| /* { dg-do compile } */ |
| /* { dg-options "-O2 -funroll-loops -fdump-tree-cunroll-optimized -fdump-tree-optimized" } */ |
| |
| int Test(void) |
| { |
| int c = 0; |
| const int in[4] = {4,3,4,4}; |
| for (unsigned i = 0; i < 4; i++) { |
| for (unsigned j = 0; j < i; j++) { |
| if (in[i] == in[j]) |
| break; |
| else |
| ++c; |
| } |
| } |
| return c; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "optimized:\[^\n\r\]*completely unrolled" 2 "cunroll" } } */ |
| /* When SLP vectorization is enabled the following will fail because DOM |
| doesn't know how to deal with the vectorized initializer of in. */ |
| /* DOM also doesn't know to CSE in[1] with in = *.LC0 thus the list of targets this fails. */ |
| /* { dg-final { scan-tree-dump "return 1;" "optimized" { xfail { powerpc-*-* } } } } */ |
