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add_input_library
2014 Jun 09
4
[LLVMdev] LTO and Optimized libraries don't mix
When using the ARM cross compiler we've run into an issue with LTO and
optimized libraries.
Consider you have an optimized library opt.a, which contains a version of
memcpy.
Compiling with LTO (something like),
clang myTest.c opt.a -flto -o myTest
causes myTest.c to get compiled to bitcode.
Then the bitcode gets passed to the linker. The linker looks through the
bitcode (via