diff --git a/clang/lib/Driver/ToolChain.cpp b/clang/lib/Driver/ToolChain.cpp
index bd854aae35d4c..08b1fd01b3c0a 100644
--- a/clang/lib/Driver/ToolChain.cpp
+++ b/clang/lib/Driver/ToolChain.cpp
@@ -681,19 +681,29 @@ std::string ToolChain::getCompilerRT(const ArgList &Args, StringRef Component,
   // Check for runtime files in the new layout without the architecture first.
   std::string CRTBasename =
       buildCompilerRTBasename(Args, Component, Type, /*AddArch=*/false);
+  SmallString<128> Path;
   for (const auto &LibPath : getLibraryPaths()) {
     SmallString<128> P(LibPath);
     llvm::sys::path::append(P, CRTBasename);
     if (getVFS().exists(P))
       return std::string(P);
+    if (Path.empty())
+      Path = P;
   }
+  if (getTriple().isOSAIX())
+    Path.clear();
 
-  // Fall back to the old expected compiler-rt name if the new one does not
-  // exist.
+  // Check the filename for the old layout if the new one does not exist.
   CRTBasename =
       buildCompilerRTBasename(Args, Component, Type, /*AddArch=*/true);
-  SmallString<128> Path(getCompilerRTPath());
-  llvm::sys::path::append(Path, CRTBasename);
+  SmallString<128> OldPath(getCompilerRTPath());
+  llvm::sys::path::append(OldPath, CRTBasename);
+  if (Path.empty() || getVFS().exists(OldPath))
+    return std::string(OldPath);
+
+  // If none is found, use a file name from the new layout, which may get
+  // printed in an error message, aiding users in knowing what Clang is
+  // looking for.
   return std::string(Path);
 }
 
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.asan-i386.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/aarch64-unknown-linux/libclang_rt.hwasan.a
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.asan-i386.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/aarch64-unknown-linux/libclang_rt.hwasan.a
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.asan-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/aarch64-unknown-linux/libclang_rt.hwasan.a.syms
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.asan-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/aarch64-unknown-linux/libclang_rt.hwasan.a.syms
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.hwasan-aarch64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/i386-unknown-linux/libclang_rt.asan.a
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.hwasan-aarch64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/i386-unknown-linux/libclang_rt.asan.a
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.hwasan-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/i386-unknown-linux/libclang_rt.asan.a.syms
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.hwasan-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/i386-unknown-linux/libclang_rt.asan.a.syms
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.msan-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/i686-unknown-linux/clang_rt.crtbegin.o
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.msan-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/i686-unknown-linux/clang_rt.crtbegin.o
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.msan_cxx-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/i686-unknown-linux/clang_rt.crtend.o
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.msan_cxx-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/i686-unknown-linux/clang_rt.crtend.o
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.tsan-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/clang_rt.crtbegin.o
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.tsan-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/clang_rt.crtbegin.o
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.tsan_cxx-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/clang_rt.crtend.o
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.tsan_cxx-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/clang_rt.crtend.o
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan-i386.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.asan.a
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan-i386.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.asan.a
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.asan.a.syms
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.asan.a.syms
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan_cxx-i386.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.hwasan.a
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan_cxx-i386.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.hwasan.a
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan_cxx-x86_64.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.hwasan.a.syms
similarity index 100%
rename from clang/test/Driver/Inputs/resource_dir/lib/linux/libclang_rt.ubsan_cxx-x86_64.a.syms
rename to clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.hwasan.a.syms
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan.a b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan.a
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan.a.syms
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan_cxx.a b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan_cxx.a
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan_cxx.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.msan_cxx.a.syms
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan.a b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan.a
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan.a.syms
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan_cxx.a b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan_cxx.a
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan_cxx.a.syms b/clang/test/Driver/Inputs/resource_dir/lib/x86_64-unknown-linux/libclang_rt.tsan_cxx.a.syms
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/clang/test/Driver/arch-specific-libdir.c b/clang/test/Driver/arch-specific-libdir.c
index be643d2c8b8ac..162f9e4241260 100644
--- a/clang/test/Driver/arch-specific-libdir.c
+++ b/clang/test/Driver/arch-specific-libdir.c
@@ -49,4 +49,4 @@
 //
 // Have a stricter check for no-archdir - that the driver doesn't add any
 // subdirectory from the provided resource directory.
-// NO-ARCHDIR-NOT: -L[[FILE_PATH]]/Inputs/resource_dir
+// NO-ARCHDIR-NOT: -L[[FILE_PATH]]/Inputs/resource_dir"
diff --git a/clang/test/Driver/arm-compiler-rt.c b/clang/test/Driver/arm-compiler-rt.c
index adecacbcaabf9..5e9e528400d08 100644
--- a/clang/test/Driver/arm-compiler-rt.c
+++ b/clang/test/Driver/arm-compiler-rt.c
@@ -3,7 +3,7 @@
 // RUN:     -resource-dir=%S/Inputs/resource_dir_with_arch_subdir \
 // RUN:     -rtlib=compiler-rt -### %s 2>&1 \
 // RUN:   | FileCheck %s -check-prefix ARM-EABI
-// ARM-EABI: "{{[^"]*}}libclang_rt.builtins-arm.a"
+// ARM-EABI: "{{[^"]*}}libclang_rt.builtins.a"
 
 // RUN: %clang -target arm-linux-gnueabi \
 // RUN:     --sysroot=%S/Inputs/resource_dir_with_arch_subdir \
diff --git a/clang/test/Driver/baremetal-sysroot.cpp b/clang/test/Driver/baremetal-sysroot.cpp
index 46338185ffd9d..bbc608809d0e4 100644
--- a/clang/test/Driver/baremetal-sysroot.cpp
+++ b/clang/test/Driver/baremetal-sysroot.cpp
@@ -18,5 +18,5 @@
 // CHECK-V6M-C-SAME: "-x" "c++" "{{.*}}baremetal-sysroot.cpp"
 // CHECK-V6M-C-NEXT: "{{[^"]*}}ld{{(\.(lld|bfd|gold))?}}{{(\.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-V6M-C-SAME: "-L{{.*}}/baremetal_default_sysroot{{[/\\]+}}bin{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+}}armv6m-none-eabi{{[/\\]+}}lib"
-// CHECK-V6M-C-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a"
+// CHECK-V6M-C-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a"
 // CHECK-V6M-C-SAME: "-o" "{{.*}}.o"
diff --git a/clang/test/Driver/baremetal.cpp b/clang/test/Driver/baremetal.cpp
index 8baf388894eb2..657611bb3f38d 100644
--- a/clang/test/Driver/baremetal.cpp
+++ b/clang/test/Driver/baremetal.cpp
@@ -18,7 +18,7 @@
 // CHECK-V6M-C-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic" "-EL"
 // CHECK-V6M-C-SAME: "-T" "semihosted.lds" "-Lsome{{[/\\]+}}directory{{[/\\]+}}user{{[/\\]+}}asked{{[/\\]+}}for"
 // CHECK-V6M-C-SAME: "-L[[SYSROOT:[^"]+]]{{[/\\]+}}lib"
-// CHECK-V6M-C-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a" "--target2=rel" "-o" "{{.*}}.tmp.out"
+// CHECK-V6M-C-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "--target2=rel" "-o" "{{.*}}.tmp.out"
 
