r229575 - clang-cl: Disable frame pointer elimination at -O0

[Reid Kleckner]

Author: rnk
Date: Tue Feb 17 16:40:42 2015
New Revision: 229575

URL: http://llvm.org/viewvc/llvm-project?rev=229575&view=rev
Log:
clang-cl: Disable frame pointer elimination at -O0

This wasn't kicking in because the _SLASH_O flag didn't match our check
for OPT_O0. Add an alias that does to keep the logic simple.

Modified:
    cfe/trunk/include/clang/Driver/CLCompatOptions.td

Modified: cfe/trunk/include/clang/Driver/CLCompatOptions.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/CLCompatOptions.td?rev=229575&r1=229574&r2=229575&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/CLCompatOptions.td (original)
+++ cfe/trunk/include/clang/Driver/CLCompatOptions.td Tue Feb 17 16:40:42 2015
@@ -80,6 +80,7 @@ def _SLASH_I : CLJoinedOrSeparate<"I">,
   Alias<I>;
 def _SLASH_J : CLFlag<"J">, HelpText<"Make char type unsigned">,
   Alias<funsigned_char>;
+def _SLASH_O0 : CLFlag<"O0">, Alias<O0>;
 def _SLASH_O : CLJoined<"O">, HelpText<"Optimization level">,
   MetaVarName<"<n>">, Alias<O>;
 def _SLASH_Ob0 : CLFlag<"Ob0">, HelpText<"Disable inlining">,