BugFix: expression may be NULL in count_decls_in_expr()

[r18609]

diff --git a/ast2firm.c b/ast2firm.c
index 2758bf0..ec6afd7 100644 (file)
--- a/ast2firm.c
+++ b/ast2firm.c
@@ -3111,7 +3111,7 @@ static int count_local_declarations(const declaration_t *      decl,
 }
 
 static int count_decls_in_expr(const expression_t *expr) {
-       if (expr->base.type == EXPR_STATEMENT)
+       if (expr != NULL && expr->base.type == EXPR_STATEMENT)
                return count_decls_in_stmts(expr->statement.statement);
        return 0;
 }