This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Build broken in libstdc++ on x86_64-linux
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: Paolo Carlini <paolo dot carlini at oracle dot com>
- Cc: "'gcc at gcc dot gnu dot org'" <gcc at gcc dot gnu dot org>, Jan Hubicka <hubicka at ucw dot cz>
- Date: Thu, 12 Nov 2009 19:19:44 +0100
- Subject: Re: Build broken in libstdc++ on x86_64-linux
- References: <4AFC50EA.1090007@oracle.com>
> Hi,
>
> the build is currently, ie 154122, broken in libstdc++-v3:
>
> ...../src/system_error.cc:95:1: internal compiler error:
> Segmentation fault
>
> Version 154120 works fine for me.
I am testing patch for that still.
The current version is (updated per Joseph's comment about COMDAT making sence
on !PUBLIC functions).
Index: ipa.c
===================================================================
--- ipa.c (revision 154122)
+++ ipa.c (working copy)
@@ -318,8 +318,8 @@ function_and_variable_visibility (bool w
{
if (!vnode->finalized)
continue;
- gcc_assert ((!DECL_WEAK (vnode->decl) && !DECL_COMMON (vnode->decl) && !DECL_COMDAT (vnode->decl))
- || TREE_PUBLIC (vnode->decl) || DECL_EXTERNAL (node->decl));
+ gcc_assert ((!DECL_WEAK (vnode->decl) && !DECL_COMMON (vnode->decl))
+ || TREE_PUBLIC (vnode->decl) || DECL_EXTERNAL (vnode->decl));
if (vnode->needed
&& (DECL_COMDAT (vnode->decl) || TREE_PUBLIC (vnode->decl))
&& (!whole_program
@@ -337,6 +337,7 @@ function_and_variable_visibility (bool w
{
gcc_assert (whole_program || !TREE_PUBLIC (vnode->decl));
TREE_PUBLIC (vnode->decl) = 0;
+ DECL_COMMON (vnode->decl) = 0;
}
gcc_assert (TREE_STATIC (vnode->decl));
}