[PATCH] Make SanitizerArgs parsing toolchain-independent.

[Evgeniy Stepanov]

================
Comment at: lib/Driver/SanitizerArgs.h:51
@@ +50,3 @@
+  enum AsanZeroBaseShadowKind {
+    AZBS_DEFAULT,  // Default value is toolchain-specific.
+    AZBS_ON,
----------------
AZBSK_DEFAULT ;)


http://llvm-reviews.chandlerc.com/D1324