When performing name lookup for the allocation or deallocation

operators, make sure that the implicitly-declared global new and
delete operators are always available. Fixes PR5904.

llvm-svn: 99382

1 files changed, 17 insertions, 0 deletions

diff --git a/clang/lib/Sema/SemaLookup.cpp b/clang/lib/Sema/SemaLookup.cpp
index 9ae520d27a6..f1bf88523b5 100644
--- a/clang/lib/Sema/SemaLookup.cpp
+++ b/clang/lib/Sema/SemaLookup.cpp
@@ -304,6 +304,23 @@ void LookupResult::configure() {
                  SemaRef.getLangOptions().CPlusPlus,
                  isForRedeclaration());
   IsAcceptableFn = getResultFilter(LookupKind);
+
+  // If we're looking for one of the allocation or deallocation
+  // operators, make sure that the implicitly-declared new and delete
+  // operators can be found.
+  if (!isForRedeclaration()) {
+    switch (Name.getCXXOverloadedOperator()) {
+    case OO_New:
+    case OO_Delete:
+    case OO_Array_New:
+    case OO_Array_Delete:
+      SemaRef.DeclareGlobalNewDelete();
+      break;
+
+    default:
+      break;
+    }
+  }
 }
 
 // Necessary because CXXBasePaths is not complete in Sema.h