xref: /aosp_15_r20/external/clang/test/Layout/itanium-union-bitfield.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm-only -triple %itanium_abi_triple -fdump-record-layouts %s 2>/dev/null \
2*67e74705SXin Li // RUN:            | FileCheck %s
3*67e74705SXin Li 
4*67e74705SXin Li union A {
5*67e74705SXin Li   int f1: 3;
6*67e74705SXin Li   A();
7*67e74705SXin Li };
8*67e74705SXin Li 
A()9*67e74705SXin Li A::A() {}
10*67e74705SXin Li 
11*67e74705SXin Li union B {
12*67e74705SXin Li   char f1: 35;
13*67e74705SXin Li   B();
14*67e74705SXin Li };
15*67e74705SXin Li 
B()16*67e74705SXin Li B::B() {}
17*67e74705SXin Li 
18*67e74705SXin Li // CHECK:*** Dumping AST Record Layout
19*67e74705SXin Li // CHECK-NEXT:     0 | union A
20*67e74705SXin Li // CHECK-NEXT: 0:0-2 |   int f1
21*67e74705SXin Li // CHECK-NEXT:       | [sizeof=4, dsize=1, align=4
22*67e74705SXin Li // CHECK-NEXT:       |  nvsize=1, nvalign=4]
23*67e74705SXin Li 
24*67e74705SXin Li // CHECK:*** Dumping AST Record Layout
25*67e74705SXin Li // CHECK-NEXT:      0 | union B
26*67e74705SXin Li // CHECK-NEXT: 0:0-34 |   char f1
27*67e74705SXin Li // CHECK-NEXT:        | [sizeof=8, dsize=5, align=4
28*67e74705SXin Li // CHECK-NEXT:        |  nvsize=5, nvalign=4]
29*67e74705SXin Li 
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