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-rw-r--r--lib/AST/Stmt.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/AST/Stmt.cpp b/lib/AST/Stmt.cpp
index 0a4d403106bd..80a1451ac789 100644
--- a/lib/AST/Stmt.cpp
+++ b/lib/AST/Stmt.cpp
@@ -41,6 +41,7 @@
#include <cstring>
#include <string>
#include <utility>
+#include <type_traits>
using namespace clang;
@@ -83,6 +84,16 @@ const char *Stmt::getStmtClassName() const {
#CLASS " should not be polymorphic!");
#include "clang/AST/StmtNodes.inc"
+// Check that no statement / expression class has a non-trival destructor.
+// Statements and expressions are allocated with the BumpPtrAllocator from
+// ASTContext and therefore their destructor is not executed.
+#define STMT(CLASS, PARENT) \
+ static_assert(std::is_trivially_destructible<CLASS>::value, \
+ #CLASS " should be trivially destructible!");
+// FIXME: InitListExpr is not trivially destructible due to its ASTVector.
+#define INITLISTEXPR(CLASS, PARENT)
+#include "clang/AST/StmtNodes.inc"
+
void Stmt::PrintStats() {
// Ensure the table is primed.
getStmtInfoTableEntry(Stmt::NullStmtClass);