diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp index f85584b3335e4..0321da8e43f63 100644 --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -1305,6 +1305,9 @@ void Clang::AddPreprocessingOptions(Compilation &C, const JobAction &JA, } else if (A->getOption().matches(options::OPT_stdlibxx_isystem)) { // Translated to -internal-isystem by the driver, no need to pass to cc1. continue; + } else if (A->getOption().matches(options::OPT_ibuiltininc)) { + // This is used only by the driver. No need to pass to cc1. + continue; } // Not translated, render as usual. diff --git a/clang/test/Driver/darwin-header-search-system.cpp b/clang/test/Driver/darwin-header-search-system.cpp index 590535fae354d..5fb83b62ce7e6 100644 --- a/clang/test/Driver/darwin-header-search-system.cpp +++ b/clang/test/Driver/darwin-header-search-system.cpp @@ -131,6 +131,7 @@ // RUN: -DRESOURCE=%S/Inputs/resource_dir \ // RUN: --check-prefix=CHECK-NOSTDINC-BUILTINC %s // CHECK-NOSTDINC-BUILTINC: "-cc1" +// CHECK-NOSTDINC-BUILTINC-NOT: "-ibuiltininc" // CHECK-NOSTDINC-BUILTINC-NOT: "-internal-isystem" "[[SYSROOT]]/usr/local/include" // CHECK-NOSTDINC-BUILTINC: "-internal-isystem" "[[RESOURCE]]/include" // CHECK-NOSTDINC-BUILTINC-NOT: "-internal-externc-isystem" "[[SYSROOT]]/usr/include"