 // RUN: %clang %s -### --target=armv6m-none-eabi -nostdlibinc -nobuiltininc 2>&1 \
 // RUN:     --sysroot=%S/Inputs/baremetal_arm | FileCheck --check-prefix=CHECK-V6M-LIBINC %s
@@ -44,7 +44,7 @@
 // CHECK-V6M-DEFAULTCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic" "-EL"
 // CHECK-V6M-DEFAULTCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}baremetal_arm{{[/\\]+}}lib"
 // CHECK-V6M-DEFAULTCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-V6M-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a" "--target2=rel" "-o" "a.out"
+// CHECK-V6M-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "--target2=rel" "-o" "a.out"
 
 // RUN: %clangxx %s -### --target=armv6m-none-eabi -stdlib=libc++ 2>&1 \
 // RUN:     --sysroot=%S/Inputs/baremetal_arm | FileCheck --check-prefix=CHECK-V6M-LIBCXX %s
@@ -54,7 +54,7 @@
 // CHECK-V6M-LIBCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic" "-EL"
 // CHECK-V6M-LIBCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}baremetal_arm{{[/\\]+}}lib"
 // CHECK-V6M-LIBCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-V6M-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a" "--target2=rel" "-o" "a.out"
+// CHECK-V6M-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "--target2=rel" "-o" "a.out"
 
 // RUN: %clangxx %s -### --target=armv6m-none-eabi 2>&1 \
 // RUN:     --sysroot=%S/Inputs/baremetal_arm \
@@ -66,7 +66,7 @@
 // CHECK-V6M-LIBSTDCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic" "-EL"
 // CHECK-V6M-LIBSTDCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}baremetal_arm{{[/\\]+}}lib"
 // CHECK-V6M-LIBSTDCXX-SAME: "-lstdc++" "-lsupc++" "-lunwind"
-// CHECK-V6M-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a" "--target2=rel" "-o" "a.out"
+// CHECK-V6M-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "--target2=rel" "-o" "a.out"
 
 // RUN: %clangxx %s -### --target=armv6m-none-eabi 2>&1 \
 // RUN:     --sysroot=%S/Inputs/baremetal_arm \
@@ -89,7 +89,7 @@
 // CHECK-V6M-LIBCXX-USR: "{{[^"]*}}-Bstatic"
 // CHECK-V6M-LIBCXX-USR-SAME: "-L{{[^"]*}}{{[/\\]+}}baremetal_cxx_sysroot{{[/\\]+}}lib"
 // CHECK-V6M-LIBCXX-USR-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-V6M-LIBCXX-USR-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-armv6m.a"
+// CHECK-V6M-LIBCXX-USR-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a"
 
 // RUN: %clangxx --target=arm-none-eabi -v 2>&1 \
 // RUN:   | FileCheck %s --check-prefix=CHECK-THREAD-MODEL
@@ -172,7 +172,7 @@
 // CHECK-RV64-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV64-SAME: "-Lsome{{[/\\]+}}directory{{[/\\]+}}user{{[/\\]+}}asked{{[/\\]+}}for"
 // CHECK-RV64-SAME: "-L[[SYSROOT:[^"]+]]{{[/\\]+}}lib"
-// CHECK-RV64-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv64.a" "-X" "-o" "{{.*}}.tmp.out"
+// CHECK-RV64-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "{{.*}}.tmp.out"
 
 // RUN: %clangxx %s -### --target=riscv64-unknown-elf 2>&1 \
 // RUN:     --sysroot=%S/Inputs/basic_riscv64_tree/riscv64-unknown-elf \
@@ -181,7 +181,7 @@
 // CHECK-RV64-DEFAULTCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV64-DEFAULTCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv64_tree{{[/\\]+}}riscv64-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV64-DEFAULTCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-RV64-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv64.a" "-X" "-o" "a.out"
+// CHECK-RV64-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clangxx %s -### --target=riscv64-unknown-elf 2>&1 \
 // RUN:     --sysroot=%S/Inputs/basic_riscv64_tree/riscv64-unknown-elf \
@@ -193,7 +193,7 @@
 // CHECK-RV64-LIBCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV64-LIBCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv64_tree{{[/\\]+}}riscv64-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV64-LIBCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-RV64-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv64.a" "-X" "-o" "a.out"
+// CHECK-RV64-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clangxx %s -### 2>&1 --target=riscv64-unknown-elf \
 // RUN:     --sysroot=%S/Inputs/basic_riscv64_tree/riscv64-unknown-elf \
@@ -205,7 +205,7 @@
 // CHECK-RV64-LIBSTDCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV64-LIBSTDCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv64_tree{{[/\\]+}}riscv64-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV64-LIBSTDCXX-SAME: "-lstdc++" "-lsupc++" "-lunwind"
-// CHECK-RV64-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv64.a" "-X" "-o" "a.out"
+// CHECK-RV64-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clang %s -### 2>&1 --target=riscv32-unknown-elf \
 // RUN:     -L some/directory/user/asked/for \
@@ -220,7 +220,7 @@
 // CHECK-RV32-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV32-SAME: "-Lsome{{[/\\]+}}directory{{[/\\]+}}user{{[/\\]+}}asked{{[/\\]+}}for"
 // CHECK-RV32-SAME: "-L[[SYSROOT:[^"]+]]{{[/\\]+}}lib"
-// CHECK-RV32-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv32.a" "-X" "-o" "a.out"
+// CHECK-RV32-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clangxx %s -### 2>&1 --target=riscv32-unknown-elf \
 // RUN:     --sysroot=%S/Inputs/basic_riscv32_tree/riscv32-unknown-elf \
@@ -229,7 +229,7 @@
 // CHECK-RV32-DEFAULTCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV32-DEFAULTCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv32_tree{{[/\\]+}}riscv32-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV32-DEFAULTCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-RV32-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv32.a" "-X" "-o" "a.out"
+// CHECK-RV32-DEFAULTCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clangxx %s -### 2>&1 --target=riscv32-unknown-elf \
 // RUN:     --sysroot=%S/Inputs/basic_riscv32_tree/riscv32-unknown-elf \
@@ -241,7 +241,7 @@
 // CHECK-RV32-LIBCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV32-LIBCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv32_tree{{[/\\]+}}riscv32-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV32-LIBCXX-SAME: "-lc++" "-lc++abi" "-lunwind"
-// CHECK-RV32-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv32.a" "-X" "-o" "a.out"
+// CHECK-RV32-LIBCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clangxx %s -### 2>&1 --target=riscv32-unknown-elf \
 // RUN:     --sysroot=%S/Inputs/basic_riscv32_tree/riscv32-unknown-elf \
@@ -253,7 +253,7 @@
 // CHECK-RV32-LIBSTDCXX: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-RV32-LIBSTDCXX-SAME: "-L{{[^"]*}}{{[/\\]+}}Inputs{{[/\\]+}}basic_riscv32_tree{{[/\\]+}}riscv32-unknown-elf{{[/\\]+}}lib"
 // CHECK-RV32-LIBSTDCXX-SAME: "-lstdc++" "-lsupc++" "-lunwind"
-// CHECK-RV32-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-riscv32.a" "-X" "-o" "a.out"
+// CHECK-RV32-LIBSTDCXX-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-X" "-o" "a.out"
 
