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path: root/toolchain/gcc/patches/6.2.0/libgcc_linker-script.patch
blob: 783d15d0a02d21250973d226a7fb5d0d1f5d278e (plain)
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Solves following linking error:
# bfin-openadk-linux-uclibc-g++ -o foo t.c
bfin-openadk-linux-uclibc/bin/ld: foo: hidden symbol `___udivsi3' in libgcc.a(_udivsi3.o) is referenced by DSO

diff -Nur gcc-6.1.0.orig/libgcc/config.host gcc-6.1.0/libgcc/config.host
--- gcc-6.1.0.orig/libgcc/config.host	2016-02-26 21:02:28.000000000 +0100
+++ gcc-6.1.0/libgcc/config.host	2016-07-25 02:47:05.818797217 +0200
@@ -444,7 +444,7 @@
 	md_unwind_header=bfin/linux-unwind.h
         ;;
 bfin*-linux-uclibc*)
-	tmake_file="$tmake_file bfin/t-bfin bfin/t-crtstuff t-libgcc-pic t-fdpbit bfin/t-linux"
+	tmake_file="$tmake_file bfin/t-bfin bfin/t-crtstuff t-libgcc-pic t-slibgcc-libgcc t-fdpbit bfin/t-linux"
 	# No need to build crtbeginT.o on uClibc systems.  Should probably
 	# be moved to the OS specific section above.
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"