Call CreateProcess with bInheritHandles = TRUE.

Makes llvmc show error messages printed by child processes when run from the
Cygwin/MSYS shell. Since ExecuteAndWait does not return until the child program
has finished execution, this change should be harmless.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69082 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Win32/Program.inc b/lib/System/Win32/Program.inc
index e74b41c..49086b8 100644
--- a/lib/System/Win32/Program.inc
+++ b/lib/System/Win32/Program.inc
@@ -226,7 +226,7 @@
 
   fflush(stdout);
   fflush(stderr);
-  BOOL rc = CreateProcess(path.c_str(), command, NULL, NULL, FALSE, 0,
+  BOOL rc = CreateProcess(path.c_str(), command, NULL, NULL, TRUE, 0,
                           envblock, NULL, &si, &pi);
   DWORD err = GetLastError();