r275376 - in /trunk/gcc: ChangeLog c-family/Cha...

[prathamesh3492@gcc.gnu.org]

Author: prathamesh3492
Date: Wed Sep  4 16:25:21 2019
New Revision: 275376

URL: https://gcc.gnu.org/viewcvs?rev=275376&root=gcc&view=rev
Log:
Add warning Wenum-conversion for C and ObjC.

The patch enables warning with Wextra due to PR91593 and warnings with
allmodconfig kernel build. Once these issues are resolved, we could
consider promoting it to Wall.

2019-09-04  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR c/78736
	* doc/invoke.texi: Document -Wenum-conversion.

c-family
	* c.opt (Wenum-conversion): New option.

c/
	* c-typeck.c (convert_for_assignment): Handle Wenum-conversion.

testsuite/
	* gcc.dg/Wenum-conversion.c: New test-case.

Added:
    trunk/gcc/testsuite/gcc.dg/Wenum-conversion.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c.opt
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-typeck.c
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog