diff options
Diffstat (limited to 'gcc/tree-emutls.c')
| -rw-r--r-- | gcc/tree-emutls.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/gcc/tree-emutls.c b/gcc/tree-emutls.c index 68b2aae..b4711a5 100644 --- a/gcc/tree-emutls.c +++ b/gcc/tree-emutls.c @@ -753,17 +753,19 @@ ipa_lower_emutls (void) cgraph_node *func; bool any_aliases = false; tree ctor_body = NULL; - + hash_set <varpool_node *> visited; auto_vec <varpool_node *> tls_vars; /* Examine all global variables for TLS variables. */ FOR_EACH_VARIABLE (var) - if (DECL_THREAD_LOCAL_P (var->decl)) + if (DECL_THREAD_LOCAL_P (var->decl) + && !visited.add (var)) { gcc_checking_assert (TREE_STATIC (var->decl) || DECL_EXTERNAL (var->decl)); tls_vars.safe_push (var); - if (var->alias && var->definition) + if (var->alias && var->definition + && !visited.add (var->ultimate_alias_target ())) tls_vars.safe_push (var->ultimate_alias_target ()); } |