replace fabsf() using std::abs
replace fabsf() using std::abs

dayhaha/Paddle,lispc/Paddle,helinwang/Paddle,QiJune/Paddle,beckett1124/Paddle,luotao1/Paddle,qingqing01/Paddle,putcn/Paddle,Canpio/Paddle,emailweixu/Paddle,reyoung/Paddle,putcn/Paddle,gangliao/Paddle,lcy-seso/Paddle,gangliao/Paddle,QiJune/Paddle,emailweixu/Paddle,beckett1124/Paddle,pkuyym/Paddle,chengduoZH/Paddle,qingqing01/Paddle,emailweixu/Paddle,wen-bo-yang/Paddle,emailweixu/Paddle,tensor-tang/Paddle,reyoung/Paddle,jacquesqiao/Paddle,PaddlePaddle/Paddle,lcy-seso/Paddle,helinwang/Paddle,QiJune/Paddle,luotao1/Paddle,reyoung/Paddle,lispc/Paddle,alvations/Paddle,helinwang/Paddle,beckett1124/Paddle,cxysteven/Paddle,gangliao/Paddle,PaddlePaddle/Paddle,lcy-seso/Paddle,helinwang/Paddle,hedaoyuan/Paddle,pkuyym/Paddle,alvations/Paddle,livc/Paddle,luotao1/Paddle,yu239/Paddle,zhouxiao-coder/Paddle,pkuyym/Paddle,zhouxiao-coder/Paddle,dayhaha/Paddle,pengli09/Paddle,QiJune/Paddle,beckett1124/Paddle,jacquesqiao/Paddle,cxysteven/Paddle,zuowang/Paddle,livc/Paddle,livc/Paddle,gangliao/Paddle,luotao1/Paddle,baidu/Paddle,wen-bo-yang/Paddle,dayhaha/Paddle,pkuyym/Paddle,Canpio/Paddle,tensor-tang/Paddle,reyoung/Paddle,dayhaha/Paddle,pengli09/Paddle,zhouxiao-coder/Paddle,reyoung/Paddle,lispc/Paddle,alvations/Paddle,baidu/Paddle,baidu/Paddle,QiJune/Paddle,dayhaha/Paddle,helinwang/Paddle,hedaoyuan/Paddle,hedaoyuan/Paddle,zuowang/Paddle,luotao1/Paddle,wen-bo-yang/Paddle,yu239/Paddle,putcn/Paddle,pengli09/Paddle,hedaoyuan/Paddle,lispc/Paddle,luotao1/Paddle,cxysteven/Paddle,zhouxiao-coder/Paddle,pengli09/Paddle,pengli09/Paddle,alvations/Paddle,wen-bo-yang/Paddle,zuowang/Paddle,cxysteven/Paddle,zhouxiao-coder/Paddle,jacquesqiao/Paddle,putcn/Paddle,livc/Paddle,wen-bo-yang/Paddle,wen-bo-yang/Paddle,pengli09/Paddle,lispc/Paddle,lcy-seso/Paddle,zuowang/Paddle,baidu/Paddle,lispc/Paddle,emailweixu/Paddle,cxysteven/Paddle,yu239/Paddle,pengli09/Paddle,PaddlePaddle/Paddle,gangliao/Paddle,Canpio/Paddle,pengli09/Paddle,Canpio/Paddle,helinwang/Paddle,yu239/Paddle,reyoung/Paddle,zhouxiao-coder/Paddle,Canpio/Paddle,beckett1124/Paddle,tensor-tang/Paddle,qingqing01/Paddle,yu239/Paddle,livc/Paddle,QiJune/Paddle,emailweixu/Paddle,pkuyym/Paddle,Canpio/Paddle,beckett1124/Paddle,lispc/Paddle,helinwang/Paddle,livc/Paddle,chengduoZH/Paddle,lispc/Paddle,tensor-tang/Paddle,yu239/Paddle,zhouxiao-coder/Paddle,hedaoyuan/Paddle,qingqing01/Paddle,tensor-tang/Paddle,lcy-seso/Paddle,emailweixu/Paddle,alvations/Paddle,PaddlePaddle/Paddle,Canpio/Paddle,qingqing01/Paddle,pkuyym/Paddle,hedaoyuan/Paddle,chengduoZH/Paddle,jacquesqiao/Paddle,Canpio/Paddle,PaddlePaddle/Paddle,zuowang/Paddle,livc/Paddle,lcy-seso/Paddle,cxysteven/Paddle,cxysteven/Paddle,putcn/Paddle,yu239/Paddle,wen-bo-yang/Paddle,jacquesqiao/Paddle,yu239/Paddle,chengduoZH/Paddle,dayhaha/Paddle,beckett1124/Paddle,gangliao/Paddle,dayhaha/Paddle,jacquesqiao/Paddle,chengduoZH/Paddle,PaddlePaddle/Paddle,putcn/Paddle,gangliao/Paddle,luotao1/Paddle,hedaoyuan/Paddle,baidu/Paddle,hedaoyuan/Paddle,PaddlePaddle/Paddle