gcc/testsuite/gcc.target/aarch64/pr63424.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3
   4 #include <stdint.h>
   5
   6 uint32_t
   7 truncate_int (const unsigned long long value)
   8 {
   9   if ( value < 0 )
  10     {
  11       return 0;
  12     }
  13   else if ( value > UINT32_MAX )
  14     {
  15       return UINT32_MAX;
  16     }
  17   else
  18     return (uint32_t)value;
  19 }
  20
  21 uint32_t
  22 mul (const unsigned long long x, const unsigned long long y)
  23 {
  24   uint32_t value = truncate_int (x * y);
  25   return value;
  26 }
  27
  28 uint32_t *
  29 test(unsigned size, uint32_t *a, uint32_t s)
  30 {
  31   unsigned i;
  32
  33   for (i = 0; i < size; i++)
  34     {
  35       a[i] = mul (a[i], s);
  36     }
  37
  38   return a;
  39 }