Revert "[Clang] Avoid using unwind library in the MSVC environment"

This reverts commit eca29d4a37b8d1c93fe99be6289a60bb11cf789d since
the test fails in the per-target-runtime-dir layout.

diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
index f270a57..d5b437c 100644 (file)
--- a/clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -1529,7 +1529,7 @@ static void AddUnwindLibrary(const ToolChain &TC, const Driver &D,
   // Targets that don't use unwind libraries.
   if ((TC.getTriple().isAndroid() && UNW == ToolChain::UNW_Libgcc) ||
       TC.getTriple().isOSIAMCU() || TC.getTriple().isOSBinFormatWasm() ||
-      TC.getTriple().isWindowsMSVCEnvironment() || UNW == ToolChain::UNW_None)
+      UNW == ToolChain::UNW_None)
     return;
 
   LibGccType LGT = getLibGccType(TC, D, Args);

diff --git a/clang/test/Driver/compiler-rt-unwind.c b/clang/test/Driver/compiler-rt-unwind.c
index 88e2705..c5f63fb 100644 (file)
--- a/clang/test/Driver/compiler-rt-unwind.c
+++ b/clang/test/Driver/compiler-rt-unwind.c
@@ -88,12 +88,6 @@
 // RTLIB-GCC-UNWINDLIB-COMPILER_RT: "{{[.|\\\n]*}}--rtlib=libgcc requires --unwindlib=libgcc"
 //
 // RUN: %clang -### %s 2>&1 \
-// RUN:     --target=x86_64-pc-windows-msvc -rtlib=compiler-rt --unwindlib=libunwind \
-// RUN:   | FileCheck --check-prefix=MSVC-RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT %s
-// MSVC-RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT: "{{.*}}clang_rt.builtins-x86_64.lib"
-// MSVC-RTLIB-COMPILER-RT-UNWINDLIB-COMPILER-RT-NOT: "{{.*}}unwind.lib"
-//
-// RUN: %clang -### %s 2>&1 \
 // RUN:     --target=x86_64-w64-mingw32 -rtlib=compiler-rt --unwindlib=libunwind \
 // RUN:     -shared-libgcc \
 // RUN:     --gcc-toolchain="" \