 // RUN: %clang %s -### 2>&1 --target=riscv64-unknown-elf \
 // RUN:     -nostdlibinc -nobuiltininc \
@@ -375,7 +375,7 @@
 // CHECK-PPCEABI-SAME: "-internal-isystem" "[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}include"
 // CHECK-PPCEABI-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-PPCEABI-SAME: "-L[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}lib"
-// CHECK-PPCEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-powerpc.a" "-o" "a.out"
+// CHECK-PPCEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-o" "a.out"
 
 // RUN: %clang -no-canonical-prefixes %s -### --target=powerpc64-unknown-eabi 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-PPC64EABI %s
@@ -387,7 +387,7 @@
 // CHECK-PPC64EABI-SAME: "-internal-isystem" "[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}include"
 // CHECK-PPC64EABI-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-PPC64EABI-SAME: "-L[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}lib"
-// CHECK-PPC64EABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-powerpc64.a" "-o" "a.out"
+// CHECK-PPC64EABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-o" "a.out"
 
 // RUN: %clang -no-canonical-prefixes %s -### --target=powerpcle-unknown-eabi 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-PPCLEEABI %s
@@ -399,7 +399,7 @@
 // CHECK-PPCLEEABI-SAME: "-internal-isystem" "[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}include"
 // CHECK-PPCLEEABI-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-PPCLEEABI-SAME: "-L[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}lib"
-// CHECK-PPCLEEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-powerpcle.a" "-o" "a.out"
+// CHECK-PPCLEEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-o" "a.out"
 
 // RUN: %clang -no-canonical-prefixes %s -### --target=powerpc64le-unknown-eabi 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-PPC64LEEABI %s
@@ -411,7 +411,7 @@
 // CHECK-PPC64LEEABI-SAME: "-internal-isystem" "[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}include"
 // CHECK-PPC64LEEABI-NEXT: ld{{(.exe)?}}" "{{.*}}.o" "-Bstatic"
 // CHECK-PPC64LEEABI-SAME: "-L[[INSTALLEDDIR]]{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+[^"]*}}lib"
-// CHECK-PPC64LEEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins-powerpc64le.a" "-o" "a.out"
+// CHECK-PPC64LEEABI-SAME: "-lc" "-lm" "{{[^"]*}}libclang_rt.builtins.a" "-o" "a.out"
 
 // Check that compiler-rt library without the arch filename suffix will
 // be used if present.
@@ -423,7 +423,7 @@
 // RUN:     --sysroot=%T/baremetal_clang_rt_noarch \
 // RUN:   | FileCheck --check-prefix=CHECK-CLANGRT-NOARCH %s
 // CHECK-CLANGRT-NOARCH: "{{[^"]*}}libclang_rt.builtins.a"
-// CHECK-CLANGRT-NOARCH-NOT: "{{[^"]*}}libclang_rt.builtins-armv6m.a"
+// CHECK-CLANGRT-NOARCH-NOT: "{{[^"]*}}libclang_rt.builtins.a"
 
 // Check that compiler-rt library with the arch filename suffix will be
 // used if present.
@@ -434,7 +434,7 @@
 // RUN:     --target=armv6m-none-eabi \
 // RUN:     --sysroot=%T/baremetal_clang_rt_arch \
 // RUN:   | FileCheck --check-prefix=CHECK-CLANGRT-ARCH %s
-// CHECK-CLANGRT-ARCH: "{{[^"]*}}libclang_rt.builtins-armv6m.a"
+// CHECK-CLANGRT-ARCH: "{{[^"]*}}libclang_rt.builtins.a"
 // CHECK-CLANGRT-ARCH-NOT: "{{[^"]*}}libclang_rt.builtins.a"
 
 // Check that "--no-relax" is forwarded to the linker for RISC-V.
diff --git a/clang/test/Driver/compiler-rt-unwind.c b/clang/test/Driver/compiler-rt-unwind.c
index adc09792a27fc..4260dab9302c7 100644
--- a/clang/test/Driver/compiler-rt-unwind.c
+++ b/clang/test/Driver/compiler-rt-unwind.c
@@ -52,7 +52,7 @@
 // RUN:     --target=x86_64-unknown-linux -rtlib=compiler-rt \
 // RUN:     --gcc-toolchain="" -resource-dir=%S/Inputs/resource_dir \
 // RUN:   | FileCheck --check-prefix=RTLIB-COMPILER-RT %s
-// RTLIB-COMPILER-RT: "{{.*}}libclang_rt.builtins-x86_64.a"
+// RTLIB-COMPILER-RT: "{{.*}}libclang_rt.builtins.a"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-linux -rtlib=compiler-rt --unwindlib=libunwind \
@@ -62,7 +62,7 @@
 // RUN:     --target=x86_64-unknown-linux -rtlib=compiler-rt --unwindlib=libunwind \
 // RUN:     --gcc-toolchain="" -resource-dir=%S/Inputs/resource_dir \
 // RUN:   | FileCheck --check-prefix=RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT %s
-// RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT: "{{.*}}libclang_rt.builtins-x86_64.a"
+// RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT: "{{.*}}libclang_rt.builtins.a"
 // RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT-SAME: "--as-needed"
 // RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT-SAME: "-lunwind"
 // RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT-SAME: "--no-as-needed"
@@ -71,14 +71,14 @@
 // RUN:     --target=x86_64-unknown-linux -rtlib=compiler-rt --unwindlib=libgcc \
 // RUN:     --gcc-toolchain="" -resource-dir=%S/Inputs/resource_dir \
 // RUN:   | FileCheck --check-prefix=RTLIB-COMPILER-RT-UNWINDLIB-GCC %s
-// RTLIB-COMPILER-RT-UNWINDLIB-GCC: "{{.*}}libclang_rt.builtins-x86_64.a"
+// RTLIB-COMPILER-RT-UNWINDLIB-GCC: "{{.*}}libclang_rt.builtins.a"
 // RTLIB-COMPILER-RT-UNWINDLIB-GCC-SAME: "-lgcc_s"
 //
 // RUN: %clang -### %s 2>&1              \
 // RUN:     --target=x86_64-unknown-linux -rtlib=compiler-rt --unwindlib=libgcc \
 // RUN:     -static --gcc-toolchain="" -resource-dir=%S/Inputs/resource_dir \
 // RUN:   | FileCheck --check-prefix=RTLIB-COMPILER-RT-UNWINDLIB-GCC-STATIC %s
-// RTLIB-COMPILER-RT-UNWINDLIB-GCC-STATIC: "{{.*}}libclang_rt.builtins-x86_64.a"
+// RTLIB-COMPILER-RT-UNWINDLIB-GCC-STATIC: "{{.*}}libclang_rt.builtins.a"
 // RTLIB-COMPILER-RT-UNWINDLIB-GCC-STATIC-SAME: "-lgcc_eh"
 //
 // RUN: not %clang %s 2> %t.err              \
diff --git a/clang/test/Driver/coverage-ld.c b/clang/test/Driver/coverage-ld.c
index e72bbf86bf4ef..acb08eb5db59a 100644
--- a/clang/test/Driver/coverage-ld.c
+++ b/clang/test/Driver/coverage-ld.c
@@ -13,7 +13,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-I386 %s
 //
 // CHECK-LINUX-I386-NOT: "-u__llvm_profile_runtime"
-// CHECK-LINUX-I386: /Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-i386.a"
+// CHECK-LINUX-I386: /Inputs/resource_dir{{/|\\\\}}lib{{.*}}i386-unknown-linux{{.*}}libclang_rt.profile.a"
 // CHECK-LINUX-I386-NOT: "-u__llvm_profile_runtime"
 // CHECK-LINUX-I386: "-lc"
 //
@@ -24,7 +24,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-X86-64 %s
 //
 // CHECK-LINUX-X86-64: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-x86_64.a" {{.*}} "-lc"
+// CHECK-LINUX-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{.*}}linux{{.*}}libclang_rt.profile.a" {{.*}} "-lc"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-freebsd --coverage -fuse-ld=ld \
diff --git a/clang/test/Driver/fuchsia.c b/clang/test/Driver/fuchsia.c
index cfcb8ad0d3ab4..ca53f0d107a00 100644
--- a/clang/test/Driver/fuchsia.c
+++ b/clang/test/Driver/fuchsia.c
@@ -187,7 +187,7 @@
 // CHECK-SCUDO-X86: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-SCUDO-X86: "-fsanitize=safe-stack,scudo"
 // CHECK-SCUDO-X86: "-pie"
-// CHECK-SCUDO-X86: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{/|\\\\}}fuchsia{{/|\\\\}}libclang_rt.scudo_standalone-x86_64.so"
+// CHECK-SCUDO-X86: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{.*}}fuchsia{{.*}}libclang_rt.scudo_standalone.so"
 
