diff options
Diffstat (limited to 'gcc-4.9/gcc/ipa.c')
| -rw-r--r-- | gcc-4.9/gcc/ipa.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/gcc-4.9/gcc/ipa.c b/gcc-4.9/gcc/ipa.c index 5a0b199ff..5d2465c83 100644 --- a/gcc-4.9/gcc/ipa.c +++ b/gcc-4.9/gcc/ipa.c @@ -388,9 +388,17 @@ symtab_remove_unreachable_nodes (bool before_inlining_p, FILE *file) && DECL_ABSTRACT_ORIGIN (node->decl)) { struct cgraph_node *origin_node - = cgraph_get_create_node (DECL_ABSTRACT_ORIGIN (node->decl)); - origin_node->used_as_abstract_origin = true; - enqueue_node (origin_node, &first, reachable); + = cgraph_get_node (DECL_ABSTRACT_ORIGIN (node->decl)); + if (origin_node && !origin_node->used_as_abstract_origin) + { + origin_node->used_as_abstract_origin = true; + gcc_assert (!origin_node->prev_sibling_clone); + gcc_assert (!origin_node->next_sibling_clone); + for (cgraph_node *n = origin_node->clones; n; + n = n->next_sibling_clone) + if (n->decl == DECL_ABSTRACT_ORIGIN (node->decl)) + n->used_as_abstract_origin = true; + } } /* If any symbol in a comdat group is reachable, force all externally visible symbols in the same comdat @@ -1146,12 +1154,15 @@ function_and_variable_visibility (bool whole_program) if (node->callers && can_replace_by_local_alias (node)) { struct cgraph_node *alias = cgraph (symtab_nonoverwritable_alias (node)); + struct cgraph_edge *e, *next_caller; if (alias && alias != node) { - while (node->callers) + for (e = node->callers; e; e = next_caller) { - struct cgraph_edge *e = node->callers; + next_caller = e->next_caller; + if (L_IPO_COMP_MODE && cgraph_is_fake_indirect_call_edge (e)) + continue; cgraph_redirect_edge_callee (e, alias); if (gimple_has_body_p (e->caller->decl)) |