llvm-project/clang/test/Sema/conditional.c

// RUN: %clang_cc1 %s -fsyntax-only -verify

const char* test1 = 1 ? "i" : 1 == 1 ? "v" : "r";

void _efree(void *ptr);

int _php_stream_free1() {
  return (1 ? free(0) : _efree(0)); // expected-error {{incompatible type returning 'void', expected 'int'}}
}

int _php_stream_free2() {
  return (1 ? _efree(0) : free(0));  // expected-error {{incompatible type returning 'void', expected 'int'}}
}