LGTM. ================ Comment at: autoconf/configure.ac:1510 @@ +1509,3 @@ + AC_MSG_RESULT([no]) + AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__]) +]) ---------------- I suggest such fixing message might be a separated patch. http://llvm-reviews.chandlerc.com/D332