r255629 - in /trunk/gcc: c/ChangeLog c/c-fold.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Dec 14 11:13:34 2017
New Revision: 255629

URL: https://gcc.gnu.org/viewcvs?rev=255629&root=gcc&view=rev
Log:
2017-12-14  Richard Biener  <rguenther@suse.de>

	PR c/83415
	c/
	* c-fold.c (c_fully_fold_internal): Treat VIEW_CONVERT_EXPR
	like REALPART_EXPR for the behavior of whether its operand
	is an lvalue.

	* gcc.dg/pr83415.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr83415.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-fold.c
    trunk/gcc/testsuite/ChangeLog