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      1 // RUN: %clang_cc1 -triple armv7-unknown-unknown -target-abi apcs-gnu %s -verify
      2 // RUN: %clang_cc1 -triple armv7-unknown-unknown -target-abi aapcs %s -verify
      3 // expected-no-diagnostics
      4 
      5 #define check(name, cond) int _##name##_check[(cond) ? 1 : -1]
      6 
      7 struct s0 { char field0; double field1; };
      8 #ifdef __ARM_EABI__
      9 check(s0_size, sizeof(struct s0) == 16);
     10 #else
     11 check(s0_size, sizeof(struct s0) == 12);
     12 #endif
     13 
     14 struct s1 { char field0; long double field1; };
     15 #ifdef __ARM_EABI__
     16 check(s1_size, sizeof(struct s1) == 16);
     17 #else
     18 check(s1_size, sizeof(struct s1) == 12);
     19 #endif
     20 
     21 struct s2 {
     22   short field0;
     23   int field1 : 24;
     24   char field2;
     25 };
     26 #ifdef __ARM_EABI__
     27 check(s2_size, sizeof(struct s2) == 8);
     28 check(s2_offset_0, __builtin_offsetof(struct s2, field0) == 0);
     29 check(s2_offset_1, __builtin_offsetof(struct s2, field2) == 7);
     30 #else
     31 check(s2_size, sizeof(struct s2) == 6);
     32 check(s2_offset_0, __builtin_offsetof(struct s2, field0) == 0);
     33 check(s2_offset_1, __builtin_offsetof(struct s2, field2) == 5);
     34 #endif
     35 
     36 struct s3 {
     37   short field0;
     38   int field1 : 24 __attribute__((aligned(4)));
     39   char field2;
     40 };
     41 check(s3_size, sizeof(struct s3) == 8);
     42 check(s3_offset_0, __builtin_offsetof(struct s3, field0) == 0);
     43 check(s3_offset_1, __builtin_offsetof(struct s3, field2) == 7);
     44 
     45 struct s4 {
     46   int field0 : 4;
     47 };
     48 #ifdef __ARM_EABI__
     49 check(s4_size, sizeof(struct s4) == 4);
     50 check(s4_align, __alignof(struct s4) == 4);
     51 #else
     52 check(s4_size, sizeof(struct s4) == 1);
     53 check(s4_align, __alignof(struct s4) == 1);
     54 #endif
     55