./cplus-dem.c: In function 'demangle_arm_hp_template':
./cplus-dem.c:2525:1: internal compiler error: Segmentation fault
}
^
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
Makefile:680: recipe for target 'cplus-dem.o' failed
make[6]: *** [cplus-dem.o] Error 1
make[6]: Leaving directory '/home/ky/openwrt/build_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/binutils-2.25.1/libiberty'
Makefile:8039: recipe for target 'all-libiberty' failed
make[5]: *** [all-libiberty] Error 2
make[5]: Leaving directory '/home/ky/openwrt/build_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/binutils-2.25.1'
Makefile:833: recipe for target 'all' failed
make[4]: *** [all] Error 2
make[4]: Leaving directory '/home/ky/openwrt/build_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/binutils-2.25.1'
Makefile:123: recipe for target '/home/ky/openwrt/build_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/binutils-2.25.1/.built' failed
make[3]: *** [/home/ky/openwrt/build_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/binutils-2.25.1/.built] Error 2
make[3]: Leaving directory '/home/ky/openwrt/toolchain/binutils'
toolchain/Makefile:81: recipe for target 'toolchain/binutils/compile' failed
make[2]: *** [toolchain/binutils/compile] Error 2
make[2]: Leaving directory '/home/ky/openwrt'
toolchain/Makefile:80: recipe for target '/home/ky/openwrt/staging_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/stamp/.toolchain_install' failed
make[1]: *** [/home/ky/openwrt/staging_dir/toolchain-mips_mips32_gcc-5.3.0_musl-1.1.16/stamp/.toolchain_install] Error 2
make[1]: Leaving directory '/home/ky/openwrt'
/home/ky/openwrt/include/toplevel.mk:192: recipe for target 'world' failed
make: *** [world] Error 2

gcc版本看下