re PR testsuite/59308 (gcc.dg/tree-ssa/ssa-ifcombine-ccmp-[1456] tests fail on arm...

re PR testsuite/59308 (gcc.dg/tree-ssa/ssa-ifcombine-ccmp-[1456] tests fail on arm cortex-a5)

	PR testsuite/59308
	* gcc.dg/pr46309.c: Don't compile on logical_op_short_circuit targets
	other than mips/avr.  Use -mbranch-cost=2 even for i?86/x86_64.
	* gcc.dg/tree-ssa/reassoc-32.c: Use -mbranch-cost=2 even for
	s390*/i?86/x86_64.
	* gcc.dg/tree-ssa/reassoc-33.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-34.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-35.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-36.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-1.c: Don't compile on
	logical_op_short_circuit targets other than avr.  Use -mbranch-cost=2
	even for mips*/s390*/i?86/x86_64.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-4.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-6.c: Likewise.

From-SVN: r208354