add plumbing to report diagnostics back through sema for malformed asmstrings.

llvm-svn: 66598
diff --git a/clang/lib/AST/Stmt.cpp b/clang/lib/AST/Stmt.cpp
index 5335deb..6b583ee 100644
--- a/clang/lib/AST/Stmt.cpp
+++ b/clang/lib/AST/Stmt.cpp
@@ -182,8 +182,8 @@
 /// AnalyzeAsmString - Analyze the asm string of the current asm, decomposing
 /// it into pieces.  If the asm string is erroneous, emit errors and return
 /// true, otherwise return false.
-bool AsmStmt::AnalyzeAsmString(llvm::SmallVectorImpl<AsmStringPiece> &Pieces,
-                               ASTContext &C) const {
+unsigned AsmStmt::AnalyzeAsmString(llvm::SmallVectorImpl<AsmStringPiece>&Pieces,
+                                   ASTContext &C, unsigned &DiagOffs) const {
   const char *StrStart = getAsmString()->getStrData();
   const char *StrEnd = StrStart + getAsmString()->getByteLength();