Author: ddunbar
Date: Mon Apr 25 15:43:05 2011
New Revision: 130150
URL: http://llvm.org/viewvc/llvm-project?rev=130150&view=rev
Log:
Driver: When compilation fails, don't try to remove output files we don't have
write access to.
Modified:
cfe/trunk/lib/Driver/Compilation.cpp
Modified: cfe/trunk/lib/Driver/Compilation.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Compilation.cpp?rev=130150&r1=130149&r2=130150&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Compilation.cpp (original)
+++ cfe/trunk/lib/Driver/Compilation.cpp Mon Apr 25 15:43:05 2011
@@ -101,6 +101,12 @@
llvm::sys::Path P(*it);
std::string Error;
+ // Don't try to remove files which we don't have write access to (but may
be
+ // able to remove). Underlying tools may have intentionally not overwritten
+ // them.
+ if (!P.canWrite())
+ continue;
+
if (P.eraseFromDisk(false, &Error)) {
// Failure is only failure if the file exists and is "regular". There is
// a race condition here due to the limited interface of
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