Only invoke reaching definitions if there are >0 variables and >0 definitions.
authorfschneider@chromium.org <fschneider@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 12 Mar 2010 15:01:05 +0000 (15:01 +0000)
committerfschneider@chromium.org <fschneider@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 12 Mar 2010 15:01:05 +0000 (15:01 +0000)
commitff03f6b36fcbf4308d339c3b603dc84e9b241213
treed25ac219caeb1a6f0733906d7eba48dae09876fe
parent10e5690d3265a8c5d9cd917bcd0bce3ef5b19dcb
Only invoke reaching definitions if there are >0 variables and >0 definitions.

Review URL: http://codereview.chromium.org/885004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4120 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/compiler.cc
src/data-flow.cc