gcc/testsuite/gcc.dg/ifcvt-2.c

   1 /* { dg-do compile { target { { { i?86-*-* x86_64-*-* } && { ! ia32 } } || aarch64*-*-* } } } */
   2 /* { dg-options "-fdump-rtl-ce1 -O2 --param max-rtl-if-conversion-unpredictable-cost=100" } */
   3
   4 typedef unsigned char uint8_t;
   5 typedef unsigned int uint16_t;
   6
   7 uint8_t
   8 _xtime (const uint8_t byte, const uint16_t generator)
   9 {
  10   if (byte & 0x80)
  11     return byte ^ generator;
  12   else
  13     return byte << 1;
  14 }
  15
  16 /* { dg-final { scan-rtl-dump "3 true changes made" "ce1" } } */