Diagnose typedef of an operator name. Fixes PR7462
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@108233 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index abd11c7..c56631b 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -225,6 +225,7 @@
/// parser diagnostics
def ext_typedef_without_a_name : ExtWarn<"typedef requires a name">;
+def err_typedef_not_identifier : Error<"typedef name must be an identifier">;
def err_statically_allocated_object : Error<
"interface type cannot be statically allocated">;
def err_object_cannot_be_passed_returned_by_value : Error<
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 7d90792..9c683f7 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -2370,6 +2370,12 @@
if (D.getDeclSpec().isThreadSpecified())
Diag(D.getDeclSpec().getThreadSpecLoc(), diag::err_invalid_thread);
+ if (D.getName().Kind != UnqualifiedId::IK_Identifier) {
+ Diag(D.getName().StartLocation, diag::err_typedef_not_identifier)
+ << D.getName().getSourceRange();
+ return 0;
+ }
+
TypedefDecl *NewTD = ParseTypedefDecl(S, D, R, TInfo);
if (!NewTD) return 0;
diff --git a/test/SemaCXX/typedef-redecl.cpp b/test/SemaCXX/typedef-redecl.cpp
index 49e1f3a..7db1970 100644
--- a/test/SemaCXX/typedef-redecl.cpp
+++ b/test/SemaCXX/typedef-redecl.cpp
@@ -48,3 +48,9 @@
struct A;
}
+
+namespace PR7462 {
+ struct A {};
+ typedef int operator! (A); // expected-error{{typedef name must be an identifier}}
+ int i = !A(); // expected-error{{invalid argument type}}
+}