[llvm] 0db995e - [ADT] Add const to operator== in ArrayRef.h (#161321)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-09-30T08:56:27-07:00
New Revision: 0db995e60b6b52aa1debc685d364afa5bbfd220c

URL: https://github.com/llvm/llvm-project/commit/0db995e60b6b52aa1debc685d364afa5bbfd220c
DIFF: https://github.com/llvm/llvm-project/commit/0db995e60b6b52aa1debc685d364afa5bbfd220c.diff

LOG: [ADT] Add const to operator== in ArrayRef.h (#161321)

While I am at it, this patch adds [[nodiscard]].

Added: 
    

Modified: 
    llvm/include/llvm/ADT/ArrayRef.h

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/ADT/ArrayRef.h b/llvm/include/llvm/ADT/ArrayRef.h
index fb91690bb0eb3..448d10013d371 100644
--- a/llvm/include/llvm/ADT/ArrayRef.h
+++ b/llvm/include/llvm/ADT/ArrayRef.h
@@ -547,7 +547,8 @@ namespace llvm {
   }
 
   template <typename T>
-  inline bool operator==(SmallVectorImpl<T> &LHS, ArrayRef<T> RHS) {
+  [[nodiscard]] inline bool operator==(const SmallVectorImpl<T> &LHS,
+                                       ArrayRef<T> RHS) {
     return ArrayRef<T>(LHS).equals(RHS);
   }
 
@@ -557,7 +558,8 @@ namespace llvm {
   }
 
   template <typename T>
-  inline bool operator!=(SmallVectorImpl<T> &LHS, ArrayRef<T> RHS) {
+  [[nodiscard]] inline bool operator!=(const SmallVectorImpl<T> &LHS,
+                                       ArrayRef<T> RHS) {
     return !(LHS == RHS);
   }