[Bug c++/45588] unused-but-set-variable false trigger building gold

[jakub at gcc dot gnu dot org]

------- Comment #4 from jakub at gcc dot gnu dot org  2010-09-09 06:51 -------
Subject: Bug 45588

Author: jakub
Date: Thu Sep  9 06:50:56 2010
New Revision: 164051

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=164051
Log:
        PR c++/45588
        * pt.c (tsubst) <case INTEGER_TYPE>: Call mark_rvalue_use
        before calling fold_decl_constant_value.

        * g++.dg/warn/Wunused-var-15.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/warn/Wunused-var-15.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45588