[llvm] feff05d - [lit] Fix check-lit hanging on Windows due to a division by zero exception

[Martin Storsjö via llvm-commits]

Author: Martin Storsjö
Date: 2021-03-24T19:28:33+02:00
New Revision: feff05d135b317a47cf5ad7f26e7c572b2520d21

URL: https://github.com/llvm/llvm-project/commit/feff05d135b317a47cf5ad7f26e7c572b2520d21
DIFF: https://github.com/llvm/llvm-project/commit/feff05d135b317a47cf5ad7f26e7c572b2520d21.diff

LOG: [lit] Fix check-lit hanging on Windows due to a division by zero exception

Added: 
    

Modified: 
    llvm/utils/lit/lit/display.py

Removed: 
    


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diff  --git a/llvm/utils/lit/lit/display.py b/llvm/utils/lit/lit/display.py
index ce346eeebef2c..51a05e8abaf42 100644
--- a/llvm/utils/lit/lit/display.py
+++ b/llvm/utils/lit/lit/display.py
@@ -56,7 +56,9 @@ def update(self, test):
         total_time_remaining = self.predictable_time_remaining + unpredictable_time_remaining
         total_time = self.time_elapsed + total_time_remaining
 
-        return self.time_elapsed / total_time
+        if total_time > 0:
+            return self.time_elapsed / total_time
+        return 0
 
 
 class NopDisplay(object):