| /* { 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; i<count; i++) |
| { |
| int64_t val = (products[i]>0) ? 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; i<count; i++) |
| { |
| int val = (products[i]>0) ? 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" } } */ |
| |
