diff options
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ldist-39.c | 16 | ||||
| -rw-r--r-- | gcc/tree-loop-distribution.cc | 2 |
2 files changed, 17 insertions, 1 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ldist-39.c b/gcc/testsuite/gcc.dg/tree-ssa/ldist-39.c new file mode 100644 index 00000000000..3ef72864d96 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ldist-39.c @@ -0,0 +1,16 @@ +/* PR/106533 */ +/* { dg-options "-O2 -fdump-tree-ldist-optimized" } */ + +void bar (int *a, int * __restrict b) +{ + for (int k = 0; k < 10; k++) + { + for (int j = 0; j < 100000; ++j) + a[j] = b[j]; + __builtin_printf ("Foo!"); + } +} + +/* The stmt with side-effects in the outer loop should not prevent + distribution of the inner loop of the loop nest. */ +/* { dg-final { scan-tree-dump "optimized: Loop . distributed: split to 0 loops and 1 library calls" "ldist" } } */ diff --git a/gcc/tree-loop-distribution.cc b/gcc/tree-loop-distribution.cc index 0ee441c077d..e1948fb452a 100644 --- a/gcc/tree-loop-distribution.cc +++ b/gcc/tree-loop-distribution.cc @@ -3829,7 +3829,7 @@ loop_distribution::execute (function *fun) { auto_vec<gimple *> work_list; if (!find_seed_stmts_for_distribution (loop, &work_list)) - break; + continue; const char *str = loop->inner ? " nest" : ""; dump_user_location_t loc = find_loop_location (loop); |