1  /* PR c/61053 */
       2  /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
       3  /* { dg-options "-std=c11 -pedantic-errors" } */
       4  
       5  _Alignas (char) char cc;
       6  _Alignas (short int) char cs;
       7  _Alignas (int) char ci;
       8  _Alignas (long int) char cl;
       9  _Alignas (long long int) char cll;
      10  _Alignas (float) char cf;
      11  _Alignas (double) char cd;
      12  _Alignas (long double) char cld;
      13  
      14  _Alignas (char) short int sc; /* { dg-error "cannot reduce alignment" } */
      15  _Alignas (short int) short int ss;
      16  _Alignas (int) short int si;
      17  _Alignas (long int) short int sl;
      18  _Alignas (long long int) short int sll;
      19  _Alignas (float) short int sf;
      20  _Alignas (double) short int sd;
      21  _Alignas (long double) short int sld;
      22  
      23  _Alignas (char) int ic; /* { dg-error "cannot reduce alignment" } */
      24  _Alignas (short int) int is; /* { dg-error "cannot reduce alignment" } */
      25  _Alignas (int) int ii;
      26  _Alignas (long int) int il;
      27  _Alignas (long long int) int ill;
      28  _Alignas (float) int if_;
      29  _Alignas (double) int id;
      30  _Alignas (long double) int ild;
      31  
      32  _Alignas (char) long int lic; /* { dg-error "cannot reduce alignment" } */
      33  _Alignas (short int) long int lis; /* { dg-error "cannot reduce alignment" } */
      34  _Alignas (int) long int lii; /* { dg-error "cannot reduce alignment" "" { target { ! { ilp32 } } } } */
      35  _Alignas (long int) long int lil;
      36  _Alignas (long long int) long int lill;
      37  _Alignas (float) long int lif; /* { dg-error "cannot reduce alignment" "" { target { ! { ilp32 } } } } */
      38  _Alignas (double) long int lid;
      39  _Alignas (long double) long int lild;
      40  
      41  _Alignas (char) long long int llic; /* { dg-error "cannot reduce alignment" } */
      42  _Alignas (short int) long long int llis; /* { dg-error "cannot reduce alignment" } */
      43  _Alignas (int) long long int llii; /* { dg-error "cannot reduce alignment" "" { target { ! { ia32 } } } } */
      44  _Alignas (long int) long long int llil; /* { dg-error "cannot reduce alignment" "" { target { x32 } } } */
      45  _Alignas (long long int) long long int llill;
      46  _Alignas (float) long long int llif; /* { dg-error "cannot reduce alignment" "" { target { ! { ia32 } } } } */
      47  _Alignas (double) long long int llid;
      48  _Alignas (long double) long long int llild;
      49  
      50  _Alignas (char) float fc; /* { dg-error "cannot reduce alignment" } */
      51  _Alignas (short int) float fs; /* { dg-error "cannot reduce alignment" } */
      52  _Alignas (int) float fi;
      53  _Alignas (long int) float fl;
      54  _Alignas (long long int) float fll;
      55  _Alignas (float) float ff;
      56  _Alignas (double) float fd;
      57  _Alignas (long double) float fld;
      58  
      59  _Alignas (char) double dc; /* { dg-error "cannot reduce alignment" } */
      60  _Alignas (short int) double ds; /* { dg-error "cannot reduce alignment" } */
      61  _Alignas (int) double di; /* { dg-error "cannot reduce alignment" "" { target { ! { ia32 } } } } */
      62  _Alignas (long int) double dl; /* { dg-error "cannot reduce alignment" "" { target { x32 } } } */
      63  _Alignas (long long int) double dll;
      64  _Alignas (float) double df; /* { dg-error "cannot reduce alignment" "" { target { ! { ia32 } } } } */
      65  _Alignas (double) double dd;
      66  _Alignas (long double) double dld;
      67  
      68  _Alignas (char) long double ldc; /* { dg-error "cannot reduce alignment" } */
      69  _Alignas (short int) long double lds; /* { dg-error "cannot reduce alignment" } */
      70  
      71  #if __SIZEOF_LONG_DOUBLE__ == 12
      72  /* Get around PR testsuite/69573 - FAIL: gcc.dg/pr61053.c (test for excess
      73     errors) on targets such as x86_64-apple-darwin15.3.0 where long double
      74     is 16 bytes wide even in LP32.  */
      75  #  define X(T)   short
      76  #else
      77  #  define X(T)   T
      78  #endif
      79  
      80  _Alignas (X (int)) long double ldi; /* { dg-error "cannot reduce alignment" } */
      81  _Alignas (X (long int)) long double ldl; /* { dg-error "cannot reduce alignment" } */
      82  _Alignas (X (long long int)) long double ldll; /* { dg-error "cannot reduce alignment" } */
      83  _Alignas (X (float)) long double ldf; /* { dg-error "cannot reduce alignment" } */
      84  _Alignas (X (double)) long double ldd; /* { dg-error "cannot reduce alignment" } */
      85  _Alignas (long double) long double ldld;