xref: /llvm-project/clang/test/Layout/aix-Wpacked-expecting-diagnostics.cpp (revision a8b0c6fa28acced71db33e80bd0b51d00422035b)
1 // RUN: %clang_cc1 -triple powerpc-ibm-aix-xcoff -Wpacked \
2 // RUN:     -fdump-record-layouts -fsyntax-only -verify -x c++ < %s | \
3 // RUN:   FileCheck %s
4 
5 // RUN: %clang_cc1 -triple powerpc64-ibm-aix-xcoff -Wpacked \
6 // RUN:     -fdump-record-layouts -fsyntax-only -verify -x c++ < %s | \
7 // RUN:   FileCheck %s
8 
9 // expected-no-diagnostics
10 
11 struct A {
12   double d;
13 };
14 
15 struct B {
16   char x[8];
17 };
18 
19 struct [[gnu::packed]] C : B, A {
20   char x alignas(4)[8];
21 };
22 
23 int b = sizeof(C);
24 
25 // CHECK:               0 | struct C
26 // CHECK-NEXT:          0 |   struct B (base)
27 // CHECK-NEXT:          0 |     char[8] x
28 // CHECK-NEXT:          8 |   struct A (base)
29 // CHECK-NEXT:          8 |     double d
30 // CHECK-NEXT:         16 |   char[8] x
31 // CHECK-NEXT:            | [sizeof=24, dsize=24, align=4, preferredalign=4,
32 // CHECK-NEXT:            |  nvsize=24, nvalign=4, preferrednvalign=4]
33