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57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
// RUN: %clang_cc1 -w -triple=x86_64-pc-win32 -fms-compatibility -fdump-record-layouts-simple -foverride-record-layout=%S/Inputs/override-layout-virtual-base.layout %s | FileCheck --check-prefix=SIMPLE %s
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// RUN: %clang_cc1 -w -triple=x86_64-pc-win32 -fms-compatibility -fdump-record-layouts -foverride-record-layout=%S/Inputs/override-layout-virtual-base.layout %s | FileCheck %s
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struct S1 {
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int a;
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};
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struct S2 : virtual S1 {
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virtual void foo() {}
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};
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// SIMPLE: Type: struct S3
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// SIMPLE: FieldOffsets: [64]
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struct S3 : S2 {
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char b;
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};
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struct S4 {
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};
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struct S5 : S4 {
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virtual void foo() {}
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};
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct S2
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// CHECK-NEXT: 0 | (S2 vftable pointer)
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// CHECK-NEXT: 8 | (S2 vbtable pointer)
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// CHECK-NEXT: 8 | struct S1 (virtual base)
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// CHECK-NEXT: 8 | int a
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// CHECK-NEXT: | [sizeof=8, align=8,
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// CHECK-NEXT: | nvsize=8, nvalign=8]
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct S3
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// CHECK-NEXT: 0 | struct S2 (primary base)
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// CHECK-NEXT: 0 | (S2 vftable pointer)
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// CHECK-NEXT: 8 | (S2 vbtable pointer)
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// CHECK-NEXT: 8 | char b
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// CHECK-NEXT: 16 | struct S1 (virtual base)
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// CHECK-NEXT: 16 | int a
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// CHECK-NEXT: | [sizeof=24, align=8,
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// CHECK-NEXT: | nvsize=16, nvalign=8]
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct S5
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// CHECK-NEXT: 0 | (S5 vftable pointer)
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// CHECK-NEXT: 0 | struct S4 (base) (empty)
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// CHECK-NEXT: | [sizeof=8, align=8,
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// CHECK-NEXT: | nvsize=8, nvalign=8]
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void use_structs() {
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S1 s1s[sizeof(S1)];
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S2 s2s[sizeof(S2)];
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S3 s3s[sizeof(S3)];
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S4 s4s[sizeof(S4)];
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S5 s5s[sizeof(S5)];
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}
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