Fix crashes if before was 0.

1 files changed, 1 insertions, 1 deletions

diff --git a/report.py b/report.py
index 18e9323..f2d80c0 100755
--- a/report.py
+++ b/report.py
@@ -125,7 +125,7 @@ def main():
     if len(helped) > 0:
         print("")
 
-    hurt.sort(key=lambda k: float(after[k] - before[k]) / before[k])
+    hurt.sort(key=lambda k: float(after[k] - before[k]) / max(before[k], 1))
     for p in hurt:
         (progname, shadertype, shadernumber, result_type) = p
         namestr = '{} {} {} {}'.format(progname, shadertype, shadernumber, result_type)