[PATCH] D36642: [Lexer] Report more precise skipped regions (PR34166)

[Eli Friedman via Phabricator via cfe-commits]

efriedma added a comment.

I'm not sure this produces the right locations in general.  Consider the following slightly evil testcase:

  #\
  if 0
  #elif \
  11\
  
  int a;
  #endif




https://reviews.llvm.org/D36642