1 /* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */ 2 /* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */ 3 4 #ifndef TYPE 5 #define TYPE char* 6 #endif 7 8 int a[400]; 9 10 /* Testing inferred loop iteration from array -- exit test can be replaced. */ foo(int i_width,TYPE dst,TYPE src1,TYPE src2)11void foo (int i_width, TYPE dst, TYPE src1, TYPE src2) 12 { 13 TYPE dstn= dst + i_width; 14 TYPE dst0 = dst; 15 unsigned long long i = 0; 16 for( ; dst <= dstn; ) 17 { 18 dst0[i] = ( src1[i] + src2[i] + 1 +a[i]) >> 1; 19 dst++; 20 i += 16; 21 } 22 } 23 24 /* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts"} } */ 25