[llvm] r191911 - raw_fd_ostream: Be more verbose about the reason when opening a file fails.

[Benjamin Kramer]

Author: d0k
Date: Thu Oct  3 11:59:14 2013
New Revision: 191911

URL: http://llvm.org/viewvc/llvm-project?rev=191911&view=rev
Log:
raw_fd_ostream: Be more verbose about the reason when opening a file fails.

Modified:
    llvm/trunk/lib/Support/raw_ostream.cpp

Modified: llvm/trunk/lib/Support/raw_ostream.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/raw_ostream.cpp?rev=191911&r1=191910&r2=191911&view=diff
==============================================================================
--- llvm/trunk/lib/Support/raw_ostream.cpp (original)
+++ llvm/trunk/lib/Support/raw_ostream.cpp Thu Oct  3 11:59:14 2013
@@ -447,7 +447,8 @@ raw_fd_ostream::raw_fd_ostream(const cha
   error_code EC = sys::fs::openFileForWrite(Filename, FD, Flags);
 
   if (EC) {
-    ErrorInfo = "Error opening output file '" + std::string(Filename) + "'";
+    ErrorInfo = "Error opening output file '" + std::string(Filename) + "': " +
+                EC.message();
     ShouldClose = false;
     return;
   }