1 // RUN: %clang_cc1 -triple x86_64-linux-gnu -ffine-grained-bitfield-accesses \
2 // RUN:   -emit-llvm -o - %s | FileCheck %s
3 struct S4 {
4   unsigned long f1:28;
5   unsigned long f2:4;
6   unsigned long f3:12;
7 };
8 struct S4 a4;
9 
10 struct S5 {
11   unsigned long f1:28;
12   unsigned long f2:4;
13   unsigned long f3:28;
14   unsigned long f4:4;
15   unsigned long f5:12;
16 };
17 struct S5 a5;
18 
19 // CHECK: %struct.S4 = type { i32, i16 }
20 // CHECK-NOT: %struct.S4 = type { i48 }
21 // CHECK: %struct.S5 = type { i32, i32, i16, [6 x i8] }
22 // CHECK-NOT: %struct.S5 = type { i80 }