[Bug c++/44108] [4.6 Regression] -Wunused-but-set-variable does not consider array sizing use of a const variable

[jakub at gcc dot gnu dot org]

------- Comment #5 from jakub at gcc dot gnu dot org  2010-05-17 17:25 -------
Subject: Bug 44108

Author: jakub
Date: Mon May 17 17:24:32 2010
New Revision: 159497

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159497
Log:
        PR c++/44108
        * decl.c (compute_array_index_type): Call mark_rvalue_use.

        * c-c++-common/Wunused-var-8.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/Wunused-var-8.c
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44108