1 // RUN: %clang_cc1 -fsyntax-only -fms-extensions -verify -triple x86_64-apple-darwin9 %s 2 3 #pragma ms_struct on 4 5 #pragma ms_struct off 6 7 #pragma ms_struct reset 8 9 #pragma ms_struct // expected-warning {{incorrect use of '#pragma ms_struct on|off' - ignored}} 10 11 #pragma ms_struct on top of spaghetti // expected-warning {{extra tokens at end of '#pragma ms_struct' - ignored}} 12 13 struct foo 14 { 15 int a; 16 int b; 17 char c; 18 }; 19 20 21 struct { 22 unsigned long bf_1 : 12; 23 unsigned long : 0; 24 unsigned long bf_2 : 12; 25 } __attribute__((__ms_struct__)) t1; 26 27 struct S { 28 double __attribute__((ms_struct)) d; // expected-warning {{'ms_struct' attribute only applies to structs, unions, and classes}} 29 unsigned long bf_1 : 12; 30 unsigned long : 0; 31 unsigned long bf_2 : 12; 32 } __attribute__((ms_struct)) t2; 33 34 enum 35 { 36 A = 0, 37 B, 38 C 39 } __attribute__((ms_struct)) e1; // expected-warning {{'ms_struct' attribute only applies to}} 40 41 // rdar://10513599 42 #pragma ms_struct on 43 44 typedef struct 45 { 46 void *pv; 47 int l; 48 } Foo; 49 50 typedef struct 51 { 52 void *pv1; 53 Foo foo; 54 unsigned short fInited : 1; 55 void *pv2; 56 } PackOddity; 57 58 #pragma ms_struct off 59 60 static int arr[sizeof(PackOddity) == 40 ? 1 : -1]; 61 62 struct __declspec(ms_struct) bad { // expected-warning {{__declspec attribute 'ms_struct' is not supported}} 63 }; 64