| // RUN: %clang_cc1 %s -emit-llvm -o - |
| |
| union u_tag { |
| int a; |
| float b; |
| } u; |
| |
| void f() { |
| u.b = 11; |
| } |
| |
| float get_b(union u_tag *my_u) { |
| return my_u->b; |
| } |
| |
| int f2( float __x ) { |
| union{ |
| float __f; |
| unsigned int __u; |
| }__u; |
| return (int)(__u.__u >> 31); |
| } |
| |
| typedef union { int i; int *j; } value; |
| |
| int f3(value v) { |
| return *v.j; |
| } |
| |
| enum E9 { one, two }; |
| union S65 { enum E9 a; } ; union S65 s65; |
| void fS65() { enum E9 e = s65.a; } |
| |
| typedef union{ |
| unsigned char x[65536]; |
| } q; |
| int qfunc() {q buf; unsigned char* x = buf.x;} |
| |
| union RR {_Bool a : 1;} RRU; |
| int RRF(void) {return RRU.a;} |
| |
| // PR6164 |
| typedef union T0 { unsigned int : 0; } T0; |
| T0 t0; |
| |
| union { int large_bitfield: 31; char c } u2; |