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| author | Alexandre Oliva <oliva@adacore.com> | 2022-12-29 14:32:48 -0300 |
|---|---|---|
| committer | Alexandre Oliva <oliva@gnu.org> | 2022-12-29 14:32:48 -0300 |
| commit | 50a0270389925e0b3d82b025d48f702fdab542f6 (patch) | |
| tree | 5a96f46a823c1b6c501c9e0e159b8f8b20be2283 /gcc | |
| parent | 26be8b84603be48d1cf35bea3be2bb398f7964b7 (diff) | |
| download | gcc-50a0270389925e0b3d82b025d48f702fdab542f6.zip gcc-50a0270389925e0b3d82b025d48f702fdab542f6.tar.gz gcc-50a0270389925e0b3d82b025d48f702fdab542f6.tar.bz2 | |
varpool: do not add NULL vnodes to referenced
Avoid adding NULL vnodes to referenced tables.
for gcc/ChangeLog
* varpool.cc (symbol_table::remove_unreferenced_decls): Do not
add NULL vnodes to referenced table.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/varpool.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/varpool.cc b/gcc/varpool.cc index bfd17f1..ccbd6e5 100644 --- a/gcc/varpool.cc +++ b/gcc/varpool.cc @@ -680,10 +680,12 @@ symbol_table::remove_unreferenced_decls (void) enqueue_node (vnode, &first); else { - referenced.add (vnode); + if (vnode) + referenced.add (vnode); while (vnode && vnode->alias && vnode->definition) { vnode = vnode->get_alias_target (); + gcc_checking_assert (vnode); referenced.add (vnode); } } |