p...@po.cwru.edu (Paul Jarc) writes: > Jack Howarth <howa...@bromo.med.uc.edu> wrote: >> make -j 8 profiledbootstrap BOOT_CFLAGS="-g -O3" >> >> I noticed the absence of these flags being utilized in libdecnumber, >> libffi, libgcc, etc. > > On a related note, how can I pass *linker* flags for linking libgcc? > I've passed --with-stage1-ldflags and --with-boot-ldflags to > ./configure, and I've passed LDFLAGS_FOR_TARGET and BOOT_LDFLAGS to > make, but none of those seem to get used when building libgcc_s.so.1 > (or libgcj_bs.so.1.0.0).
LDFLAGS_FOR_TARGET is the one that should be used. However, you're right that it doesn't appear to happen. This is a bug. > I even tried editing gcc/Makefile.in, in the rule for libgcc.mvars. I > changed the SHLIB_LINK line to: > echo SHLIB_LINK = '$(subst $(GCC_FOR_TARGET) > ...my-flags-here...,$$(GCC_FOR_TARGET),$(SHLIB_LINK))' >> tmp-libgcc.mvars > This change gets propagated into gcc/Makefile, but somehow when > libgcc.mvars is created, my flags don't appear there. I think you need to edit the file gcc/config/t-slibgcc-elf-ver. Ian
