Re-enable 'test/SemaTemplate/temp_class_spec_neg.cpp', after commenting out the cause of the crash.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76337 91177308-0d34-0410-b5e6-96231b3b80d8

lib/AST/Type.cpp

@@ -57,7 +57,9 @@ void VariableArrayType::Destroy(ASTContext& C) {
 }
 
 void DependentSizedArrayType::Destroy(ASTContext& C) {
-  SizeExpr->Destroy(C);
+  // FIXME: Resource contention like in ConstantArrayWithExprType ?
+  // May crash, depending on platform or a particular build.
+  // SizeExpr->Destroy(C);
   this->~DependentSizedArrayType();
   C.Deallocate(this);
 }

test/SemaTemplate/temp_class_spec_neg.cpp

@@ -1,8 +1,4 @@
-// FIXME: Disabled because this always crashes on some platforms.
-// RUNX: clang-cc -fsyntax-only -verify %s
-// RUN: false
-// XFAIL
-
+// RUN: clang-cc -fsyntax-only -verify %s
 template<typename T> struct vector;
 
 // C++ [temp.class.spec]p6: