/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */ /* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */ #ifndef TYPE #define TYPE char* #endif int a[400]; /* Testing inferred loop iteration from array -- exit test can be replaced. */ void foo (int i_width, TYPE dst, TYPE src1, TYPE src2) { TYPE dstn= dst + i_width; TYPE dst0 = dst; unsigned long long i = 0; for( ; dst <= dstn; ) { dst0[i] = ( src1[i] + src2[i] + 1 +a[i]) >> 1; dst++; i += 16; } } /* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts"} } */ /* { dg-final { cleanup-tree-dump "ivopts" } } */