[M3devel] Compile Options

[Tony Hosking]

-O used to work in the old config files.
Did it get lost?

Antony Hosking | Associate Professor | Computer Science | Purdue University
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On 8 May 2010, at 06:40, Olaf Wagner wrote:

> Quoting Jay K <jay.krell at cornell.edu>:
> 
>> -O is the config files
>> It gets passed on to them and they may or may not pay attention.
>> 
>> Turning off symbol generation not something I'm very sympathetic too.
>> I realize it cuts I/O, build time, resulting binary size (possibly  load/runtime,
>> depending on the load behavior of symbols). Though on Windows
>> the symbols go into separate files, greatly reducing any negative affect.
>> On one hand, you don't want to inhibit debugging,
> 
> Of course you may want to strip symbols for programs delivered to
> customers.
> 
>> but on the other, we don't have a good debugger story anyway.
> 
> m3gdb works well on certain platforms.
> 
>> Again, check the config files.
>> 
>> -c I don't know. Is it important?
> 
> The front end just includes some quake calls in the generated
> m3make file for the options:
> 
> % less AMD64_FREEBSD/m3make.args
> set_config_options ()
> readonly _all = TRUE % cm3 -build
> m3_optimize (TRUE)                  <----
> m3_debug (TRUE)                     <----
> M3_KEEP_FILES = TRUE
> m3_compile_only ()                  <----
> M3_MODE = "build"
> include_dir ("../src")
> 
> At least optimize and debug used to work some time ago; I'm not
> sure about compile-only.
> 
> Was something lost during the great config refactoring?
> Can you please check that, Jay?
> 
> I think we shold implement the CLI as documented. We _might_ discuss
> the value-add of -c (I've never used it).
> 
> We're probably missing regression tests for these simple command line
> arguments, too.
> 
> Olaf
> -- 
> Olaf Wagner -- elego Software Solutions GmbH
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