 // RUN: %clang -### %s --target=aarch64-unknown-fuchsia \
 // RUN:     -fsanitize=scudo 2>&1 \
@@ -197,7 +197,7 @@
 // CHECK-SCUDO-AARCH64: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-SCUDO-AARCH64: "-fsanitize=shadow-call-stack,scudo"
 // CHECK-SCUDO-AARCH64: "-pie"
-// CHECK-SCUDO-AARCH64: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{/|\\\\}}fuchsia{{/|\\\\}}libclang_rt.scudo_standalone-aarch64.so"
+// CHECK-SCUDO-AARCH64: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{.*}}fuchsia{{.*}}libclang_rt.scudo_standalone.so"
 
 // RUN: %clang -### %s --target=x86_64-unknown-fuchsia \
 // RUN:     -fsanitize=scudo -fPIC -shared 2>&1 \
@@ -206,7 +206,7 @@
 // RUN:     | FileCheck %s -check-prefix=CHECK-SCUDO-SHARED
 // CHECK-SCUDO-SHARED: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-SCUDO-SHARED: "-fsanitize=safe-stack,scudo"
-// CHECK-SCUDO-SHARED: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{/|\\\\}}fuchsia{{/|\\\\}}libclang_rt.scudo_standalone-x86_64.so"
+// CHECK-SCUDO-SHARED: "[[RESOURCE_DIR]]{{/|\\\\}}lib{{.*}}fuchsia{{.*}}libclang_rt.scudo_standalone.so"
 
 // RUN: %clang -### %s --target=aarch64-unknown-fuchsia \
 // RUN:     -fsanitize=leak 2>&1 \
diff --git a/clang/test/Driver/instrprof-ld.c b/clang/test/Driver/instrprof-ld.c
index 9a58cd3a0be75..674580b349d42 100644
--- a/clang/test/Driver/instrprof-ld.c
+++ b/clang/test/Driver/instrprof-ld.c
@@ -7,7 +7,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-I386 %s
 //
 // CHECK-LINUX-I386: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-I386: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-i386.a" {{.*}} "-lc"
+// CHECK-LINUX-I386: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}i386-unknown-linux{{/|\\\\}}libclang_rt.profile.a" {{.*}} "-lc"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-linux -fprofile-instr-generate -fuse-ld=ld \
@@ -16,7 +16,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-X86-64 %s
 //
 // CHECK-LINUX-X86-64: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-x86_64.a" {{.*}} "-lc"
+// CHECK-LINUX-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{.*}}linux{{.*}}libclang_rt.profile.a" {{.*}} "-lc"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-linux -fprofile-instr-generate -nostdlib -fuse-ld=ld \
@@ -25,7 +25,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-NOSTDLIB-X86-64 %s
 //
 // CHECK-LINUX-NOSTDLIB-X86-64: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-NOSTDLIB-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-x86_64.a"
+// CHECK-LINUX-NOSTDLIB-X86-64: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{.*}}linux{{.*}}libclang_rt.profile.a"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-freebsd -fprofile-instr-generate -fuse-ld=ld \
@@ -62,7 +62,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-I386-SHARED %s
 //
 // CHECK-LINUX-I386-SHARED: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-I386-SHARED: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-i386.a" {{.*}} "-lc"
+// CHECK-LINUX-I386-SHARED: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{.*}}i386-unknown-linux{{.*}}libclang_rt.profile.a" {{.*}} "-lc"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     -shared \
@@ -72,7 +72,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LINUX-X86-64-SHARED %s
 //
 // CHECK-LINUX-X86-64-SHARED: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
-// CHECK-LINUX-X86-64-SHARED: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}libclang_rt.profile-x86_64.a" {{.*}} "-lc"
+// CHECK-LINUX-X86-64-SHARED: "{{.*}}/Inputs/resource_dir{{/|\\\\}}lib{{.*}}linux{{.*}}libclang_rt.profile.a" {{.*}} "-lc"
 //
 // RUN: %clang -### %s 2>&1 \
 // RUN:     -shared \
diff --git a/clang/test/Driver/linux-ld.c b/clang/test/Driver/linux-ld.c
index b3ce5ca307a6c..d77367b4ece7b 100644
--- a/clang/test/Driver/linux-ld.c
+++ b/clang/test/Driver/linux-ld.c
@@ -61,15 +61,15 @@
 // CHECK-LD-RT: "--eh-frame-hdr"
 // CHECK-LD-RT: "-m" "elf_x86_64"
 // CHECK-LD-RT: "-dynamic-linker"
-// CHECK-LD-RT: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}clang_rt.crtbegin-x86_64.o"
+// CHECK-LD-RT: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}x86_64-unknown-linux{{/|\\\\}}clang_rt.crtbegin.o"
 // CHECK-LD-RT: "-L[[SYSROOT]]/usr/lib/gcc/x86_64-unknown-linux/10.2.0"
 // CHECK-LD-RT: "-L[[SYSROOT]]/usr/lib/gcc/x86_64-unknown-linux/10.2.0/../../../../x86_64-unknown-linux/lib"
 // CHECK-LD-RT: "-L[[SYSROOT]]/lib"
 // CHECK-LD-RT: "-L[[SYSROOT]]/usr/lib"
-// CHECK-LD-RT: libclang_rt.builtins-x86_64.a"
+// CHECK-LD-RT: libclang_rt.builtins.a"
 // CHECK-LD-RT: "-lc"
-// CHECK-LD-RT: libclang_rt.builtins-x86_64.a"
-// CHECK-LD-RT: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}clang_rt.crtend-x86_64.o"
+// CHECK-LD-RT: libclang_rt.builtins.a"
+// CHECK-LD-RT: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}x86_64-unknown-linux{{/|\\\\}}clang_rt.crtend.o"
 //
 // RUN: %clang -### %s -no-pie 2>&1 \
 // RUN:     --target=i686-unknown-linux \
@@ -84,15 +84,15 @@
 // CHECK-LD-RT-I686: "--eh-frame-hdr"
 // CHECK-LD-RT-I686: "-m" "elf_i386"
 // CHECK-LD-RT-I686: "-dynamic-linker"
-// CHECK-LD-RT-I686: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}clang_rt.crtbegin-i386.o"
+// CHECK-LD-RT-I686: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}i686-unknown-linux{{/|\\\\}}clang_rt.crtbegin.o"
 // CHECK-LD-RT-I686: "-L[[SYSROOT]]/usr/lib/gcc/i686-unknown-linux/10.2.0"
 // CHECK-LD-RT-I686: "-L[[SYSROOT]]/usr/lib/gcc/i686-unknown-linux/10.2.0/../../../../i686-unknown-linux/lib"
 // CHECK-LD-RT-I686: "-L[[SYSROOT]]/lib"
 // CHECK-LD-RT-I686: "-L[[SYSROOT]]/usr/lib"
-// CHECK-LD-RT-I686: libclang_rt.builtins-i386.a"
+// CHECK-LD-RT-I686: libclang_rt.builtins.a"
 // CHECK-LD-RT-I686: "-lc"
-// CHECK-LD-RT-I686: libclang_rt.builtins-i386.a"
-// CHECK-LD-RT-I686: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}linux{{/|\\\\}}clang_rt.crtend-i386.o"
+// CHECK-LD-RT-I686: libclang_rt.builtins.a"
+// CHECK-LD-RT-I686: "[[RESDIR]]{{/|\\\\}}lib{{/|\\\\}}i686-unknown-linux{{/|\\\\}}clang_rt.crtend.o"
 //
 // RUN: %clang -### %s -no-pie 2>&1 \
 // RUN:     --target=arm-linux-androideabi \
diff --git a/clang/test/Driver/print-libgcc-file-name-clangrt.c b/clang/test/Driver/print-libgcc-file-name-clangrt.c
index 19f9a3c28c31b..ed740e0d2917d 100644
--- a/clang/test/Driver/print-libgcc-file-name-clangrt.c
+++ b/clang/test/Driver/print-libgcc-file-name-clangrt.c
@@ -55,7 +55,7 @@
 // RUN:     --sysroot=%S/Inputs/resource_dir_with_arch_subdir \
 // RUN:     -resource-dir=%S/Inputs/resource_dir_with_arch_subdir 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-CLANGRT-ARM-BAREMETAL %s
-// CHECK-CLANGRT-ARM-BAREMETAL: libclang_rt.builtins-armv7m.a
+// CHECK-CLANGRT-ARM-BAREMETAL: libclang_rt.builtins.a
 
 // RUN: %clang -rtlib=compiler-rt -print-libgcc-file-name \
 // RUN:     --target=armv7m-vendor-none-eabi \
diff --git a/clang/test/Driver/sanitizer-ld.c b/clang/test/Driver/sanitizer-ld.c
index 79ce70e19ff4f..53e536d772924 100644
--- a/clang/test/Driver/sanitizer-ld.c
+++ b/clang/test/Driver/sanitizer-ld.c
@@ -8,9 +8,9 @@
 //
 // CHECK-ASAN-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-ASAN-LINUX-NOT: "-lc"
-// CHECK-ASAN-LINUX: libclang_rt.asan-i386.a"
+// CHECK-ASAN-LINUX: libclang_rt.asan.a"
 // CHECK-ASAN-LINUX-NOT: "--export-dynamic"
-// CHECK-ASAN-LINUX: "--dynamic-list={{.*}}libclang_rt.asan-i386.a.syms"
+// CHECK-ASAN-LINUX: "--dynamic-list={{.*}}libclang_rt.asan.a.syms"
 // CHECK-ASAN-LINUX-NOT: "--export-dynamic"
 // CHECK-ASAN-LINUX: "-lpthread"
 // CHECK-ASAN-LINUX: "-lrt"
@@ -41,8 +41,8 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-EXECUTABLE-LINUX %s
 //
-// CHECK-ASAN-EXECUTABLE-LINUX: libclang_rt.asan_static-x86_64
-// CHECK-ASAN-EXECUTABLE-LINUX: libclang_rt.asan-x86_64
+// CHECK-ASAN-EXECUTABLE-LINUX: libclang_rt.asan_static
+// CHECK-ASAN-EXECUTABLE-LINUX: libclang_rt.asan
 
 // RUN: %clang -fsanitize=address -shared -### %s 2>&1  \
 // RUN:     --target=x86_64-unknown-linux -fuse-ld=ld \
@@ -50,8 +50,8 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-SHARED-LINUX %s
 //
-// CHECK-ASAN-SHARED-LINUX: libclang_rt.asan_static-x86_64
-// CHECK-ASAN-SHARED-LINUX-NOT: libclang_rt.asan-x86_64
+// CHECK-ASAN-SHARED-LINUX: libclang_rt.asan_static
+// CHECK-ASAN-SHARED-LINUX-NOT: libclang_rt.asan
 
