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// RUN: %clang_cc1 -emit-llvm-only -triple %itanium_abi_triple -fdump-record-layouts %s 2>/dev/null \
// RUN: | FileCheck %s
// On z/OS, a bit-field has single byte alignment. Add aligned(4) on z/OS so the union has
// the same size & alignment as expected.
#ifdef __MVS__
#define ALIGN4 __attribute__((aligned(4)))
#else
#define ALIGN4
#endif
union A {
int f1 : 3 ALIGN4;
A();
};
A::A() {}
union B {
char f1 : 35 ALIGN4;
B();
};
B::B() {}
// CHECK:*** Dumping AST Record Layout
// CHECK-NEXT: 0 | union A
// CHECK-NEXT: 0:0-2 | int f1
// CHECK-NEXT: | [sizeof=4, dsize=1, align=4{{(, preferredalign=4,)?}}
// CHECK-NEXT: | nvsize=1, nvalign=4{{(, preferrednvalign=4)?}}]
// CHECK:*** Dumping AST Record Layout
// CHECK-NEXT: 0 | union B
// CHECK-NEXT: 0:0-34 | char f1
// CHECK-NEXT: | [sizeof=8, dsize=5, align=4{{(, preferredalign=4,)?}}
// CHECK-NEXT: | nvsize=5, nvalign=4{{(, preferrednvalign=4)?}}]
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