re PR target/46623 (microblaze --enable-werror-always build fails)

re PR target/46623 (microblaze --enable-werror-always build fails)

	PR target/46623
	* config/microblaze/microblaze.c (microblaze_block_move_straight):
	Use XALLOCAVEC.
	(microblaze_option_override): Don't use C++ style comments.
	(save_restore_insns): Remove unused variable base_offset.
	(microblaze_expand_prologue): Remove unused variable insn.
	(microblaze_secondary_reload): Adjust type to match target.h .
	(microblaze_elf_in_small_data_p): Move declarations to start of block.
	(microblaze_expand_move): Likewise.
	* config/microblaze/microblaze.h (LARGE_INT):
	Avoid signed / unsigned comparisons.
	(ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
	(ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
	(ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.

From-SVN: r167186