36 lines
820 B
C
36 lines
820 B
C
// RUN: %clang_cc1 -triple i686-apple-darwin9 %s -fsyntax-only -verify
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// expected-no-diagnostics
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// Stack: [], Alignment: 8
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#pragma pack(push, 1)
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// Stack: [8], Alignment: 1
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#pragma pack(push, 4)
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// Stack: [8, 1], Alignment: 4
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// Note that this differs from gcc; pack() in gcc appears to pop the
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// top stack entry and resets the current alignment. This is both
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// inconsistent with MSVC, and the gcc documentation. In other cases,
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// for example changing this to pack(8), I don't even understand what gcc
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// is doing.
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#pragma pack()
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// Stack: [8, 1], Alignment: 8
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#pragma pack(pop)
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// Stack: [8], Alignment: 1
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struct s0 {
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char f0;
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short f1;
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};
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int a[sizeof(struct s0) == 3 ? 1 : -1];
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#pragma pack(pop)
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// Stack: [], Alignment: 8
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struct s1 {
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char f0;
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short f1;
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};
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int b[sizeof(struct s1) == 4 ? 1 : -1];
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