// RUN: clang-cc %s -fsyntax-only -verify typedef unsigned __uint32_t; #define __byte_swap_int_var(x) \ __extension__ ({ register __uint32_t __X = (x); \ __asm ("bswap %0" : "+r" (__X)); \ __X; }) int test(int _x) { return (__byte_swap_int_var(_x)); } // PR2374 int test2() { return ({L:5;}); } int test3() { return ({ {5;} }); } // expected-error {{incompatible type returning 'void', expected 'int'}}\ // expected-warning {{expression result unused}} int test4() { return ({ ({5;}); }); } int test5() { return ({L1: L2: L3: 5;}); } int test6() { return ({5;}); } void test7() { ({5;}); } // expected-warning {{expression result unused}} // PR3062 int test8[({10;})]; // expected-error {{statement expression not allowed at file scope}} // PR3912 void test9(const void *P) { __builtin_prefetch(P); } void *test10() { bar: return &&bar; // expected-warning {{returning address of label, which is local}} }