Shut GCC 4.0 up when it complains about classes with virtual functions that

don't have virtual destructors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21507 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/PassAnalysisSupport.h b/include/llvm/PassAnalysisSupport.h
index 9d6aac3e523fb0159843db609d11e54624b886d7..9f70d7e3852f4e3aaf2a136fe2ac9a61b0e4e58e 100644 (file)
--- a/include/llvm/PassAnalysisSupport.h
+++ b/include/llvm/PassAnalysisSupport.h
@@ -105,6 +105,7 @@ public:
 // is used to pull analysis information out of them.
 //
 struct AnalysisResolver {
+  virtual ~AnalysisResolver() {}
   virtual Pass *getAnalysisOrNullUp(AnalysisID ID) const = 0;
   virtual Pass *getAnalysisOrNullDown(AnalysisID ID) const = 0;
   virtual void addPass(ImmutablePass *IP, AnalysisUsage &AU) = 0;