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-options "-O3 -mdejagnu-cpu=power7 -funroll-loops -ffast-math -mupdate -fno-auto-inc-dec" } */
   5
   6 /* PR 77289: LRA ICEs due to invalid constraint checking.  */
   7
   8 void dummy0 (float *);
   9 float bar0 (float);
  10 void
  11 foo0 (long a, long b)
  12 {
  13   float c[0];
  14   b = 0;
  15   for (; b < a; b++)
  16     c[b] = bar0 (c[b]);
  17   dummy0 (c);
  18 }
  19
  20 void dummy1 (long *);
  21 long bar1 (long);
  22 void
  23 foo1 (long a, long b)
  24 {
  25   long array[128];
  26   long *c = array;
  27   for (b=0; b < a; b++)
  28     c[b] = bar1 (c[b]);
  29   dummy1 (c);
  30 }