gcc/testsuite/gcc.target/powerpc/pr77289.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_vsx_ok } */
   4 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power7" } } */
   5 /* { dg-options "-O3 -mcpu=power7 -funroll-loops -ffast-math -mupdate -fno-auto-inc-dec" } */
   6
   7 /* PR 77289: LRA ICEs due to invalid constraint checking.  */
   8
   9 void dummy0 (float *);
  10 float bar0 (float);
  11 void
  12 foo0 (long a, long b)
  13 {
  14   float c[0];
  15   b = 0;
  16   for (; b < a; b++)
  17     c[b] = bar0 (c[b]);
  18   dummy0 (c);
  19 }
  20
  21 void dummy1 (long *);
  22 long bar1 (long);
  23 void
  24 foo1 (long a, long b)
  25 {
  26   long array[128];
  27   long *c = array;
  28   for (b=0; b < a; b++)
  29     c[b] = bar1 (c[b]);
  30   dummy1 (c);
  31 }