1 /* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
2 /* { dg-options "-O2 -m64 -fdump-tree-ivopts" } */
3
4 #define TYPE char*
5
6 /* Testing on the given target, only one iv candidate instead of 3. */
foo(int i_width,TYPE dst,TYPE src1,TYPE src2)7 void foo (int i_width, TYPE dst, TYPE src1, TYPE src2)
8 {
9 int x;
10 for( x = 0; x < i_width; x++ )
11 {
12 *dst++ = ( *src1++ + *src2++ + 1 ) >> 1;
13 }
14 }
15
16 /* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <" 1 "ivopts"} } */
17