re PR testsuite/52641 (Test cases fail for 16-bit int targets)

re PR testsuite/52641 (Test cases fail for 16-bit int targets)

	PR testsuite/52641
	* gcc.c-torture/execute/pr83362.c: Make work for int16.
	* gcc.dg/Wsign-conversion.c: Dito.
	* gcc.dg/attr-alloc_size-4.c: Dito.
	* gcc.dg/pr81020.c: Dito.
	* gcc.dg/pr81192.c: Dito.
	* gcc.dg/pr83463.c (dg-options): Add -Wno-pointer-to-int-cast.
	* gcc.dg/attr-alloc_size-11.c: Also special-case avr.
	* gcc.dg/pr83844.c: Restrict to int32plus.
	* gcc.dg/attr-alloc_size-3.c: Restrict to size32plus.
	* gcc.dg/tree-ssa/ldist-25.c: Dito.
	* gcc.dg/tree-ssa/ldist-27.c: Dito.
	* gcc.dg/tree-ssa/ldist-28.c: Dito.
	* gcc.dg/tree-ssa/ldist-29.c: Dito.
	* gcc.dg/tree-ssa/ldist-30.c: Dito.
	* gcc.dg/tree-ssa/ldist-31.c: Dito.
	* gcc.dg/tree-ssa/ldist-32.c: Dito.
	* gcc.dg/tree-ssa/ldist-33.c: Dito.
	* gcc.dg/tree-ssa/ldist-34.c: Dito.
	* gcc.dg/tree-ssa/ldist-35.c: Dito.
	* gcc.dg/tree-ssa/ldist-36.c: Dito.

From-SVN: r257333