[Bug lto/52399] New: With `-flto', `-Wno-clobbered' does not suppress the "might be clobbered" warning

["d.g.gorbachev at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52399

             Bug #: 52399
           Summary: With `-flto', `-Wno-clobbered' does not suppress the
                    "might be clobbered" warning
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: d.g.gorbachev@gmail.com


Created attachment 26761
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26761
Invalid code

$ gcc -flto -O -Wall -Wno-clobbered pr52399.c
In file included from pr52399.c:3:0,
                 from :6:
pr52399.c: In function 'main':
pr52399.c:8:7: warning: variable 'i' might be clobbered by 'longjmp' or 'vfork'
[-Wclobbered]