diff options
Diffstat (limited to 'gcc/tree-inline.c')
| -rw-r--r-- | gcc/tree-inline.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index a28f0a4..8b5e1ff 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -4446,6 +4446,42 @@ delete_unreachable_blocks_update_callgraph (copy_body_data *id) return changed; } +/* Update clone info after duplication. */ + +static void +update_clone_info (copy_body_data * id) +{ + struct cgraph_node *node; + if (!id->dst_node->clones) + return; + for (node = id->dst_node->clones; node != id->dst_node;) + { + /* First update replace maps to match the new body. */ + if (node->clone.tree_map) + { + unsigned int i; + for (i = 0; i < VEC_length (ipa_replace_map_p, node->clone.tree_map); i++) + { + struct ipa_replace_map *replace_info; + replace_info = VEC_index (ipa_replace_map_p, node->clone.tree_map, i); + walk_tree (&replace_info->old_tree, copy_tree_body_r, id, NULL); + walk_tree (&replace_info->new_tree, copy_tree_body_r, id, NULL); + } + } + if (node->clones) + node = node->clones; + else if (node->next_sibling_clone) + node = node->next_sibling_clone; + else + { + while (node != id->dst_node && !node->next_sibling_clone) + node = node->clone_of; + if (node != id->dst_node) + node = node->next_sibling_clone; + } + } +} + /* Create a copy of a function's tree. OLD_DECL and NEW_DECL are FUNCTION_DECL tree nodes of the original function and the new copied function @@ -4602,6 +4638,7 @@ tree_function_versioning (tree old_decl, tree new_decl, while (VEC_length (gimple, init_stmts)) insert_init_stmt (bb, VEC_pop (gimple, init_stmts)); } + update_clone_info (&id); /* Remap the nonlocal_goto_save_area, if any. */ if (cfun->nonlocal_goto_save_area) |