[OE-core] Default value for FULL_OPTIMIZATION

[Mike Looijmans]

You'd have to check the GCC documentation to be sure, but I suspect that all 
of "-fexpensive-optimizations -fomit-frame-pointer -frename-registers" are 
already in effect at -O2 optimization level, so they're redundant.


On 02-02-16 14:26, Pascal Bach wrote:
> Hi everybody
>
> I noticed an inconsistency in oe-core regarding the variable: FULL_OPTIMIZATION
>
> In bitbake.conf the variable is defined as follows:
>
>      FULL_OPTIMIZATION = "-O2 -pipe ${DEBUG_FLAGS}"
>
> But if I look into the documentation.conf it tells me the following:
>
>      FULL_OPTIMIZATION[doc]= "The options to pass in TARGET_CFLAGS and CFLAGS when compiling an optimized system. This variable defaults to '-fexpensive-optimizations -fomit-frame-pointer -frename-registers -O2'."
>
> I'm not sure if the documentation is wrong or if the default set in bitbake.conf is incorrect.
> Maybe somebody can shed some light on this.
>
> Regards
> Pascal
>



Kind regards,

Mike Looijmans
System Expert

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