<p>This intrinsic is used to provide correspondence between the source file and
the generated code. The first argument is the line number (base 1), second
-argument si the column number (0 if unknown) and the third argument the source
+argument is the column number (0 if unknown) and the third argument the source
<tt>%<a href="#format_compile_units">llvm.dbg.compile_unit</a>*</tt> cast to a
<tt>{ }*</tt>. Code following a call to this intrinsic will have been defined
in close proximity of the line, column and file. This information holds until
<p>It is worth noting that this scoping mechanism is used to control scoping of
all declarations, not just variable declarations. For example, the scope of a
-C++ using declaration is controlled with this couldchange how name lookup is
+C++ using declaration is controlled with this and could change how name lookup is
performed.</p>
</div>