[PATCH] D79076: [clang] [MinGW] Add the compiler rt libdirs to the search path

[Martin Storsjö via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGa0e53de472c5: [clang] [MinGW] Add the compiler rt libdirs to the search path (authored by mstorsjo).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79076/new/

https://reviews.llvm.org/D79076

Files:
  clang/lib/Driver/ToolChains/MinGW.cpp


Index: clang/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MinGW.cpp
+++ clang/lib/Driver/ToolChains/MinGW.cpp
@@ -18,6 +18,7 @@
 #include "llvm/Option/ArgList.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Path.h"
+#include "llvm/Support/VirtualFileSystem.h"
 #include <system_error>
 
 using namespace clang::diag;
@@ -198,6 +199,17 @@
 
   Args.AddAllArgs(CmdArgs, options::OPT_L);
   TC.AddFilePathLibArgs(Args, CmdArgs);
+
+  // Add the compiler-rt library directories if they exist to help
+  // the linker find the various sanitizer, builtin, and profiling runtimes.
+  for (const auto &LibPath : TC.getLibraryPaths()) {
+    if (TC.getVFS().exists(LibPath))
+      CmdArgs.push_back(Args.MakeArgString("-L" + LibPath));
+  }
+  auto CRTPath = TC.getCompilerRTPath();
+  if (TC.getVFS().exists(CRTPath))
+    CmdArgs.push_back(Args.MakeArgString("-L" + CRTPath));
+
   AddLinkerInputs(TC, Inputs, Args, CmdArgs, JA);
 
   // TODO: Add profile stuff here


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