[Bug middle-end/27657] [4.2 regression] bogus undefined reference error to static var with -g and -O

[rguenth at gcc dot gnu dot org]

------- Comment #21 from rguenth at gcc dot gnu dot org  2007-02-04 15:28 
-------
Subject: Bug 27657

Author: rguenth
Date: Sun Feb  4 15:27:53 2007
New Revision: 121576

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=121576
Log:
2007-02-04  Richard Guenther  <[EMAIL PROTECTED]>

        Backport from mainline:
        2007-01-30  Richard Guenther  <[EMAIL PROTECTED]>

        PR middle-end/27657
        * dwarf2out.c (reference_to_unused): Query varpool if the
        variable was output.

        * g++.dg/debug/pr27657.C: New testcase.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/g++.dg/debug/pr27657.C
      - copied unchanged from r121335,
trunk/gcc/testsuite/g++.dg/debug/pr27657.C
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/dwarf2out.c
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27657