[Bug c++/10416] 'unused variable' warning ignores ctor/dtor side-effects

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10416

--- Comment #12 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 
2012-08-20 17:39:00 UTC ---
Author: paolo
Date: Mon Aug 20 17:38:53 2012
New Revision: 190538

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190538
Log:
/cp
2012-08-20  Paolo Carlini  <paolo.carl...@oracle.com>

    PR c++/10416
    * decl.c (poplevel): Check TYPE_HAS_NONTRIVIAL_DESTRUCTOR for
    Wunused_variable too.

/testsuite
2012-08-20  Paolo Carlini  <paolo.carl...@oracle.com>

    PR c++/10416
    * g++.dg/warn/Wunused-var-17.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/warn/Wunused-var-17.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog