Do not crash, when the body of an switch statement is empty.

[r18739]

diff --git a/ast2firm.c b/ast2firm.c
index ac69667..c9a1d8c 100644 (file)
--- a/ast2firm.c
+++ b/ast2firm.c
@@ -3386,7 +3386,9 @@ static void switch_statement_to_firm(const switch_statement_t *statement)
        current_switch_cond                  = cond;
        break_label                          = break_block;
 
-       statement_to_firm(statement->body);
+       if (statement->body != NULL) {
+               statement_to_firm(statement->body);
+       }
 
        if(get_cur_block() != NULL) {
                ir_node *jmp = new_Jmp();