 // RUN: %clang -### %s 2>&1 \
 // RUN:     --target=i386-unknown-linux -fuse-ld=ld -fsanitize=address -shared-libsan \
@@ -74,9 +74,9 @@
 //
 // CHECK-SHARED-ASAN-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-SHARED-ASAN-LINUX-NOT: "-lc"
-// CHECK-SHARED-ASAN-LINUX-NOT: libclang_rt.asan-i386.a"
-// CHECK-SHARED-ASAN-LINUX: libclang_rt.asan-i386.so"
-// CHECK-SHARED-ASAN-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan-preinit-i386.a" "--no-whole-archive"
+// CHECK-SHARED-ASAN-LINUX-NOT: libclang_rt.asan.a"
+// CHECK-SHARED-ASAN-LINUX: libclang_rt.asan.so"
+// CHECK-SHARED-ASAN-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan-preinit.a" "--no-whole-archive"
 // CHECK-SHARED-ASAN-LINUX-NOT: "-lpthread"
 // CHECK-SHARED-ASAN-LINUX-NOT: "-lrt"
 // CHECK-SHARED-ASAN-LINUX-NOT: "-ldl"
@@ -92,9 +92,9 @@
 //
 // CHECK-DSO-SHARED-ASAN-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-DSO-SHARED-ASAN-LINUX-NOT: "-lc"
-// CHECK-DSO-SHARED-ASAN-LINUX-NOT: libclang_rt.asan-i386.a"
-// CHECK-DSO-SHARED-ASAN-LINUX-NOT: "libclang_rt.asan-preinit-i386.a"
-// CHECK-DSO-SHARED-ASAN-LINUX: libclang_rt.asan-i386.so"
+// CHECK-DSO-SHARED-ASAN-LINUX-NOT: libclang_rt.asan.a"
+// CHECK-DSO-SHARED-ASAN-LINUX-NOT: "libclang_rt.asan-preinit.a"
+// CHECK-DSO-SHARED-ASAN-LINUX: libclang_rt.asan.so"
 // CHECK-DSO-SHARED-ASAN-LINUX-NOT: "-lpthread"
 // CHECK-DSO-SHARED-ASAN-LINUX-NOT: "-lrt"
 // CHECK-DSO-SHARED-ASAN-LINUX-NOT: "-ldl"
@@ -153,7 +153,7 @@
 //
 // CHECK-ASAN-LINUX-CXX-STATIC: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-ASAN-LINUX-CXX-STATIC-NOT: stdc++
-// CHECK-ASAN-LINUX-CXX-STATIC: "--whole-archive" "{{.*}}libclang_rt.asan-i386.a" "--no-whole-archive"
+// CHECK-ASAN-LINUX-CXX-STATIC: "--whole-archive" "{{.*}}libclang_rt.asan.a" "--no-whole-archive"
 // CHECK-ASAN-LINUX-CXX-STATIC: stdc++
 
 // RUN: %clang -### %s 2>&1 \
@@ -270,10 +270,10 @@
 //
 // CHECK-TSAN-LINUX-CXX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-TSAN-LINUX-CXX-NOT: stdc++
-// CHECK-TSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan-x86_64.a" "--no-whole-archive"
-// CHECK-TSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.tsan-x86_64.a.syms"
-// CHECK-TSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan_cxx-x86_64.a" "--no-whole-archive"
-// CHECK-TSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.tsan_cxx-x86_64.a.syms"
+// CHECK-TSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan.a" "--no-whole-archive"
+// CHECK-TSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.tsan.a.syms"
+// CHECK-TSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan_cxx.a" "--no-whole-archive"
+// CHECK-TSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.tsan_cxx.a.syms"
 // CHECK-TSAN-LINUX-CXX-NOT: "--export-dynamic"
 // CHECK-TSAN-LINUX-CXX: stdc++
 // CHECK-TSAN-LINUX-CXX: "-lpthread"
@@ -306,10 +306,10 @@
 //
 // CHECK-MSAN-LINUX-CXX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-MSAN-LINUX-CXX-NOT: stdc++
-// CHECK-MSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan-x86_64.a" "--no-whole-archive"
-// CHECK-MSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.msan-x86_64.a.syms"
-// CHECK-MSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan_cxx-x86_64.a" "--no-whole-archive"
-// CHECK-MSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.msan_cxx-x86_64.a.syms"
+// CHECK-MSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan.a" "--no-whole-archive"
+// CHECK-MSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.msan.a.syms"
+// CHECK-MSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan_cxx.a" "--no-whole-archive"
+// CHECK-MSAN-LINUX-CXX: "--dynamic-list={{.*}}libclang_rt.msan_cxx.a.syms"
 // CHECK-MSAN-LINUX-CXX-NOT: "--export-dynamic"
 // CHECK-MSAN-LINUX-CXX: stdc++
 // CHECK-MSAN-LINUX-CXX: "-lpthread"
@@ -400,7 +400,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-UBSAN-LINUX-SHAREDLIBASAN %s
 
 // CHECK-UBSAN-LINUX-SHAREDLIBASAN: "{{.*}}ld{{(.exe)?}}"
-// CHECK-UBSAN-LINUX-SHAREDLIBASAN: "{{.*}}libclang_rt.ubsan_standalone-i386.so{{.*}}"
+// CHECK-UBSAN-LINUX-SHAREDLIBASAN: "{{.*}}libclang_rt.ubsan_standalone.so{{.*}}"
 
 // RUN: %clang -fsanitize=undefined -fsanitize-link-c++-runtime -### %s 2>&1 \
 // RUN:     --target=i386-unknown-linux \
@@ -408,7 +408,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-UBSAN-LINUX-LINK-CXX %s
 // CHECK-UBSAN-LINUX-LINK-CXX-NOT: "-lstdc++"
-// CHECK-UBSAN-LINUX-LINK-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone_cxx-i386.a" "--no-whole-archive"
+// CHECK-UBSAN-LINUX-LINK-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone_cxx.a" "--no-whole-archive"
 // CHECK-UBSAN-LINUX-LINK-CXX-NOT: "-lstdc++"
 
 // RUN: %clangxx -fsanitize=undefined -### %s 2>&1 \
@@ -418,9 +418,9 @@
 // RUN:   | FileCheck --check-prefix=CHECK-UBSAN-LINUX-CXX %s
 // CHECK-UBSAN-LINUX-CXX: "{{.*}}ld{{(.exe)?}}"
 // CHECK-UBSAN-LINUX-CXX-NOT: libclang_rt.asan
-// CHECK-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone-i386.a" "--no-whole-archive"
+// CHECK-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone.a" "--no-whole-archive"
 // CHECK-UBSAN-LINUX-CXX-NOT: libclang_rt.asan
-// CHECK-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone_cxx-i386.a" "--no-whole-archive"
+// CHECK-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone_cxx.a" "--no-whole-archive"
 // CHECK-UBSAN-LINUX-CXX-NOT: libclang_rt.asan
 // CHECK-UBSAN-LINUX-CXX: "-lstdc++"
 // CHECK-UBSAN-LINUX-CXX-NOT: libclang_rt.asan
@@ -433,7 +433,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-UBSAN-MINIMAL-LINUX %s
 // CHECK-UBSAN-MINIMAL-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-UBSAN-MINIMAL-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_minimal-i386.a" "--no-whole-archive"
+// CHECK-UBSAN-MINIMAL-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_minimal.a" "--no-whole-archive"
 // CHECK-UBSAN-MINIMAL-LINUX: "-lpthread"
 // CHECK-UBSAN-MINIMAL-LINUX: "-lresolv"
 
