[llvm] 119a143 - [Analysis] ScalarEvolution::getUMinFromMismatchedTypes - assert we've found the max type. NFCI.

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2020-10-08T19:04:29+01:00
New Revision: 119a143699d03a27686ca4377afb0b60e0985031

URL: https://github.com/llvm/llvm-project/commit/119a143699d03a27686ca4377afb0b60e0985031
DIFF: https://github.com/llvm/llvm-project/commit/119a143699d03a27686ca4377afb0b60e0985031.diff

LOG: [Analysis] ScalarEvolution::getUMinFromMismatchedTypes - assert we've found the max type. NFCI.

Found by clang static analyzer.

Added: 
    

Modified: 
    llvm/lib/Analysis/ScalarEvolution.cpp

Removed: 
    


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diff  --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
index 79a18da679d2..f569db9f6152 100644
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -3940,6 +3940,7 @@ const SCEV *ScalarEvolution::getUMinFromMismatchedTypes(
       MaxType = getWiderType(MaxType, S->getType());
     else
       MaxType = S->getType();
+  assert(MaxType && "Failed to find maximum type!");
 
   // Extend all ops to max type.
   SmallVector<const SCEV *, 2> PromotedOps;