[llvm] bb0fa3e - Revert "snapshot - do not push"

[Philip Reames via llvm-commits]

Author: Philip Reames
Date: 2021-09-01T16:59:23-07:00
New Revision: bb0fa3ea0224c18372d9d271a71718f871f9514d

URL: https://github.com/llvm/llvm-project/commit/bb0fa3ea0224c18372d9d271a71718f871f9514d
DIFF: https://github.com/llvm/llvm-project/commit/bb0fa3ea0224c18372d9d271a71718f871f9514d.diff

LOG: Revert "snapshot - do not push"

This reverts commit 91f4655d9273ecefab1b7f0ea26d44f5de6fd0af.

This wasn't intented to be pushed, sorry.

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 144fe0766d061..9ceae4aeca7a7 100644
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -11632,9 +11632,9 @@ ScalarEvolution::howManyLessThans(const SCEV *LHS, const SCEV *RHS,
     //
     // a) IV is either nuw or nsw depending upon signedness (indicated by the
     //    NoWrap flag).
-    // b) the loop is guaranteed to be finite (e.g. is mustprogress and has
-    //    no side effects within the loop)
-    // b) loop has a single static exit (with no abnormal exits)
+    // b) loop is single exit with no side effects.
+    // c) loop has no abnormal exits
+    //
     //
     // Precondition a) implies that if the stride is negative, this is a single
     // trip loop. The backedge taken count formula reduces to zero in this case.