xref: /aosp_15_r20/external/clang/test/CodeGen/bitfield-promote.c (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang -O3 -emit-llvm -S -o - %s | FileCheck %s
2*67e74705SXin Li 
f0(void)3*67e74705SXin Li long long f0(void) {
4*67e74705SXin Li  struct { unsigned f0 : 32; } x = { 18 };
5*67e74705SXin Li  return (long long) (x.f0 - (int) 22);
6*67e74705SXin Li }
7*67e74705SXin Li // CHECK: @f0()
8*67e74705SXin Li // CHECK: ret i64 4294967292
9*67e74705SXin Li 
f1(void)10*67e74705SXin Li long long f1(void) {
11*67e74705SXin Li  struct { unsigned f0 : 31; } x = { 18 };
12*67e74705SXin Li  return (long long) (x.f0 - (int) 22);
13*67e74705SXin Li }
14*67e74705SXin Li // CHECK: @f1()
15*67e74705SXin Li // CHECK: ret i64 -4
16*67e74705SXin Li 
f2(void)17*67e74705SXin Li long long f2(void) {
18*67e74705SXin Li  struct { unsigned f0     ; } x = { 18 };
19*67e74705SXin Li  return (long long) (x.f0 - (int) 22);
20*67e74705SXin Li }
21*67e74705SXin Li // CHECK: @f2()
22*67e74705SXin Li // CHECK: ret i64 4294967292
23