Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-11 Thread Arvind Sankar
On Thu, Jun 11, 2020 at 02:09:21PM -0700, Nick Desaulniers wrote: > On Wed, Jun 10, 2020 at 4:30 PM Arvind Sankar wrote: > > > > Yes, the gcc driver reports an error when deciding what to pass to the > > assembler for -gz=zlib, if it was configured with a linker that does not > > support the flag.

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-11 Thread Arvind Sankar
On Thu, Jun 11, 2020 at 01:44:53PM -0700, Nick Desaulniers wrote: > On Wed, Jun 10, 2020 at 4:39 PM Arvind Sankar wrote: > > > > On Wed, Jun 10, 2020 at 07:30:46PM -0400, Arvind Sankar wrote: > > > On Wed, Jun 10, 2020 at 02:27:55PM -0700, Nick Desaulniers wrote: > > > > > > No, as-option does inv

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-11 Thread Nick Desaulniers
On Wed, Jun 10, 2020 at 4:30 PM Arvind Sankar wrote: > > On Wed, Jun 10, 2020 at 02:27:55PM -0700, Nick Desaulniers wrote: > > On Wed, Jun 10, 2020 at 12:11 PM Arvind Sankar > > wrote: > > > > > > Commit > > > 10e68b02c861 ("Makefile: support compressed debug info") > > > added support for com

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-11 Thread Nick Desaulniers
On Wed, Jun 10, 2020 at 4:39 PM Arvind Sankar wrote: > > On Wed, Jun 10, 2020 at 07:30:46PM -0400, Arvind Sankar wrote: > > On Wed, Jun 10, 2020 at 02:27:55PM -0700, Nick Desaulniers wrote: > > > > No, as-option does invoke the assembler. The problem here is that with > > -Wa, the option is only s

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-10 Thread Arvind Sankar
On Wed, Jun 10, 2020 at 07:30:46PM -0400, Arvind Sankar wrote: > On Wed, Jun 10, 2020 at 02:27:55PM -0700, Nick Desaulniers wrote: > > No, as-option does invoke the assembler. The problem here is that with > -Wa, the option is only seen by the assembler, not the gcc driver. So it > will succeed be

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-10 Thread Arvind Sankar
On Wed, Jun 10, 2020 at 02:27:55PM -0700, Nick Desaulniers wrote: > On Wed, Jun 10, 2020 at 12:11 PM Arvind Sankar wrote: > > > > Commit > > 10e68b02c861 ("Makefile: support compressed debug info") > > added support for compressed debug sections. > > > > Support is detected by checking > > - doe

Re: [PATCH] Makefile: Improve compressed debug info support detection

2020-06-10 Thread Nick Desaulniers
On Wed, Jun 10, 2020 at 12:11 PM Arvind Sankar wrote: > > Commit > 10e68b02c861 ("Makefile: support compressed debug info") > added support for compressed debug sections. > > Support is detected by checking > - does the compiler support -gz=zlib > - does the assembler support --compressed-debug-