[AMDGPU] Simplify memory legalizer (add missing virtual descructor)

Differential Revision: https://reviews.llvm.org/D47504 llvm-svn: 334257
llvm · Jun 8, 2018 · 6db1f5d · 6db1f5d
1 parent acf5601
commit 6db1f5d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/llvm/lib/Target/AMDGPU/SIMemoryLegalizer.cpp b/llvm/lib/Target/AMDGPU/SIMemoryLegalizer.cpp
@@ -299,6 +299,10 @@ class SICacheControl {
                           SIMemOp Op,
                           bool IsCrossAddrSpaceOrdering,
                           Position Pos) const = 0;
+
+  /// Virtual destructor to allow derivations to be deleted.
+  virtual ~SICacheControl() = default;
+
 };
 
 class SIGfx6CacheControl : public SICacheControl {