gcc/testsuite/gcc.dg/pr93986.c

   1 /* PR tree-optimization/93986 - ICE in decompose, at wide-int.h:984
   2    { dg-do compile }
   3    { dg-options "-O1 -foptimize-strlen -ftree-slp-vectorize" }
   4    { dg-require-effective-target alloca } */
   5
   6 int dd (void);
   7
   8 void ya (int cm)
   9 {
  10   char s2[cm];
  11
  12   s2[cm-12] = s2[cm-11] = s2[cm-10] = s2[cm-9]
  13     = s2[cm-8] = s2[cm-7] = s2[cm-6] = s2[cm-5] = ' ';
  14
  15   if (dd ())
  16     __builtin_exit (0);
  17 }