[RFC][ARM][AARCH64] Set DWARF2_LINE_MIN_INSN_LENGTH to 1

[Renlin Li]

On 01/04/15 17:01, Nicholas Clifton wrote:

> I do not think that this is a bug.  The assembler is correctly reporting that
> the user has created a code section that ends not on a code alignment
> boundary.  It does appear however that this kind of thing is expected to work.
> (See eg gas/testsuite/gas/elf/section7.s).  So maybe a solution is needed.

> Setting DWARF2_LINE_MIN_INSN_LENGTH to 1 seems wrong to me.  For the

I agree that,  DWARF2_LINE_MIN_INSN_LENGTH should mean what the name 
indicates.
The assembly code is indeed crappy.

While writing the object file, subsegs_finish will try to align the last 
frag. But dwarf2 information is emitted before that step.


Regards,
Renlin Li