diff options
Diffstat (limited to 'test/Layout/ms-x86-pack-and-align.cpp')
| -rw-r--r-- | test/Layout/ms-x86-pack-and-align.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/test/Layout/ms-x86-pack-and-align.cpp b/test/Layout/ms-x86-pack-and-align.cpp index 5e1aae1ca757..9783233d66ac 100644 --- a/test/Layout/ms-x86-pack-and-align.cpp +++ b/test/Layout/ms-x86-pack-and-align.cpp @@ -652,7 +652,154 @@ struct OD : OC {}; // CHECK-X64-NEXT: | [sizeof=12, align=1 // CHECK-X64-NEXT: | nvsize=8, nvalign=1] +struct __declspec(align(4)) PA { + int c; +}; + +typedef __declspec(align(8)) PA PB; +#pragma pack(push, 1) +struct PC { + char a; + PB x; +}; +#pragma pack(pop) + +// CHECK: *** Dumping AST Record Layout +// CHECK: 0 | struct PC +// CHECK-NEXT: 0 | char a +// CHECK-NEXT: 8 | struct PA x +// CHECK-NEXT: 8 | int c +// CHECK-NEXT: | [sizeof=4, align=4 +// CHECK-NEXT: | nvsize=4, nvalign=4] +// CHECK-NEXT: | [sizeof=16, align=8 +// CHECK-NEXT: | nvsize=12, nvalign=8] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64: 0 | struct PC +// CHECK-X64-NEXT: 0 | char a +// CHECK-X64-NEXT: 8 | struct PA x +// CHECK-X64-NEXT: 8 | int c +// CHECK-X64-NEXT: | [sizeof=4, align=4 +// CHECK-X64-NEXT: | nvsize=4, nvalign=4] +// CHECK-X64-NEXT: | [sizeof=16, align=8 +// CHECK-X64-NEXT: | nvsize=12, nvalign=8] + +typedef PB PD; + +#pragma pack(push, 1) +struct PE { + char a; + PD x; +}; +#pragma pack(pop) + +// CHECK: *** Dumping AST Record Layout +// CHECK: 0 | struct PE +// CHECK-NEXT: 0 | char a +// CHECK-NEXT: 8 | struct PA x +// CHECK-NEXT: 8 | int c +// CHECK-NEXT: | [sizeof=4, align=4 +// CHECK-NEXT: | nvsize=4, nvalign=4] +// CHECK-NEXT: | [sizeof=16, align=8 +// CHECK-NEXT: | nvsize=12, nvalign=8] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64: 0 | struct PE +// CHECK-X64-NEXT: 0 | char a +// CHECK-X64-NEXT: 8 | struct PA x +// CHECK-X64-NEXT: 8 | int c +// CHECK-X64-NEXT: | [sizeof=4, align=4 +// CHECK-X64-NEXT: | nvsize=4, nvalign=4] +// CHECK-X64-NEXT: | [sizeof=16, align=8 +// CHECK-X64-NEXT: | nvsize=12, nvalign=8] + +typedef int __declspec(align(2)) QA; +#pragma pack(push, 1) +struct QB { + char a; + QA b; +}; +#pragma pack(pop) + +// CHECK: *** Dumping AST Record Layout +// CHECK-NEXT: 0 | struct QB +// CHECK-NEXT: 0 | char a +// CHECK-NEXT: 2 | QA b +// CHECK-NEXT: | [sizeof=6, align=2 +// CHECK-NEXT: | nvsize=6, nvalign=2] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64-NEXT: 0 | struct QB +// CHECK-X64-NEXT: 0 | char a +// CHECK-X64-NEXT: 2 | QA b +// CHECK-X64-NEXT: | [sizeof=6, align=2 +// CHECK-X64-NEXT: | nvsize=6, nvalign=2] + +struct QC { + char a; + QA b; +}; + +// CHECK: *** Dumping AST Record Layout +// CHECK-NEXT: 0 | struct QC +// CHECK-NEXT: 0 | char a +// CHECK-NEXT: 4 | QA b +// CHECK-NEXT: | [sizeof=8, align=4 +// CHECK-NEXT: | nvsize=8, nvalign=4] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64-NEXT: 0 | struct QC +// CHECK-X64-NEXT: 0 | char a +// CHECK-X64-NEXT: 4 | QA b +// CHECK-X64-NEXT: | [sizeof=8, align=4 +// CHECK-X64-NEXT: | nvsize=8, nvalign=4] + +struct QD { + char a; + QA b : 3; +}; + +// CHECK: *** Dumping AST Record Layout +// CHECK-NEXT: 0 | struct QD +// CHECK-NEXT: 0 | char a +// CHECK-NEXT: 4 | QA b +// CHECK-NEXT: | [sizeof=8, align=4 +// CHECK-NEXT: | nvsize=8, nvalign=4] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64-NEXT: 0 | struct QD +// CHECK-X64-NEXT: 0 | char a +// CHECK-X64-NEXT: 4 | QA b +// CHECK-X64-NEXT: | [sizeof=8, align=4 +// CHECK-X64-NEXT: | nvsize=8, nvalign=4] + +struct __declspec(align(4)) EmptyAlignedLongLongMemb { + long long FlexArrayMemb[0]; +}; + +// CHECK: *** Dumping AST Record Layout +// CHECK-NEXT: 0 | struct EmptyAlignedLongLongMemb +// CHECK-NEXT: 0 | long long [0] FlexArrayMemb +// CHECK-NEXT: | [sizeof=8, align=8 +// CHECK-NEXT: | nvsize=0, nvalign=8] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64-NEXT: 0 | struct EmptyAlignedLongLongMemb +// CHECK-X64-NEXT: 0 | long long [0] FlexArrayMemb +// CHECK-X64-NEXT: | [sizeof=8, align=8 +// CHECK-X64-NEXT: | nvsize=0, nvalign=8] + +#pragma pack(1) +struct __declspec(align(4)) EmptyPackedAlignedLongLongMemb { + long long FlexArrayMemb[0]; +}; +#pragma pack() + +// CHECK: *** Dumping AST Record Layout +// CHECK-NEXT: 0 | struct EmptyPackedAlignedLongLongMemb +// CHECK-NEXT: 0 | long long [0] FlexArrayMemb +// CHECK-NEXT: | [sizeof=4, align=4 +// CHECK-NEXT: | nvsize=0, nvalign=4] +// CHECK-X64: *** Dumping AST Record Layout +// CHECK-X64-NEXT: 0 | struct EmptyPackedAlignedLongLongMemb +// CHECK-X64-NEXT: 0 | long long [0] FlexArrayMemb +// CHECK-X64-NEXT: | [sizeof=4, align=4 +// CHECK-X64-NEXT: | nvsize=0, nvalign=4] int a[ sizeof(X)+ @@ -680,4 +827,11 @@ sizeof(RC)+ sizeof(RE)+ sizeof(ND)+ sizeof(OD)+ +sizeof(PC)+ +sizeof(PE)+ +sizeof(QB)+ +sizeof(QC)+ +sizeof(QD)+ +sizeof(EmptyAlignedLongLongMemb)+ +sizeof(EmptyPackedAlignedLongLongMemb)+ 0]; |