RFC: Should AArch64 *_NC relocs complain on overflow ?

[Nick Clifton]

Hi Jiong,

> I'd suggest add "LD_PREL_LO19" to the check list, then we will give this
> particular unalignment warning for all normal data access load/sotre
> relocation types which are particularly useful to external users.

OK - this is the patch that I have now checked in.

Cheers
  Nick

bfd/ChangeLog
2016-02-09  Nick Clifton  <nickc@redhat.com>

	* elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
	helpful warning message to explain why certain AArch64 relocs
	might overflow.

ld/ChangeLog
2016-02-09  Nick Clifton  <nickc@redhat.com>

	* testsuite/ld-aarch64/reloc-overflow-bad.d: New test.
	* testsuite/ld-aarch64/reloc-overflow-1.s: New source file.
	* testsuite/ld-aarch64/reloc-overflow-2.s: New source file.
	* testsuite/ld-aarch64/aarch64-elf.exp: Run the new test.
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