[SemaTemplate] Detect instantiation of unparsed exceptions.
This fixes the clang crash reported in PR24000.
Differential Revision: http://reviews.llvm.org/D11341
llvm-svn: 243196
diff --git a/clang/lib/Sema/SemaExceptionSpec.cpp b/clang/lib/Sema/SemaExceptionSpec.cpp
index 8a93723..ec3d9fd8 100644
--- a/clang/lib/Sema/SemaExceptionSpec.cpp
+++ b/clang/lib/Sema/SemaExceptionSpec.cpp
@@ -161,7 +161,13 @@
else
InstantiateExceptionSpec(Loc, SourceDecl);
- return SourceDecl->getType()->castAs<FunctionProtoType>();
+ const FunctionProtoType *Proto =
+ SourceDecl->getType()->castAs<FunctionProtoType>();
+ if (Proto->getExceptionSpecType() == clang::EST_Unparsed) {
+ Diag(Loc, diag::err_exception_spec_not_parsed);
+ Proto = nullptr;
+ }
+ return Proto;
}
void