From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sat, 7 Sep 2019 10:27:13 +0000 (+0000)
Subject: [Attributor] Make unimplemented method pure virtual.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7576bfc5394367033b84f5586f70891e9e528c59;p=llvm

[Attributor] Make unimplemented method pure virtual.

Otherwise the compiler mistakes it for a vtable anchor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371298 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Transforms/IPO/Attributor.h b/include/llvm/Transforms/IPO/Attributor.h
index 4e98465aff3..84aab8f6fd0 100644
--- a/include/llvm/Transforms/IPO/Attributor.h
+++ b/include/llvm/Transforms/IPO/Attributor.h
@@ -1713,9 +1713,9 @@ struct AAValueSimplify : public StateWrapper<BooleanState, AbstractAttribute>,
   ///}
 
   /// Return an assumed simplified value if a single candidate is found. If
-  /// there cannot be one, return original value. If it is not clear yet, return the
-  /// Optional::NoneType.
-  virtual Optional<Value *> getAssumedSimplifiedValue(Attributor &A) const;
+  /// there cannot be one, return original value. If it is not clear yet, return
+  /// the Optional::NoneType.
+  virtual Optional<Value *> getAssumedSimplifiedValue(Attributor &A) const = 0;
 
   /// Create an abstract attribute view for the position \p IRP.
   static AAValueSimplify &createForPosition(const IRPosition &IRP,