[MinGW] Pass libpath to the COFF linker

This is necessary for handling defaultlib directives embedded in object files, unless they use an absolute path. Differential Revision: https://reviews.llvm.org/D53015 llvm-svn: 344123
llvm · Oct 10, 2018 · 803b37a · 803b37a
1 parent 60b6f14
commit 803b37a
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/lld/MinGW/Driver.cpp b/lld/MinGW/Driver.cpp
@@ -216,8 +216,10 @@ bool mingw::link(ArrayRef<const char *> ArgsArr, raw_ostream &Diag) {
     Add("-include:" + StringRef(A->getValue()));
 
   std::vector<StringRef> SearchPaths;
-  for (auto *A : Args.filtered(OPT_L))
+  for (auto *A : Args.filtered(OPT_L)) {
     SearchPaths.push_back(A->getValue());
+    Add("-libpath:" + StringRef(A->getValue()));
+  }
 
   StringRef Prefix = "";
   bool Static = false;

diff --git a/lld/test/MinGW/driver.test b/lld/test/MinGW/driver.test
@@ -148,3 +148,6 @@ MAP: -lldmap:bar.map
 
 RUN: ld.lld -### foo.o -m i386pe -require-defined _foo --require-defined _bar -require-defined=_baz --require-defined=_foo2 | FileCheck -check-prefix=REQUIRE-DEFINED %s
 REQUIRE-DEFINED: -include:_foo -include:_bar -include:_baz -include:_foo2
+
+RUN: ld.lld -### -m i386pep foo.o -Llibpath | FileCheck -check-prefix LIBPATH %s
+LIBPATH: -libpath:libpath