Putting parens around something doesn't make it undefined.
commit7f2e0b940daf39b05d31596e967a231502897d38
authorDan Carpenter <error27@gmail.com>
Wed, 6 May 2009 08:33:49 +0000 (6 11:33 +0300)
committerDan Carpenter <error27@gmail.com>
Wed, 6 May 2009 08:33:49 +0000 (6 11:33 +0300)
tree47340d9064a1fc9b3b2db0efd83af792f97dd5b3
parent9b834b47e50ca6704eeb0dbe20c3ac15282fa576
Putting parens around something  doesn't make it undefined.

I removed match_unop because that code was duplicated in undef_expr().
I changed undef_expr to not set stuff in parens to undefined.  Defines
often put parens around stuff.
__foo = (foo);

Signed-off-by: Dan Carpenter <error27@gmail.com>
smatch_extra.c