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 /* Make sure only 1 iv candidate is selected after IVOPT. */
foo(int i_width,char * dst,char * src1,char * src2)7 void foo (int i_width, char* dst, char* src1, char* src2)
8 {
9 int x;
10 for( x = 0; x < i_width; x++ )
11 {
12 *((TYPE)dst) = ( *((TYPE)src1) + *((TYPE)src2) + 1 ) >> 1;
13 dst+=sizeof(TYPE);
14 src1+=sizeof(TYPE);
15 src2+=sizeof(TYPE);
16 }
17 }
18
19 /* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <" 1 "ivopts"} } */
20