testsuite, x86, Darwin: Update harden-sls for Mach-O.

These tests assume some ELF defaults and need alterante matches for
Mach-O.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/harden-sls-4.c: Amend for mach-o
	* gcc.target/i386/harden-sls-5.c: Likewise.

Signed-off-by: Iain Sandoe <iain@sandoe.co.uk>
2 files changed