From 72732f3ef0f08c0547228a295c1f3a00907d061b Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Mon, 7 Jul 2014 21:53:36 +0200 Subject: symtab.c: Include calls.h * symtab.c: Include calls.h (symtab_nonoverwritable_alias_1): Check sanity of the local alias. From-SVN: r212337 --- gcc/symtab.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'gcc/symtab.c') diff --git a/gcc/symtab.c b/gcc/symtab.c index 80ea94a..deb317d 100644 --- a/gcc/symtab.c +++ b/gcc/symtab.c @@ -43,6 +43,7 @@ along with GCC; see the file COPYING3. If not see #include "lto-streamer.h" #include "output.h" #include "ipa-utils.h" +#include "calls.h" static const char *ipa_ref_use_name[] = {"read","write","addr","alias"}; @@ -1727,6 +1728,19 @@ symtab_nonoverwritable_alias_1 (symtab_node *node, void *data) { if (decl_binds_to_current_def_p (node->decl)) { + symtab_node *fn = symtab_alias_ultimate_target (node); + + /* Ensure that the alias is well formed this may not be the case + of user defined aliases and currently it is not always the case + of C++ same body aliases (that is a bug). */ + if (TREE_TYPE (node->decl) != TREE_TYPE (fn->decl) + || DECL_CONTEXT (node->decl) != DECL_CONTEXT (fn->decl) + || (TREE_CODE (node->decl) == FUNCTION_DECL + && flags_from_decl_or_type (node->decl) + != flags_from_decl_or_type (fn->decl)) + || DECL_ATTRIBUTES (node->decl) != DECL_ATTRIBUTES (fn->decl)) + return false; + *(symtab_node **)data = node; return true; } -- cgit v1.1