[Bug c/43981] [4.6 Regression] -Wunused-but-set-variable does not consider array sizing use of a variable

[jakub at gcc dot gnu dot org]

------- Comment #2 from jakub at gcc dot gnu dot org  2010-05-04 19:08 -------
Subject: Bug 43981

Author: jakub
Date: Tue May  4 19:08:37 2010
New Revision: 159044

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159044
Log:
        PR c/43981
        * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
        on dimen.

        * gcc.dg/Wunused-var-8.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/Wunused-var-8.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-parser.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43981