| 1 | // RUN: %clang_cc1 -emit-llvm-only -triple armv7-apple-darwin -fdump-record-layouts %s 2>/dev/null \ |
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| 2 | // RUN: | FileCheck %s |
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| 3 | |
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| 4 | // rdar://22275433 |
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| 5 | |
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| 6 | #pragma ms_struct on |
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| 7 | |
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| 8 | union A { |
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| 9 | unsigned long long x : 32; |
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| 10 | unsigned long long y : 32; |
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| 11 | } a; |
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| 12 | // CHECK:*** Dumping AST Record Layout |
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| 13 | // CHECK-NEXT: 0 | union A |
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| 14 | // CHECK-NEXT: 0:0-31 | unsigned long long x |
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| 15 | // CHECK-NEXT: 0:0-31 | unsigned long long y |
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| 16 | // CHECK-NEXT: | [sizeof=8, align=1] |
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| 17 | |
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| 18 | union B { |
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| 19 | __attribute__((aligned(4))) |
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| 20 | unsigned long long x : 32; |
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| 21 | unsigned long long y : 32; |
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| 22 | } b; |
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| 23 | // CHECK:*** Dumping AST Record Layout |
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| 24 | // CHECK-NEXT: 0 | union B |
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| 25 | // CHECK-NEXT: 0:0-31 | unsigned long long x |
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| 26 | // CHECK-NEXT: 0:0-31 | unsigned long long y |
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| 27 | // CHECK-NEXT: | [sizeof=8, align=1] |
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| 28 | |
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| 29 | union C { |
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| 30 | unsigned long long : 0; |
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| 31 | unsigned short y : 8; |
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| 32 | } c; |
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| 33 | // CHECK:*** Dumping AST Record Layout |
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| 34 | // CHECK-NEXT: 0 | union C |
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| 35 | // CHECK-NEXT: 0:- | unsigned long long |
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| 36 | // CHECK-NEXT: 0:0-7 | unsigned short y |
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| 37 | // CHECK-NEXT: | [sizeof=2, align=1] |
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| 38 | |
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| 39 | union D { |
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| 40 | unsigned long long : 0; |
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| 41 | unsigned short : 0; |
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| 42 | } d; |
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| 43 | // CHECK:*** Dumping AST Record Layout |
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| 44 | // CHECK-NEXT: 0 | union D |
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| 45 | // CHECK-NEXT: 0:- | unsigned long long |
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| 46 | // CHECK-NEXT: 0:- | unsigned short |
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| 47 | // CHECK-NEXT: | [sizeof=1, align=1] |
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| 48 | |
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| 49 | |
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