llvm-project/clang/test/Parser/namelookup-bug-2.c

// RUN: %clang_cc1 -verify %s
// expected-no-diagnostics

typedef int Object;

struct Object {int i1; } *P;

void foo(void) {
 struct Object { int i2; } *X;
  Object:
 {
    Object a;
 }
}