Try to run and investigate the mips-mti-linux.c test failure on ARM buildbots.

This should be a NFC for every toolchain other than mips-mti-linux (where we
print the list of directories searched for crt files). It will soon be
reverted once we hit the clang-cmake-armv7-a15-selfhost-neon buildbot.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@251695 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index dc11316cdcdc38aabd1eaf436b25d84feeb35d05..8da91d5f245d3bd5d376013d7bdef973ced6f253 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -8469,6 +8469,19 @@ void gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
         CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath(crt1)));
 
       CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o")));
+
+      if (ToolChain.getTriple().getVendor() == llvm::Triple::MipsTechnologies &&
+          !ToolChain.getTriple().hasEnvironment()) {
+        // Print look-up paths for crt files.
+        llvm::errs() << "Looked for crti.o in: ";
+        llvm::errs() << "#### PrefixDirs #### - ";
+        for (const std::string &Dir : D.PrefixDirs)
+          llvm::errs() << "Dir: " << Dir << ", ";
+        llvm::errs() << "#### TC.getFilePaths() #### - ";
+        for (const std::string &Dir : ToolChain.getFilePaths())
+          llvm::errs() << "Dir: " << Dir << ",";
+        llvm::errs() << "\n";
+      }
     }
 
     const char *crtbegin;

diff --git a/test/Driver/mips-mti-linux.c b/test/Driver/mips-mti-linux.c
index c973ed28220a910248b76278c5e9f69ecaa62aa5..c19e532884fd9103d1bd6c8f4185c7c3700cc407 100644 (file)
--- a/test/Driver/mips-mti-linux.c
+++ b/test/Driver/mips-mti-linux.c
@@ -5,14 +5,15 @@
 //        Ideally, we'd like to have an --llvm-toolchain option similar to
 //        the --gcc-toolchain one.
 
-// RUN: false
-// XFAIL: *
+// XFAIL: i386, i686, x86_64, win32, win64, powerpc64, s390x, r600, xcore, hexagon, sparc, darwin, asan, msan
 
 // = Big-endian, mips32r2, hard float
-// R!N: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// R!N:     --target=mips-mti-linux -mips32r2 -mhard-float \
-// R!N:     --sysroot=%S/Inputs/mips_mti_linux/sysroot \
-// R!N:   | FileCheck --check-prefix=CHECK-BE-HF-32R2 %s
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     --target=mips-mti-linux -mips32r2 -mhard-float \
+// RUN:     --sysroot=%S/Inputs/mips_mti_linux/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-BE-HF-32R2 %s
+//
+// CHECK-BE-HF-32R2: Looked for crt1.o
 //
 // CHECK-BE-HF-32R2: "{{[^"]*}}clang{{[^"]*}}" {{.*}} "-triple" "mips-mti-linux"
 // CHECK-BE-HF-32R2-SAME: "-fuse-init-array" "-target-cpu" "mips32r2"