From 3d2e04fdeeccf35f4b704c75d593ff15ae37ff74 Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Tue, 26 Jun 2012 12:15:18 +0200 Subject: [PATCH] re PR lto/53572 (Some public symbols don't get to serialized LTO) PR lto/53572 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of used symbols. From-SVN: r188982 --- gcc/ChangeLog | 6 ++++++ gcc/cgraph.h | 3 ++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2fd5563..3d93cec 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-06-26 Jan Hubicka + + PR lto/53572 + * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of + used symbols. + 2012-06-26 Dehao Chen * tree-inline.c: (expand_call_inline): Ensure that lexical block's diff --git a/gcc/cgraph.h b/gcc/cgraph.h index 0dec33f..7b9098b 100644 --- a/gcc/cgraph.h +++ b/gcc/cgraph.h @@ -1126,7 +1126,8 @@ varpool_can_remove_if_no_refs (struct varpool_node *node) if (DECL_EXTERNAL (node->symbol.decl)) return true; return (!node->symbol.force_output && !node->symbol.used_from_other_partition - && (DECL_COMDAT (node->symbol.decl) + && ((DECL_COMDAT (node->symbol.decl) + && !symtab_used_from_object_file_p ((symtab_node) node)) || !node->symbol.externally_visible || DECL_HAS_VALUE_EXPR_P (node->symbol.decl))); } -- 2.7.4