File: ivopt_1.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
/* { dg-options "-O2 -m64 -fdump-tree-ivopts" } */
#define TYPE char*

/* Testing that only one induction variable is selected after IVOPT on
   the given target instead of 3.  */
void foo (int i_width, TYPE dst, TYPE src1, TYPE src2)
{
      int x;
       for( x = 0; x < i_width; x++ )
       {
           dst[x] = ( src1[x] + src2[x] + 1 ) >> 1;
       }
}


/* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <" 1 "ivopts"} } */