[llvm-branch-commits] [llvm] fb46895 - [Support] Explicitly state that KnownBits::getMinValue/getMaxValue are UNSIGNED values. NFCI.

[Simon Pilgrim via llvm-branch-commits]

Author: Simon Pilgrim
Date: 2020-12-24T14:10:11Z
New Revision: fb468953082c1fe97d42e6eabe8d3511bdb4054f

URL: https://github.com/llvm/llvm-project/commit/fb468953082c1fe97d42e6eabe8d3511bdb4054f
DIFF: https://github.com/llvm/llvm-project/commit/fb468953082c1fe97d42e6eabe8d3511bdb4054f.diff

LOG: [Support] Explicitly state that KnownBits::getMinValue/getMaxValue are UNSIGNED values. NFCI.

Update the comment to make this clear, following the same approach as APInt.

Added: 
    

Modified: 
    llvm/include/llvm/Support/KnownBits.h

Removed: 
    


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diff  --git a/llvm/include/llvm/Support/KnownBits.h b/llvm/include/llvm/Support/KnownBits.h
index f55839a35c13..2acaecfc3440 100644
--- a/llvm/include/llvm/Support/KnownBits.h
+++ b/llvm/include/llvm/Support/KnownBits.h
@@ -113,13 +113,13 @@ struct KnownBits {
     Zero.setSignBit();
   }
 
-  /// Return the minimal value possible given these KnownBits.
+  /// Return the minimal unsigned value possible given these KnownBits.
   APInt getMinValue() const {
     // Assume that all bits that aren't known-ones are zeros.
     return One;
   }
 
-  /// Return the maximal value possible given these KnownBits.
+  /// Return the maximal unsigned value possible given these KnownBits.
   APInt getMaxValue() const {
     // Assume that all bits that aren't known-zeros are ones.
     return ~Zero;