21 lines
1001 B
C++
21 lines
1001 B
C++
// RUN: %clang_cc1 -fsyntax-only -fclang-abi-compat=6 -triple x86_64-linux-gnu -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-V6
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// RUN: %clang_cc1 -fsyntax-only -fclang-abi-compat=7 -triple x86_64-linux-gnu -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-V7
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// In Clang 6 and before, we determined that Nonempty was empty, so we
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// applied EBO to it.
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struct Nonempty { int : 4; };
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struct A : Nonempty { int n; };
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int k = sizeof(A);
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// CHECK:*** Dumping AST Record Layout
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// CHECK: 0 | struct A
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// CHECK-V6-NEXT: 0 | struct Nonempty (base) (empty)
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// CHECK-V7-NEXT: 0 | struct Nonempty (base){{$}}
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// CHECK-NEXT: 0:0-3 | int
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// CHECK-V6-NEXT: 0 | int n
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// CHECK-V7-NEXT: 4 | int n
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// CHECK-V6-NEXT: | [sizeof=4, dsize=4, align=4,
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// CHECK-V6-NEXT: | nvsize=4, nvalign=4]
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// CHECK-V7-NEXT: | [sizeof=8, dsize=8, align=4,
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// CHECK-V7-NEXT: | nvsize=8, nvalign=4]
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