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gcc-4.8: add library paths reported by system linker #691

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gcc-4.8: add library paths reported by system linker #691

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84c9228
gcc-4.8: add library paths reported by system linker
Jul 22, 2016
c526ef8
gcc-4.8: use system linker to find SEARCH_DIRs
Jul 25, 2016
bbdf206
gcc-4.8: bump build version
Jul 25, 2016
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7 changes: 7 additions & 0 deletions gcc-4.8/post-link.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,13 @@ else
# ... yada yada ... -isystem ${INCDIR}
sed -i ':a;N;$!ba;s|\(*cpp:\n[^\n]*\)|\1 -isystem '${INCDIR}'|g' "${SPECS_FILE}"
done

#
# Linux Portability Issue #2.5: linker also needs to find the rest of libc (i.e. libc.so in addition to crtXXX.o)
#
for library_path in $(/usr/bin/ld --verbose | grep SEARCH_DIR | sed -r 's/SEARCH_DIR\("=?([^"]*)"\);/ \1/g'); do
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Using the full path to the system /usr/bin/ld instead of ld is a good idea. (It avoids problems if the user has a custom install of binutils.) While you're at it, can you also fix the call to ld on line 49, above?

sed -i ':a;N;$!ba;s|\(*link_libgcc:\n[^\n]*\)|\1 -L'${library_path}'|g' "${SPECS_FILE}"
done
fi

## TEST: Here we verify that gcc can build a simple "Hello world" program for both C and C++.
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