gcc/testsuite/gcc.dg/pr64434.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-rtl-expand-details" } */
   3 /* { dg-skip-if "PR64886" { hppa*-*-hpux* } { "*" } { "" } } */
   4
   5 #define N 256
   6 int a1[N], a2[N], a3[N], a4[N];
   7
   8 void foo ()
   9 {
  10   int i;
  11   for (i=0; i<N; i++) {
  12     int c;
  13     c = a3[i] + (a1[i] * a2[i]);
  14     a4[i] = c + 1;
  15     a1[i] = a2[i] - 1;
  16   }
  17 }
  18
  19 /* { dg-final { scan-rtl-dump-times "Swap operands" 1 "expand" } } */
  20
  21