Correctly set kCanBeDivByZero flag for HMathFloorOfDiv.
authorulan@chromium.org <ulan@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Wed, 23 Jan 2013 15:58:49 +0000 (15:58 +0000)
committerulan@chromium.org <ulan@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Wed, 23 Jan 2013 15:58:49 +0000 (15:58 +0000)
commitd29826544e059fe35da09ba213e19e657b44e145
tree3a6458852ff50593084234607e8d74d51be1185e
parente086746ed7f95d883535060dc771ce4f3a9bd38b
Correctly set kCanBeDivByZero flag for HMathFloorOfDiv.

After r13289 the divisor can be non-constant, so we should check for zero.

BUG=171641
R=yangguo@chromium.org

Review URL: https://chromiumcodereview.appspot.com/12047050

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13479 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/hydrogen-instructions.h
test/mjsunit/regress/regress-171641.js [new file with mode: 0644]