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authorGabor Juhos <juhosg@openwrt.org>2010-03-30 08:01:35 +0000
committerGabor Juhos <juhosg@openwrt.org>2010-03-30 08:01:35 +0000
commitfb04eb588e9593db58e76f03707cb94583f19aca (patch)
tree1d641772f3479bafb4e8192c957dfbeeeec9128f /toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch
parent18035964c7cd34235007541fadf793ba4262b6a2 (diff)
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toolchain/binutils: building gas for arm-*-uclibc systems requires linking with -lm
SVN-Revision: 20594
Diffstat (limited to 'toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch')
-rw-r--r--toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch b/toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch
new file mode 100644
index 0000000000..abc8117e24
--- /dev/null
+++ b/toolchain/binutils/patches/2.20.1/112-arm-uclibc-gas-needs-libm.patch
@@ -0,0 +1,38 @@
+Source: Khem Raj <raj.khem@gmail.com>
+Disposition: submit upstream.
+
+Description:
+
+We do not need to have the libtool patch anymore for binutils after
+libtool has been updated upstream it include support for it. However
+for building gas natively on uclibc systems we have to link it with
+-lm so that it picks up missing symbols.
+
+/local/build_area/BUILD/arm_v5t_le_uclibc/binutils-2.17.50/objdir/libiberty/pic/libiberty.a(floatformat.o): In function `floatformat_from_double':
+floatformat.c:(.text+0x1ec): undefined reference to `frexp'
+floatformat.c:(.text+0x2f8): undefined reference to `ldexp'
+/local/build_area/BUILD/arm_v5t_le_uclibc/binutils-2.17.50/objdir/libiberty/pic/libiberty.a(floatformat.o): In function `floatformat_to_double':
+floatformat.c:(.text+0x38a): undefined reference to `ldexp'
+floatformat.c:(.text+0x3d2): undefined reference to `ldexp'
+floatformat.c:(.text+0x43e): undefined reference to `ldexp' floatformat.c:(.text+0x4e2): undefined reference to `ldexp'
+collect2: ld returned 1 exit status
+make[4]: *** [as-new] Error 1
+
+Index: binutils-2.17.50/gas/configure.tgt
+===================================================================
+--- binutils-2.17.50.orig/gas/configure.tgt
++++ binutils-2.17.50/gas/configure.tgt
+@@ -431,6 +431,12 @@ case ${generic_target} in
+ *-*-netware) fmt=elf em=netware ;;
+ esac
+
++case ${generic_target} in
++ arm-*-*uclibc*)
++ need_libm=yes
++ ;;
++esac
++
+ case ${cpu_type} in
+ alpha | arm | i386 | ia64 | microblaze | mips | ns32k | pdp11 | ppc | sparc | z80 | z8k)
+ bfd_gas=yes
+