; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | grep zext ; Never merge these two conversions, even though it's possible: this is ; significantly more expensive than the two conversions on some targets ; and it causes libgcc to be compile __fixunsdfdi into a recursive ; function. long %test(double %D) { %A = fptoui double %D to uint %B = zext uint %A to long ret long %B }