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From 750d46458c0af423bb1976c7b4bb0a89de10e58f Mon Sep 17 00:00:00 2001
From: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 18 May 2011 13:29:24 +0000
Subject: [PATCH] 2011-05-18 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-04-19 Richard Guenther <rguenther@suse.de>
PR lto/48207
* tree.c (free_lang_data): Do not reset the decl-assembler-name
langhook.
* g++.dg/lto/pr48207_0.C: New testcase.
2011-04-21 Richard Guenther <rguenther@suse.de>
PR lto/48703
* tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
DECL_NAME.
* g++.dg/lto/pr48207-2_0.C: New testcase.
* g++.dg/lto/pr48207-3_0.C: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@173860 138bc75d-0d04-0410-961f-82ee72b054a4
index 28581a0..25f9804 100644
new file mode 100644
index 0000000..6801b85
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr48207-2_0.C
@@ -0,0 +1,10 @@
+// { dg-lto-do link }
+// { dg-lto-options { { -flto -g } } }
+
+namespace {
+ typedef struct {
+ int x;
+ } Foo;
+}
+
+int main () {}
diff --git a/gcc/testsuite/g++.dg/lto/pr48207-3_0.C b/gcc/testsuite/g++.dg/lto/pr48207-3_0.C
new file mode 100644
index 0000000..ef02dda
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr48207-3_0.C
@@ -0,0 +1,12 @@
+// { dg-lto-do link }
+// { dg-lto-options { { -flto -g } } }
+
+void bar(void) {}
+
+void foo(void)
+{
+ typedef enum { ABC } DEF;
+ bar();
+}
+
+int main () {}
diff --git a/gcc/testsuite/g++.dg/lto/pr48207_0.C b/gcc/testsuite/g++.dg/lto/pr48207_0.C
new file mode 100644
index 0000000..e66cb49
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr48207_0.C
@@ -0,0 +1,13 @@
+// { dg-lto-do link }
+// { dg-lto-options { { -flto -g } } }
+
+void bar(int) {}
+
+void foo(void)
+{
+ typedef enum { ABC } DEF;
+ DEF a;
+ bar((int)a);
+}
+
+int main() {}
diff --git a/gcc/tree.c b/gcc/tree.c
index 4d6ca36..1c78b61 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -4532,10 +4532,6 @@ free_lang_data_in_decl (tree decl)
TREE_LANG_FLAG_5 (decl) = 0;
TREE_LANG_FLAG_6 (decl) = 0;
- /* Identifiers need not have a type. */
- if (DECL_NAME (decl))
- TREE_TYPE (DECL_NAME (decl)) = NULL_TREE;
-
free_lang_data_in_one_sizepos (&DECL_SIZE (decl));
free_lang_data_in_one_sizepos (&DECL_SIZE_UNIT (decl));
if (TREE_CODE (decl) == FIELD_DECL)
@@ -5140,7 +5136,12 @@ free_lang_data (void)
lang_hooks.callgraph.analyze_expr = NULL;
lang_hooks.dwarf_name = lhd_dwarf_name;
lang_hooks.decl_printable_name = gimple_decl_printable_name;
- lang_hooks.set_decl_assembler_name = lhd_set_decl_assembler_name;
+ /* We do not want the default decl_assembler_name implementation,
+ rather if we have fixed everything we want a wrapper around it
+ asserting that all non-local symbols already got their assembler
+ name and only produce assembler names for local symbols. Or rather
+ make sure we never call decl_assembler_name on local symbols and
+ devise a separate, middle-end private scheme for it. */
/* Reset diagnostic machinery. */
diagnostic_starter (global_dc) = default_tree_diagnostic_starter;
--
1.7.0.4
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