diff options
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index bf90ceb..38f5e4c 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -2226,17 +2226,10 @@ expand_call (tree exp, rtx target, int ignore) /* Tail calls can make things harder to debug, and we've traditionally pushed these optimizations into -O2. Don't try if we're already expanding a call, as that means we're an argument. Don't try if - there's cleanups, as we know there's code to follow the call. - - If rtx_equal_function_value_matters is false, that means we've - finished with regular parsing. Which means that some of the - machinery we use to generate tail-calls is no longer in place. - This is most often true of sjlj-exceptions, which we couldn't - tail-call to anyway. */ + there's cleanups, as we know there's code to follow the call. */ if (currently_expanding_call++ != 0 || !flag_optimize_sibling_calls - || !rtx_equal_function_value_matters || args_size.var || lookup_stmt_eh_region (exp) >= 0) try_tail_call = 0; |