61 lines
1 KiB
C
61 lines
1 KiB
C
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// RUN: %clang_cc1 -triple i686-apple-darwin9 %s -fsyntax-only -verify
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// expected-no-diagnostics
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#include <stddef.h>
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#pragma pack(4)
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// Baseline
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struct s0 {
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char f0;
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int f1;
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};
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extern int a0[offsetof(struct s0, f1) == 4 ? 1 : -1];
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#pragma pack(push, 2)
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struct s1 {
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char f0;
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int f1;
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};
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extern int a1[offsetof(struct s1, f1) == 2 ? 1 : -1];
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#pragma pack(pop)
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#pragma pack(1)
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struct s3_0 {
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char f0;
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int f1;
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};
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#pragma pack()
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struct s3_1 {
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char f0;
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int f1;
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};
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extern int a3_0[offsetof(struct s3_0, f1) == 1 ? 1 : -1];
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extern int a3_1[offsetof(struct s3_1, f1) == 4 ? 1 : -1];
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// pack(0) is like pack()
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#pragma pack(1)
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struct s4_0 {
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char f0;
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int f1;
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};
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#pragma pack(0)
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struct s4_1 {
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char f0;
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int f1;
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};
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extern int a4_0[offsetof(struct s4_0, f1) == 1 ? 1 : -1];
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extern int a4_1[offsetof(struct s4_1, f1) == 4 ? 1 : -1];
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void f() {
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#pragma pack(push, 2)
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struct s5_0 {
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char f0;
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struct s2_4_0 {
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int f0;
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} f1;
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};
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#pragma pack(pop)
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extern int s5_0[offsetof(struct s5_0, f1) == 2 ? 1 : -1];
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}
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