gcc编译器-出现-fpermissive的问题

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在VS2010下编译通过的程序,移植到ARM平台时

通过ARM-GCC交叉编译时出现-fpermissive问题,问题描述是taking address of temporary [-fpermissive]

查了一些资料,可能是不同编译器或者新旧编译器对于c++标准的不同解释的结果

在GCC下对于模板继承的规定与VS不同

有一个简单粗暴的解决办法,就是在交叉编译指令里面加入-fpermissive这一条命令,让模板代码由出错降为警告,从而编译通过

例如刚开始时我的指令为

arm-xilinx-linux-gnueabi-g++ -I/home/zed/opencv/opencv-2.4.8/install/include/opencv -I/home/zed/opencv/opencv-2.4.8/install/include/opencv2 -I/home/zed/opencv/opencv-2.4.8/install/include -L/home/zed/opencv/opencv-2.4.8/install/lib -lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml -lopencv_video -lopencv_features2d -lopencv_calib3d -lopencv_objdetect -lopencv_contrib -lopencv_legacy -lopencv_flann -lopencv_gpu -lopencv_nonfree -lopencv_photo -lopencv_stitching -lopencv_superres -lopencv_videostab -lstdc++ -o xuanzhuan1 ./xuanzhuan.c

编译出错,改为arm-xilinx-linux-gnueabi-g++ -I/home/zed/opencv/opencv-2.4.8/install/include/opencv -I/home/zed/opencv/opencv-2.4.8/install/include/opencv2 -I/home/zed/opencv/opencv-2.4.8/install/include -L/home/zed/opencv/opencv-2.4.8/install/lib -lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml -lopencv_video -lopencv_features2d -lopencv_calib3d -lopencv_objdetect -lopencv_contrib -lopencv_legacy -lopencv_flann -lopencv_gpu -lopencv_nonfree -lopencv_photo -lopencv_stitching -lopencv_superres -lopencv_videostab -lstdc++-fpermissive-o xuanzhuan1 ./xuanzhuan.c虽然会有警告,但是可以编译通过

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