编译Qt5.9出错，理由是加了-mfloat-abi=softfp参数,
TI给出的qmake.conf有加入这个参数,请问是去哪里找支持softfp的工具链?
出错信息:
> arm-linux-gnueabihf-g++ -Wl,-O1 -fuse-ld=gold -o verifyspec verifyspec.o -L/opt/software/am335x-evm-linux-sdk-bin-04.03.00.05/board-support-bin/filesystem/tisdk-rootfs-image-am335x-evm/usr/lib/ -L/opt/software/qt_deplib/tslib//lib/ -lts -lrt -lpthread -ldl -lGLESv2 -lEGL -lIMGegl -ldrm -ldbm -lsrv_um -lwayland-server -lffi -licui18n -licuuc -licudata
> /opt/toolchain/gcc-linaro-6.2.1-arm-linux-gnueabihf/bin/../lib/gcc/arm-linux-gnueabihf/6.2.1/../../../../arm-linux-gnueabihf/bin/ld.gold: error: verifyspec.o uses VFP register arguments, output does not
> collect2: error: ld returned 1 exit status
> Makefile:66: recipe for target 'verifyspec' failed
> make: *** [verifyspec] Error 1
