easier for front-ends to create debug info descriptors, similar to the way that
<tt>IRBuilder</tt> makes it easier to create LLVM IR.</li>
-<li>The <tt>IRBuilder</tt> class is now parametrized by a class responsible
+<li>The <tt>IRBuilder</tt> class is now parameterized by a class responsible
for constant folding. The default <tt>ConstantFolder</tt> class does target independent
constant folding. The <tt>NoFolder</tt> class does no constant folding at all, which is
useful when learning how LLVM works. The <tt>TargetFolder</tt> class folds the most,