1 // RUN: %clang_cc1 -triple i686-apple-darwin9 %s -fsyntax-only -verify 2 3 // Check that #pragma pack and #pragma options share the same stack. 4 5 #pragma pack(push, 1) 6 struct s0 { 7 char c; 8 int x; 9 }; 10 extern int a[sizeof(struct s0) == 5 ? 1 : -1]; 11 12 #pragma options align=natural 13 struct s1 { 14 char c; 15 int x; 16 }; 17 extern int a[sizeof(struct s1) == 8 ? 1 : -1]; 18 19 #pragma options align=reset 20 #pragma options align=native 21 struct s1_1 { 22 char c; 23 int x; 24 }; 25 extern int a[sizeof(struct s1_1) == 8 ? 1 : -1]; 26 27 #pragma pack(pop) 28 struct s2 { 29 char c; 30 int x; 31 }; 32 extern int a[sizeof(struct s2) == 5 ? 1 : -1]; 33 #pragma pack(pop) 34 35 struct s3 { 36 char c; 37 int x; 38 }; 39 extern int a[sizeof(struct s3) == 8 ? 1 : -1]; 40 41 #pragma pack(push,2) 42 #pragma options align=power 43 struct s4 { 44 char c; 45 int x; 46 }; 47 #pragma pack(pop) 48 #pragma options align=reset 49 extern int a[sizeof(struct s4) == 8 ? 1 : -1]; 50 51 /* expected-warning {{#pragma options align=reset failed: stack empty}} */ #pragma options align=reset 52 /* expected-warning {{#pragma pack(pop, ...) failed: stack empty}} */ #pragma pack(pop) 53 54
