1; RUN: opt < %s -instcombine -S | grep "add nsw i32"
2
3define double @x(i32 %a, i32 %b) nounwind {
4  %m = lshr i32 %a, 24
5  %n = and i32 %m, %b
6  %o = sitofp i32 %n to double
7  %p = fadd double %o, 1.0
8  ret double %p
9}
10