[Bug libstdc++/41280] New: [4.5 Regression] Revision 151352 breaks 32bit libstdc++

[hjl dot tools at gmail dot com]

On Linux/x86-64, revision 151352:

http://gcc.gnu.org/ml/gcc-cvs/2009-09/msg00098.html

breaks 32bit libstdc++. I got

[hjl@gnu-34 bin]$ cat /tmp/x.cc
#include <iostream>
[hjl@gnu-34 bin]$ ./gcc -S -o /tmp/x.s /tmp/x.cc
[hjl@gnu-34 bin]$ ./gcc -S -o /tmp/x.s /tmp/x.cc -m32
In file included from /tmp/x.cc:1:0:
/export/gnu/import/rrs/151352/usr/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../../../include/c++/4.5.0/iostream:39:28:
fatal error: bits/c++config.h: No such file or directory
compilation terminated.
[hjl@gnu-34 bin]$


-- 
           Summary: [4.5 Regression] Revision 151352 breaks 32bit libstdc++
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P3
         Component: libstdc++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl dot tools at gmail dot com
GCC target triplet: x86_64-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41280