Fixed a bug in BranchCollector::construct_stmt, where the bounds exprs where not getting extracted into let stmts correctly.
Fixed a bug in BranchCollector::construct_stmt, where the bounds exprs where not getting extracted into let stmts correctly.

ayanazmat/Halide,rodrigob/Halide,tdenniston/Halide,dougkwan/Halide,jiawen/Halide,delcypher/Halide,delcypher/Halide,ronen/Halide,tdenniston/Halide,mcanthony/Halide,kenkuang1213/Halide,myrtleTree33/Halide,aam/Halide,jiawen/Halide,gchauras/Halide,smxlong/Halide,ayanazmat/Halide,dan-tull/Halide,smxlong/Halide,tdenniston/Halide,rodrigob/Halide,ronen/Halide,kenkuang1213/Halide,smxlong/Halide,dougkwan/Halide,psuriana/Halide,mcanthony/Halide,kgnk/Halide,myrtleTree33/Halide,psuriana/Halide,gchauras/Halide,adasworks/Halide,dan-tull/Halide,jiawen/Halide,kgnk/Halide,jiawen/Halide,kgnk/Halide,fengzhyuan/Halide,dan-tull/Halide,kgnk/Halide,adasworks/Halide,gchauras/Halide,rodrigob/Halide,smxlong/Halide,aam/Halide,damienfir/Halide,lglucin/Halide,mcanthony/Halide,tdenniston/Halide,myrtleTree33/Halide,fengzhyuan/Halide,aam/Halide,fengzhyuan/Halide,rodrigob/Halide,fengzhyuan/Halide,lglucin/Halide,damienfir/Halide,dan-tull/Halide,aam/Halide,adasworks/Halide,adasworks/Halide,ronen/Halide,jiawen/Halide,rodrigob/Halide,rodrigob/Halide,tdenniston/Halide,mcanthony/Halide,ayanazmat/Halide,smxlong/Halide,smxlong/Halide,dan-tull/Halide,smxlong/Halide,psuriana/Halide,aam/Halide,dougkwan/Halide,ronen/Halide,damienfir/Halide,jiawen/Halide,dougkwan/Halide,delcypher/Halide,aam/Halide,damienfir/Halide,smxlong/Halide,fengzhyuan/Halide,psuriana/Halide,ayanazmat/Halide,mcanthony/Halide,kenkuang1213/Halide,gchauras/Halide,ayanazmat/Halide,psuriana/Halide,kgnk/Halide,lglucin/Halide,myrtleTree33/Halide,kgnk/Halide,kgnk/Halide,ayanazmat/Halide,ronen/Halide,adasworks/Halide,delcypher/Halide,adasworks/Halide,aam/Halide,kenkuang1213/Halide,lglucin/Halide,dan-tull/Halide,delcypher/Halide,fengzhyuan/Halide,psuriana/Halide,fengzhyuan/Halide,lglucin/Halide,psuriana/Halide,gchauras/Halide,lglucin/Halide,mcanthony/Halide,lglucin/Halide,delcypher/Halide,jiawen/Halide,damienfir/Halide,dougkwan/Halide,dougkwan/Halide,rodrigob/Halide,kenkuang1213/Halide,dougkwan/Halide,mcanthony/Halide,tdenniston/Halide,kenkuang1213/Halide,rodrigob/Halide,gchauras/Halide,adasworks/Halide,delcypher/Halide,ayanazmat/Halide,kgnk/Halide,delcypher/Halide,kenkuang1213/Halide,kenkuang1213/Halide,tdenniston/Halide,dan-tull/Halide,myrtleTree33/Halide,dougkwan/Halide,damienfir/Halide,ayanazmat/Halide,adasworks/Halide,ronen/Halide,myrtleTree33/Halide,fengzhyuan/Halide,ronen/Halide,myrtleTree33/Halide,mcanthony/Halide,dan-tull/Halide,damienfir/Halide,damienfir/Halide,myrtleTree33/Halide,ronen/Halide,tdenniston/Halide