diff options
Diffstat (limited to 'gcc/cgraphunit.c')
| -rw-r--r-- | gcc/cgraphunit.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c index a7c9b9a..162e004 100644 --- a/gcc/cgraphunit.c +++ b/gcc/cgraphunit.c @@ -1226,6 +1226,15 @@ analyze_functions (bool first_time) && node != first_handled_var; node = next) { next = node->next; + /* For symbols declared locally we clear TREE_READONLY when emitting + the construtor (if one is needed). For external declarations we can + not safely assume that the type is readonly because we may be called + during its construction. */ + if (TREE_CODE (node->decl) == VAR_DECL + && TYPE_P (TREE_TYPE (node->decl)) + && TYPE_NEEDS_CONSTRUCTING (TREE_TYPE (node->decl)) + && DECL_EXTERNAL (node->decl)) + TREE_READONLY (node->decl) = 0; if (!node->aux && !node->referred_to_p ()) { if (symtab->dump_file) |