[PATCH] [Asan] Pack signal context into a structure

[Viktor Kutuzov]

================
Comment at: asan/asan_internal.h:65
@@ -64,1 +64,3 @@
 
+// asan_posix.cc
+struct SignalContext {
----------------
Umm, we probably don't need this line.

http://reviews.llvm.org/D6148