| /* { dg-do compile { target { powerpc*-*-* } } } */ |
| /* { dg-options "-O2 -fno-tree-loop-distribute-patterns" } */ |
| |
| /* Note that it's required to disable loop-distribute-patterns, otherwise the |
| loop will be optimized to memset. */ |
| |
| /* Expect loop_iv can know the loop is finite so the doloop_optimize |
| can perform the doloop transformation. */ |
| |
| typedef struct { |
| int l; |
| int b[258]; |
| } S; |
| |
| void clear (S* s ) |
| { |
| int i; |
| int len = s->l + 1; |
| |
| for (i = 0; i <= len; i++) |
| s->b[i] = 0; |
| } |
| |
| /* { dg-final { scan-assembler {\mbdnz\M} } } */ |
