[Bug middle-end/69537] [6 Regression] Incorrect -Wmaybe-uninitialized warning with enum variable

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69537

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Jan 29 08:36:04 2016
New Revision: 232968

URL: https://gcc.gnu.org/viewcvs?rev=232968&root=gcc&view=rev
Log:
2016-01-29  Richard Biener  <rguenther@suse.de>

        PR middle-end/69537
        * match.pd: Allow all integral types when simplifying a
        widening or sign-changing conversion.

        * gcc.dg/uninit-21.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/uninit-21.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog