/* { dg-do compile } */ /* { dg-options "-O3 -fdump-tree-phiopt1-details" } */ typedef unsigned long int uint64_t; typedef long int int64_t; int summation_helper_1(int64_t* products, uint64_t count) { int s = 0; uint64_t i; for(i=0; i0) ? 1 : -1; products[i] *= val; if(products[i] != i) val = -val; products[i] = val; s += val; } return s; } int summation_helper_2(int64_t* products, uint64_t count) { int s = 0; uint64_t i; for(i=0; i0) ? 1 : -1; products[i] *= val; if(products[i] != i) val = -val; products[i] = val; s += val; } return s; } /* { dg-final { scan-tree-dump-times "converted to straightline code" 2 "phiopt1" } } */ /* { dg-final { cleanup-tree-dump "phiopt1" } } */