clang/test/Sema/pragma-align-mac68k.c

   1 // RUN: %clang_cc1 -triple i386-apple-darwin9 -fsyntax-only -verify %s
   2 // expected-no-diagnostics
   3
   4 #include <stddef.h>
   5
   6 #pragma options align=mac68k
   7
   8 typedef float __attribute__((vector_size (8))) v2f_t;
   9 typedef float __attribute__((vector_size (16))) v4f_t;
  10
  11 extern int a0_0[__alignof(v2f_t) == 8 ? 1 : -1];
  12 extern int a0_1[__alignof(v4f_t) == 16 ? 1 : -1];
  13
  14 struct s1 {
  15   char f0;
  16   int  f1;
  17 };
  18 extern int a1_0[offsetof(struct s1, f0) == 0 ? 1 : -1];
  19 extern int a1_1[offsetof(struct s1, f1) == 2 ? 1 : -1];
  20 extern int a1_2[sizeof(struct s1) == 6 ? 1 : -1];
  21 extern int a1_3[__alignof(struct s1) == 2 ? 1 : -1];
  22
  23 struct s2 {
  24   char f0;
  25   double f1;
  26 };
  27 extern int a2_0[offsetof(struct s2, f0) == 0 ? 1 : -1];
  28 extern int a2_1[offsetof(struct s2, f1) == 2 ? 1 : -1];
  29 extern int a2_2[sizeof(struct s2) == 10 ? 1 : -1];
  30 extern int a2_3[__alignof(struct s2) == 2 ? 1 : -1];
  31
  32 struct s3 {
  33   char f0;
  34   v4f_t f1;
  35 };
  36 extern int a3_0[offsetof(struct s3, f0) == 0 ? 1 : -1];
  37 extern int a3_1[offsetof(struct s3, f1) == 2 ? 1 : -1];
  38 extern int a3_2[sizeof(struct s3) == 18 ? 1 : -1];
  39 extern int a3_3[__alignof(struct s3) == 2 ? 1 : -1];
  40
  41 struct s4 {
  42   char f0;
  43   char f1;
  44 };
  45 extern int a4_0[offsetof(struct s4, f0) == 0 ? 1 : -1];
  46 extern int a4_1[offsetof(struct s4, f1) == 1 ? 1 : -1];
  47 extern int a4_2[sizeof(struct s4) == 2 ? 1 : -1];
  48 extern int a4_3[__alignof(struct s4) == 2 ? 1 : -1];
  49
  50 struct s5 {
  51   unsigned f0 : 9;
  52   unsigned f1 : 9;
  53 };
  54 extern int a5_0[sizeof(struct s5) == 4 ? 1 : -1];
  55 extern int a5_1[__alignof(struct s5) == 2 ? 1 : -1];
  56
  57 struct s6 {
  58   unsigned : 0;
  59   unsigned : 0;
  60 };
  61 extern int a6_0[sizeof(struct s6) == 0 ? 1 : -1];
  62 extern int a6_1[__alignof(struct s6) == 2 ? 1 : -1];
  63
  64 struct s7 {
  65   char : 1;
  66   unsigned : 1;
  67 };
  68 extern int a7_0[sizeof(struct s7) == 2 ? 1 : -1];
  69 extern int a7_1[__alignof(struct s7) == 2 ? 1 : -1];
  70
  71 struct s8 {
  72   char f0;
  73   unsigned : 1;
  74 };
  75 extern int a8_0[sizeof(struct s8) == 2 ? 1 : -1];
  76 extern int a8_1[__alignof(struct s8) == 2 ? 1 : -1];
  77
  78 struct s9 {
  79   char f0[3];
  80   unsigned : 0;
  81   char f1;
  82 };
  83 extern int a9_0[sizeof(struct s9) == 6 ? 1 : -1];
  84 extern int a9_1[__alignof(struct s9) == 2 ? 1 : -1];
  85
  86 struct s10 {
  87   char f0;
  88 };
  89 extern int a10_0[sizeof(struct s10) == 2 ? 1 : -1];
  90 extern int a10_1[__alignof(struct s10) == 2 ? 1 : -1];
  91
  92 struct s11 {
  93   char f0;
  94   v2f_t f1;
  95 };
  96 extern int a11_0[offsetof(struct s11, f0) == 0 ? 1 : -1];
  97 extern int a11_1[offsetof(struct s11, f1) == 2 ? 1 : -1];
  98 extern int a11_2[sizeof(struct s11) == 10 ? 1 : -1];
  99 extern int a11_3[__alignof(struct s11) == 2 ? 1 : -1];
 100
 101 #pragma options align=reset
 102
 103 void f12(void) {
 104   #pragma options align=mac68k
 105   struct s12 {
 106     char f0;
 107     int  f1;
 108   };
 109   #pragma options align=reset
 110   extern int a12[sizeof(struct s12) == 6 ? 1 : -1];
 111 }