re PR c/36446 (unexplained warning in struct initialization)

re PR c/36446 (unexplained warning in struct initialization)

	PR c/36446
	* c-typeck.c (error_init): Call inform instead of error_at.
	(pedwarn_init): Call inform instead of pedwarn.
	(warning_init): Call inform instead of warning_at.

	* gcc.dg/Wcxx-compat-6.c: Change dg-warning to dg-message.
	* gcc.dg/array-2.c: Likewise.
	* gcc.dg/array-const-2.c: Likewise.
	* gcc.dg/ucnid-8.c: Likewise.
	* gcc.dg/vla-init-1.c: Likewise.
	* gcc.dg/array-const-3.c: Change dg-error to dg-message.
	* gcc.dg/c99-flex-array-7.c: Likewise.
	* gcc.dg/init-bad-1.c: Likewise.
	* gcc.dg/init-bad-3.c: Likewise.
	* gcc.dg/init-bad-2.c: Change dg-error and dg-warning to dg-message.
	* gcc.dg/pedwarn-init.c: Add dg-warning.
	* gcc.dg/pr53119.c: Remove dg-excess-errors.

From-SVN: r211388