[compiler-rt] r244940 - Add more error logging to win/asan

[Reid Kleckner via llvm-commits]

Author: rnk
Date: Thu Aug 13 15:10:54 2015
New Revision: 244940

URL: http://llvm.org/viewvc/llvm-project?rev=244940&view=rev
Log:
Add more error logging to win/asan

Modified:
    compiler-rt/trunk/lib/sanitizer_common/sanitizer_symbolizer_win.cc

Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_symbolizer_win.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_symbolizer_win.cc?rev=244940&r1=244939&r2=244940&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_symbolizer_win.cc (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_symbolizer_win.cc Thu Aug 13 15:10:54 2015
@@ -175,13 +175,19 @@ bool SymbolizerProcess::StartSymbolizerS
   attrs.bInheritHandle = TRUE;
   attrs.lpSecurityDescriptor = nullptr;
   if (!::CreatePipe(stdin_read.receive(), stdin_write.receive(), &attrs, 0) ||
-      !::CreatePipe(stdout_read.receive(), stdout_write.receive(), &attrs, 0))
+      !::CreatePipe(stdout_read.receive(), stdout_write.receive(), &attrs, 0)) {
+    VReport(2, "WARNING: %s CreatePipe failed (error code: %d)\n",
+            SanitizerToolName, path_, GetLastError());
     return false;
+  }
 
   // Don't inherit the writing end of stdin or the reading end of stdout.
   if (!SetHandleInformation(stdin_write.get(), HANDLE_FLAG_INHERIT, 0) ||
-      !SetHandleInformation(stdout_read.get(), HANDLE_FLAG_INHERIT, 0))
+      !SetHandleInformation(stdout_read.get(), HANDLE_FLAG_INHERIT, 0)) {
+    VReport(2, "WARNING: %s SetHandleInformation failed (error code: %d)\n",
+            SanitizerToolName, path_, GetLastError());
     return false;
+  }
 
   // Compute the command line. Wrap double quotes around everything.
   const char *argv[kArgVMax];