| 1 | // XFAIL: * |
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| 2 | |
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| 3 | // RUN: %clang --target=x86_64-apple-macosx -c -gdwarf -o %t %s |
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| 4 | // RUN: %lldb %t \ |
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| 5 | // RUN: -o "expr alignof(OverlappingDerived)" \ |
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| 6 | // RUN: -o "expr sizeof(OverlappingDerived)" \ |
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| 7 | // RUN: -o exit | FileCheck %s |
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| 8 | |
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| 9 | struct Empty {}; |
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| 10 | |
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| 11 | struct OverlappingBase { |
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| 12 | [[no_unique_address]] Empty e; |
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| 13 | }; |
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| 14 | static_assert(sizeof(OverlappingBase) == 1); |
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| 15 | static_assert(alignof(OverlappingBase) == 1); |
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| 16 | |
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| 17 | struct Base { |
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| 18 | int mem; |
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| 19 | }; |
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| 20 | |
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| 21 | struct OverlappingDerived : Base, OverlappingBase {}; |
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| 22 | static_assert(alignof(OverlappingDerived) == 4); |
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| 23 | static_assert(sizeof(OverlappingDerived) == 4); |
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| 24 | |
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| 25 | // CHECK: (lldb) expr alignof(OverlappingDerived) |
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| 26 | // CHECK-NEXT: ${{.*}} = 4 |
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| 27 | // CHECK: (lldb) expr sizeof(OverlappingDerived) |
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| 28 | // CHECK-NEXT: ${{.*}} = 4 |
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| 29 | |
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| 30 | int main() { OverlappingDerived d; } |
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| 31 | |
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