Tweak directives in GCC tests for msp430-elf

Tweak directives in GCC tests for msp430-elf

2018-11-27  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

	Tweak directives in GCC tests for msp430-elf

	gcc/ChangeLog:

	* doc/sourcebuild.texi: Document check_effective_target_int_eq_float
	and check_effective_target_ptr_eq_long.

	gcc/testsuite/ChangeLog:

	* lib/target-supports.exp
	(check_effective_target_logical_op_short_circuit): Add msp430.
	(check_effective_target_int_eq_float): New.
	(check_effective_target_ptr_eq_long): New.
	* c-c++-common/pr41779.c: Require int_eq_float for dg-warning tests.
	* c-c++-common/pr57371-2.c: XFAIL optimized dump scan when
	sizeof (float) != sizeof (int).
	* gcc.dg/pr84670-4.c: Require ptr_eq_long.
	* gcc.dg/pr85859.c: Likewise.
	* gcc.dg/Wno-frame-address.c: Skip for msp430-elf.
	* gcc.dg/torture/stackalign/builtin-apply-2.c: Likewise.
	* gcc.dg/ifcvt-4.c: Likewise.
	* gcc.dg/pr34856.c: Likewise.
	* gcc.dg/builtin-apply2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-dse-26.c: Likewise.
	* gcc.dg/attr-alloc_size-11.c: Remove dg-warning XFAIL for msp430.
	* gcc.dg/tree-ssa/20040204-1.c: Likewise.
	* gcc.dg/compat/struct-by-value-16a_x.c: Build at -O1 for msp430
	so it fits.
	* gcc.dg/lto/20091013-1_0.c: Require ptr_eq_long.
	* gcc.dg/lto/20091013-1_1.c: Remove xfail-if for when
	sizeof(void *) != sizeof(long).
	* gcc.dg/lto/20091013-1_2.c: Likewise.
	* gcc.dg/tree-ssa/loop-1.c: Fix expected dg-final behaviour for msp430.
	* gcc.dg/tree-ssa/gen-vect-25.c: Likewise.
	* gcc.dg/tree-ssa/gen-vect-11.c: Likewise.
	* gcc.dg/tree-ssa/loop-35.c: Likewise.
	* gcc.dg/tree-ssa/pr23455.c: Likewise.
	* gcc.dg/weak/typeof-2.c: Likewise.
	* gcc.target/msp430/interrupt_fn_placement.c: Skip for 430 ISA.
	* gcc.target/msp430/pr78818-data-region.c: Fix scan-assembler text.
	* gcc.target/msp430/pr79242.c: Don't skip for -msmall.
	* gcc.target/msp430/special-regs.c: Use "__asm__" instead of "asm".

From-SVN: r266500