@@ -468,7 +468,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-UBSAN-LINUX %s
 // CHECK-ASAN-UBSAN-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-ASAN-UBSAN-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan-i386.a" "--no-whole-archive"
+// CHECK-ASAN-UBSAN-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan.a" "--no-whole-archive"
 // CHECK-ASAN-UBSAN-LINUX-NOT: libclang_rt.ubsan
 // CHECK-ASAN-UBSAN-LINUX-NOT: "-lstdc++"
 // CHECK-ASAN-UBSAN-LINUX: "-lpthread"
@@ -480,8 +480,8 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-UBSAN-LINUX-CXX %s
 // CHECK-ASAN-UBSAN-LINUX-CXX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-ASAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.asan-i386.a" "--no-whole-archive"
-// CHECK-ASAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.asan_cxx-i386.a" "--no-whole-archive"
+// CHECK-ASAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.asan.a" "--no-whole-archive"
+// CHECK-ASAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.asan_cxx.a" "--no-whole-archive"
 // CHECK-ASAN-UBSAN-LINUX-CXX-NOT: libclang_rt.ubsan
 // CHECK-ASAN-UBSAN-LINUX-CXX: "-lstdc++"
 // CHECK-ASAN-UBSAN-LINUX-CXX: "-lpthread"
@@ -493,7 +493,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-MSAN-UBSAN-LINUX-CXX %s
 // CHECK-MSAN-UBSAN-LINUX-CXX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-MSAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan-x86_64.a" "--no-whole-archive"
+// CHECK-MSAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.msan.a" "--no-whole-archive"
 // CHECK-MSAN-UBSAN-LINUX-CXX-NOT: libclang_rt.ubsan
 
 // RUN: %clangxx -fsanitize=thread,undefined -### %s 2>&1 \
@@ -502,7 +502,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-TSAN-UBSAN-LINUX-CXX %s
 // CHECK-TSAN-UBSAN-LINUX-CXX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-TSAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan-x86_64.a" "--no-whole-archive"
+// CHECK-TSAN-UBSAN-LINUX-CXX: "--whole-archive" "{{.*}}libclang_rt.tsan.a" "--no-whole-archive"
 // CHECK-TSAN-UBSAN-LINUX-CXX-NOT: libclang_rt.ubsan
 
 // RUN: %clang -fsanitize=undefined -### %s 2>&1 \
@@ -525,7 +525,7 @@
 // CHECK-LSAN-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-LSAN-LINUX-NOT: "-lc"
 // CHECK-LSAN-LINUX-NOT: libclang_rt.ubsan
-// CHECK-LSAN-LINUX: libclang_rt.lsan-x86_64.a"
+// CHECK-LSAN-LINUX: libclang_rt.lsan.a"
 // CHECK-LSAN-LINUX: "-lpthread"
 // CHECK-LSAN-LINUX: "-ldl"
 // CHECK-LSAN-LINUX: "-lresolv"
@@ -560,7 +560,7 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LSAN-ASAN-LINUX %s
 // CHECK-LSAN-ASAN-LINUX: "{{.*}}ld{{(.exe)?}}"
 // CHECK-LSAN-ASAN-LINUX-NOT: libclang_rt.lsan
-// CHECK-LSAN-ASAN-LINUX: libclang_rt.asan-x86_64
+// CHECK-LSAN-ASAN-LINUX: libclang_rt.asan
 // CHECK-LSAN-ASAN-LINUX-NOT: libclang_rt.lsan
 
 // RUN: %clang -fsanitize=address -fsanitize-coverage=func -### %s 2>&1 \
@@ -569,7 +569,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-ASAN-COV-LINUX %s
 // CHECK-ASAN-COV-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-ASAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan-x86_64.a" "--no-whole-archive"
+// CHECK-ASAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.asan.a" "--no-whole-archive"
 // CHECK-ASAN-COV-LINUX-NOT: libclang_rt.ubsan
 // CHECK-ASAN-COV-LINUX-NOT: "-lstdc++"
 // CHECK-ASAN-COV-LINUX: "-lpthread"
@@ -581,7 +581,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-MSAN-COV-LINUX %s
 // CHECK-MSAN-COV-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-MSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.msan-x86_64.a" "--no-whole-archive"
+// CHECK-MSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.msan.a" "--no-whole-archive"
 // CHECK-MSAN-COV-LINUX-NOT: libclang_rt.ubsan
 // CHECK-MSAN-COV-LINUX-NOT: "-lstdc++"
 // CHECK-MSAN-COV-LINUX: "-lpthread"
@@ -593,7 +593,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-DFSAN-COV-LINUX %s
 // CHECK-DFSAN-COV-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-DFSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.dfsan-x86_64.a" "--no-whole-archive"
+// CHECK-DFSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.dfsan.a" "--no-whole-archive"
 // CHECK-DFSAN-COV-LINUX-NOT: libclang_rt.ubsan
 // CHECK-DFSAN-COV-LINUX-NOT: "-lstdc++"
 // CHECK-DFSAN-COV-LINUX: "-lpthread"
@@ -605,7 +605,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-UBSAN-COV-LINUX %s
 // CHECK-UBSAN-COV-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-UBSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone-x86_64.a" "--no-whole-archive"
+// CHECK-UBSAN-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone.a" "--no-whole-archive"
 // CHECK-UBSAN-COV-LINUX-NOT: "-lstdc++"
 // CHECK-UBSAN-COV-LINUX: "-lpthread"
 // CHECK-UBSAN-COV-LINUX: "-lresolv"
@@ -616,7 +616,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-COV-LINUX %s
 // CHECK-COV-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone-x86_64.a" "--no-whole-archive"
+// CHECK-COV-LINUX: "--whole-archive" "{{.*}}libclang_rt.ubsan_standalone.a" "--no-whole-archive"
 // CHECK-COV-LINUX-NOT: "-lstdc++"
 // CHECK-COV-LINUX: "-lpthread"
 // CHECK-COV-LINUX: "-lresolv"
@@ -638,7 +638,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-CFI-DIAG-LINUX %s
 // CHECK-CFI-DIAG-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-CFI-DIAG-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.ubsan_standalone-x86_64.a" "--no-whole-archive"
+// CHECK-CFI-DIAG-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.ubsan_standalone.a" "--no-whole-archive"
 
 // Cross-DSO CFI links the CFI runtime.
 // RUN: not %clang -fsanitize=cfi -fsanitize-cfi-cross-dso -### %s 2>&1 \
@@ -647,7 +647,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-CFI-CROSS-DSO-LINUX %s
 // CHECK-CFI-CROSS-DSO-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-CFI-CROSS-DSO-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.cfi-x86_64.a" "--no-whole-archive"
+// CHECK-CFI-CROSS-DSO-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.cfi.a" "--no-whole-archive"
 // CHECK-CFI-CROSS-DSO-LINUX: -export-dynamic
 
 // Cross-DSO CFI with diagnostics links just the CFI runtime.
@@ -658,7 +658,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-CFI-CROSS-DSO-DIAG-LINUX %s
 // CHECK-CFI-CROSS-DSO-DIAG-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-CFI-CROSS-DSO-DIAG-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.cfi_diag-x86_64.a" "--no-whole-archive"
+// CHECK-CFI-CROSS-DSO-DIAG-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.cfi_diag.a" "--no-whole-archive"
 // CHECK-CFI-CROSS-DSO-DIAG-LINUX: -export-dynamic
 
