diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -1773,6 +1773,7 @@ emit_block_move (x, y, size, align) DECL_EXTERNAL (fn) = 1; TREE_PUBLIC (fn) = 1; DECL_ARTIFICIAL (fn) = 1; + TREE_NOTHROW (fn) = 1; make_decl_rtl (fn, NULL); assemble_external (fn); } @@ -2659,7 +2660,7 @@ clear_storage (object, size, align) For targets where libcalls and normal calls have different conventions for returning pointers, we could end up generating - incorrect code. + incorrect code. So instead of using a libcall sequence we build up a suitable CALL_EXPR and expand the call in the normal fashion. */ @@ -2677,6 +2678,7 @@ clear_storage (object, size, align) DECL_EXTERNAL (fn) = 1; TREE_PUBLIC (fn) = 1; DECL_ARTIFICIAL (fn) = 1; + TREE_NOTHROW (fn) = 1; make_decl_rtl (fn, NULL); assemble_external (fn); } @@ -4547,7 +4549,7 @@ store_constructor (exp, target, align, cleared, size) /* If the constructor has fewer fields than the structure or if we are initializing the structure to mostly zeros, - clear the whole structure first. Don't do this is TARGET is + clear the whole structure first. Don't do this if TARGET is a register whose mode size isn't equal to SIZE since clear_storage can't handle this case. */ else if (size > 0 |