+static int inCompoundStatementExpression = 0;
+
+void
+exprChecks_inCompoundStatementExpression (void)
+{
+ inCompoundStatementExpression++;
+}
+
+void
+exprChecks_leaveCompoundStatementExpression (void)
+{
+ inCompoundStatementExpression--;
+ llassert (inCompoundStatementExpression >= 0);
+}
+