2009-03-24 10:24:46 +08:00
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// RUN: clang-cc -triple i686-apple-darwin9 %s -fsyntax-only -verify
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2008-10-16 10:34:03 +08:00
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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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// Test scope of definition
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#pragma pack(push, 2)
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struct s2_0 {
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#pragma pack(pop)
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char f0;
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int f1;
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};
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extern int a2_0[offsetof(struct s2_0, f1) == 2 ? 1 : -1];
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struct s2_1 {
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char f0;
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#pragma pack(push, 2)
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int f1;
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#pragma pack(pop)
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};
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extern int a2_1[offsetof(struct s2_1, f1) == 4 ? 1 : -1];
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struct s2_2 {
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char f0;
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int f1;
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#pragma pack(push, 2)
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};
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#pragma pack(pop)
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extern int a2_2[offsetof(struct s2_2, f1) == 4 ? 1 : -1];
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struct s2_3 {
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char f0;
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#pragma pack(push, 2)
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struct s2_3_0 {
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#pragma pack(pop)
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int f0;
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} f1;
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};
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extern int a2_3[offsetof(struct s2_3, f1) == 2 ? 1 : -1];
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struct s2_4 {
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char f0;
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struct s2_4_0 {
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int f0;
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#pragma pack(push, 2)
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} f1;
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#pragma pack(pop)
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};
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extern int a2_4[offsetof(struct s2_4, f1) == 4 ? 1 : -1];
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2009-03-07 04:45:54 +08:00
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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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