[Bug c/49120] [4.5/4.6/4.7 Regression] bogus "value computed is not used" warning (variable-length array in compound statement)

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49120

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-05-23 
18:03:35 UTC ---
Author: jakub
Date: Mon May 23 18:03:31 2011
New Revision: 174082

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174082
Log:
    PR c/49120
    * c-decl.c (start_decl): Convert expr to void_type_node.

    * gcc.dg/pr49120.c: New test.

Added:
    branches/gcc-4_6-branch/gcc/testsuite/gcc.dg/pr49120.c
Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/c-decl.c
    branches/gcc-4_6-branch/gcc/testsuite/ChangeLog