[OPENMP] Link libomp.lib on Windows
Adds libomp.lib for -fopenmp=libomp and libiomp5md.lib for -fopenmp=libiomp5 on Windows
Differential Revision: http://reviews.llvm.org/D11932
llvm-svn: 245414
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 53fc45b..79d8dfb 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -8885,6 +8885,27 @@
Args.AddAllArgValues(CmdArgs, options::OPT__SLASH_link);
+ if (Args.hasFlag(options::OPT_fopenmp, options::OPT_fopenmp_EQ,
+ options::OPT_fno_openmp, false)) {
+ CmdArgs.push_back("-nodefaultlib:vcomp.lib");
+ CmdArgs.push_back("-nodefaultlib:vcompd.lib");
+ CmdArgs.push_back(Args.MakeArgString(std::string("-libpath:") +
+ TC.getDriver().Dir + "/../lib"));
+ switch (getOpenMPRuntime(getToolChain(), Args)) {
+ case OMPRT_OMP:
+ CmdArgs.push_back("-defaultlib:libomp.lib");
+ break;
+ case OMPRT_IOMP5:
+ CmdArgs.push_back("-defaultlib:libiomp5md.lib");
+ break;
+ case OMPRT_GOMP:
+ break;
+ case OMPRT_Unknown:
+ // Already diagnosed.
+ break;
+ }
+ }
+
// Add filenames, libraries, and other linker inputs.
for (const auto &Input : Inputs) {
if (Input.isFilename()) {