Commit Graph

1 Commits

Author SHA1 Message Date
Benjamin Kramer 17ff23c708 Speed up BCPL comment lexing by looking aggressively for newlines and then scannig backwards to see if the newline is escaped.
3% speedup in preprocessing all of clang with -Eonly. Also includes a small testcase for coverage.

llvm-svn: 139116
2011-09-05 07:19:39 +00:00