When parsing a function body, add it to the crash stack, giving us something
like:

Stack dump:
0.	t.c:5:10: in compound statement ('{}')
1.	t.c:3:12: in compound statement ('{}')
2.	t.c:3:12: parsing function body 'foo'
3.	clang t.c 
Abort



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66118 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseStmt.cpp b/lib/Parse/ParseStmt.cpp
index 1ecbe8b..cb9bdc7 100644
--- a/lib/Parse/ParseStmt.cpp
+++ b/lib/Parse/ParseStmt.cpp
@@ -1288,6 +1288,10 @@
   assert(Tok.is(tok::l_brace));
   SourceLocation LBraceLoc = Tok.getLocation();
          
+  PrettyStackTraceDecl CrashInfo(Decl, LBraceLoc, Actions,
+                                 PP.getSourceManager(),
+                                 "parsing function body");
+  
   // Do not enter a scope for the brace, as the arguments are in the same scope
   // (the function body) as the body itself.  Instead, just read the statement
   // list and put it into a CompoundStmt for safe keeping.