From 336e404f9f34492e5304ba3de2d618d0cc90c8fa Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Tue, 20 Dec 2011 09:49:17 +0000 Subject: [PATCH] re PR debug/46796 (debug info missing builtin type names with lto) 2011-12-20 Richard Guenther PR lto/46796 * dwarf2out.c (modified_type_die): When the type variant chain is corrupt use the types name, if available, instead of __unknown__. From-SVN: r182524 --- gcc/ChangeLog | 7 +++++++ gcc/dwarf2out.c | 9 ++++++++- 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 32c1d2429ff..2dd1cc00b25 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2011-12-20 Richard Guenther + + PR lto/46796 + * dwarf2out.c (modified_type_die): When the type variant + chain is corrupt use the types name, if available, instead + of __unknown__. + 2011-12-20 Tristan Gingold * config/alpha/alpha.c (alpha_start_function): Adjust condition to diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index d5f469c095c..8de36137e33 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -9873,7 +9873,14 @@ modified_type_die (tree type, int is_const_type, int is_volatile_type, } /* This probably indicates a bug. */ else if (mod_type_die && mod_type_die->die_tag == DW_TAG_base_type) - add_name_attribute (mod_type_die, "__unknown__"); + { + name = TYPE_NAME (type); + if (name + && TREE_CODE (name) == TYPE_DECL) + name = DECL_NAME (name); + add_name_attribute (mod_type_die, + name ? IDENTIFIER_POINTER (name) : "__unknown__"); + } if (qualified_type) equate_type_number_to_die (qualified_type, mod_type_die);