[libc-commits] [libc] [libc] Support %lc in printf (PR #169983)

[Michael Jones via libc-commits]

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@@ -33,7 +42,28 @@ LIBC_INLINE int convert_char(Writer<write_mode> *writer,
     RET_IF_RESULT_NEGATIVE(writer->write(' ', padding_spaces));
   }
 
-  RET_IF_RESULT_NEGATIVE(writer->write(c));
+  if (to_conv.length_modifier == LengthModifier::l) {
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michaelrj-google wrote:

given how this is set up it will now print nothing if a wide character is requested. That's fine but it should be mentioned in the documentation for this flag.

https://github.com/llvm/llvm-project/pull/169983