1 /* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
2 /* { dg-options "-O2 -m64 -fdump-tree-ivopts" } */
3
4 #ifndef TYPE
5 #define TYPE char*
6 #endif
7
8 /* Make sure only 1 iv candidate is selected. */
foo(int i_width,TYPE dst,TYPE src1,TYPE src2)9 void foo (int i_width, TYPE dst, TYPE src1, TYPE src2)
10 {
11 TYPE dstn= dst + i_width;
12 for( ; dst < dstn; )
13 {
14 *dst++ = ( *src1++ + *src2++ + 1 ) >> 1;
15 }
16 }
17
18 /* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <" 1 "ivopts"} } */
19