diff options
Diffstat (limited to 'gcc/calls.cc')
| -rw-r--r-- | gcc/calls.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/calls.cc b/gcc/calls.cc index e16190c..2711c4e 100644 --- a/gcc/calls.cc +++ b/gcc/calls.cc @@ -2589,7 +2589,8 @@ can_implement_as_sibling_call_p (tree exp, return false; } - if (TYPE_VOLATILE (TREE_TYPE (TREE_TYPE (addr)))) + if (TYPE_VOLATILE (TREE_TYPE (TREE_TYPE (addr))) + && !CALL_EXPR_MUST_TAIL_CALL (exp)) { maybe_complain_about_tail_call (exp, _("volatile function type")); return false; |