Remove use of whole-archive #677
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Allow to not archive HAL/LL object files to core.a. This avoid the linker to select weak definitions instead of non-weak ones when 'whole-archive' option is not used. See: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/ka15833.html Signed-off-by: Frederic Pillon <[email protected]>
Signed-off-by: Frederic Pillon <[email protected]>
Due to a bug in the arm none eabi gcc with lto which raise an unresolved reference if syscall is in the archive (_sbrk,...) See: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/ka15833.html Signed-off-by: Frederic Pillon <[email protected]>
This was referenced Nov 27, 2019
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Add C source files wrapper library
Allow to not archive HAL/LL object files to core.a.
This avoid the linker to select weak definitions instead of non-weak ones when 'whole-archive' option is not used.
See:
http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/ka15833.html
New ref: https://developer.arm.com/documentation/101754/0623/armlink-Reference/Image-Structure-and-Generation/Weak-references-and-definitions?lang=en
This allow to save lot of space.
Example for BluePill F103C8
AnalogReadSerialsketch with USB CDC enabled:whole-archive:whole-archive:Full build without whole-archive and source files built-in library:
build_result.log