 // Cross-DSO CFI on Android does not link runtime libraries.
@@ -710,7 +710,7 @@
 // CHECK-SAFESTACK-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-SAFESTACK-LINUX-NOT: "-lc"
 // CHECK-SAFESTACK-LINUX-NOT: whole-archive
-// CHECK-SAFESTACK-LINUX: libclang_rt.safestack-x86_64.a"
+// CHECK-SAFESTACK-LINUX: libclang_rt.safestack.a"
 // CHECK-SAFESTACK-LINUX: "-u" "__safestack_init"
 // CHECK-SAFESTACK-LINUX: "-lpthread"
 // CHECK-SAFESTACK-LINUX: "-ldl"
@@ -772,9 +772,9 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-CFI-STATS-LINUX %s
 // CHECK-CFI-STATS-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-CFI-STATS-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.stats_client-x86_64.a" "--no-whole-archive"
+// CHECK-CFI-STATS-LINUX: "--whole-archive" "{{[^"]*}}libclang_rt.stats_client.a" "--no-whole-archive"
 // CHECK-CFI-STATS-LINUX-NOT: "--whole-archive"
-// CHECK-CFI-STATS-LINUX: "{{[^"]*}}libclang_rt.stats-x86_64.a"
+// CHECK-CFI-STATS-LINUX: "{{[^"]*}}libclang_rt.stats.a"
 
 // RUN: not %clang -fsanitize=cfi -fsanitize-stats -### %s 2>&1 \
 // RUN:     --target=x86_64-apple-darwin -fuse-ld=ld \
@@ -896,7 +896,7 @@
 // RUN:     --sysroot=%S/Inputs/basic_linux_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-SCUDO-LINUX %s
 // CHECK-SCUDO-LINUX: "{{.*}}ld{{(.exe)?}}"
-// CHECK-SCUDO-LINUX: "--whole-archive" "{{.*}}libclang_rt.scudo_standalone-i386.a" "--no-whole-archive"
+// CHECK-SCUDO-LINUX: "--whole-archive" "{{.*}}libclang_rt.scudo_standalone.a" "--no-whole-archive"
 // CHECK-SCUDO-LINUX-NOT: "-lstdc++"
 // CHECK-SCUDO-LINUX: "-lpthread"
 // CHECK-SCUDO-LINUX: "-ldl"
@@ -910,8 +910,8 @@
 //
 // CHECK-SCUDO-SHARED-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-SCUDO-SHARED-LINUX-NOT: "-lc"
-// CHECK-SCUDO-SHARED-LINUX-NOT: libclang_rt.scudo_standalone-i386.a"
-// CHECK-SCUDO-SHARED-LINUX: libclang_rt.scudo_standalone-i386.so"
+// CHECK-SCUDO-SHARED-LINUX-NOT: libclang_rt.scudo_standalone.a"
+// CHECK-SCUDO-SHARED-LINUX: libclang_rt.scudo_standalone.so"
 // CHECK-SCUDO-SHARED-LINUX-NOT: "-lpthread"
 // CHECK-SCUDO-SHARED-LINUX-NOT: "-lrt"
 // CHECK-SCUDO-SHARED-LINUX-NOT: "-ldl"
@@ -954,9 +954,9 @@
 //
 // CHECK-HWASAN-X86-64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-HWASAN-X86-64-LINUX-NOT: "-lc"
-// CHECK-HWASAN-X86-64-LINUX: libclang_rt.hwasan-x86_64.a"
+// CHECK-HWASAN-X86-64-LINUX: libclang_rt.hwasan.a"
 // CHECK-HWASAN-X86-64-LINUX-NOT: "--export-dynamic"
-// CHECK-HWASAN-X86-64-LINUX: "--dynamic-list={{.*}}libclang_rt.hwasan-x86_64.a.syms"
+// CHECK-HWASAN-X86-64-LINUX: "--dynamic-list={{.*}}libclang_rt.hwasan.a.syms"
 // CHECK-HWASAN-X86-64-LINUX-NOT: "--export-dynamic"
 // CHECK-HWASAN-X86-64-LINUX: "-lpthread"
 // CHECK-HWASAN-X86-64-LINUX: "-lrt"
@@ -971,7 +971,7 @@
 //
 // CHECK-SHARED-HWASAN-X86-64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-SHARED-HWASAN-X86-64-LINUX-NOT: "-lc"
-// CHECK-SHARED-HWASAN-X86-64-LINUX: libclang_rt.hwasan-x86_64.so"
+// CHECK-SHARED-HWASAN-X86-64-LINUX: libclang_rt.hwasan.so"
 // CHECK-SHARED-HWASAN-X86-64-LINUX-NOT: "-lpthread"
 // CHECK-SHARED-HWASAN-X86-64-LINUX-NOT: "-lrt"
 // CHECK-SHARED-HWASAN-X86-64-LINUX-NOT: "-ldl"
@@ -987,7 +987,7 @@
 //
 // CHECK-DSO-SHARED-HWASAN-X86-64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-DSO-SHARED-HWASAN-X86-64-LINUX-NOT: "-lc"
-// CHECK-DSO-SHARED-HWASAN-X86-64-LINUX: libclang_rt.hwasan-x86_64.so"
+// CHECK-DSO-SHARED-HWASAN-X86-64-LINUX: libclang_rt.hwasan.so"
 // CHECK-DSO-SHARED-HWASAN-X86-64-LINUX-NOT: "-lpthread"
 // CHECK-DSO-SHARED-HWASAN-X86-64-LINUX-NOT: "-lrt"
 // CHECK-DSO-SHARED-HWASAN-X86-64-LINUX-NOT: "-ldl"
@@ -1003,9 +1003,9 @@
 //
 // CHECK-HWASAN-AARCH64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-HWASAN-AARCH64-LINUX-NOT: "-lc"
-// CHECK-HWASAN-AARCH64-LINUX: libclang_rt.hwasan-aarch64.a"
+// CHECK-HWASAN-AARCH64-LINUX: libclang_rt.hwasan.a"
 // CHECK-HWASAN-AARCH64-LINUX-NOT: "--export-dynamic"
-// CHECK-HWASAN-AARCH64-LINUX: "--dynamic-list={{.*}}libclang_rt.hwasan-aarch64.a.syms"
+// CHECK-HWASAN-AARCH64-LINUX: "--dynamic-list={{.*}}libclang_rt.hwasan.a.syms"
 // CHECK-HWASAN-AARCH64-LINUX-NOT: "--export-dynamic"
 // CHECK-HWASAN-AARCH64-LINUX: "-lpthread"
 // CHECK-HWASAN-AARCH64-LINUX: "-lrt"
@@ -1021,7 +1021,7 @@
 //
 // CHECK-SHARED-HWASAN-AARCH64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lc"
-// CHECK-SHARED-HWASAN-AARCH64-LINUX: libclang_rt.hwasan-aarch64.so"
+// CHECK-SHARED-HWASAN-AARCH64-LINUX: libclang_rt.hwasan.so"
 // CHECK-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lpthread"
 // CHECK-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lrt"
 // CHECK-SHARED-HWASAN-AARCH64-LINUX-NOT: "-ldl"
@@ -1037,7 +1037,7 @@
 //
 // CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
 // CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lc"
-// CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX: libclang_rt.hwasan-aarch64.so"
+// CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX: libclang_rt.hwasan.so"
 // CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lpthread"
 // CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX-NOT: "-lrt"
 // CHECK-DSO-SHARED-HWASAN-AARCH64-LINUX-NOT: "-ldl"