replaced malloc by VLA

[r21386]

diff --git a/ast2firm.c b/ast2firm.c
index 3a2e220..384d928 100644 (file)
--- a/ast2firm.c
+++ b/ast2firm.c
@@ -4585,8 +4585,7 @@ static void asm_statement_to_firm(const asm_statement_t *statement)
        ir_node *ins[n_inputs + n_outputs + 1];
        size_t   in_size = 0;
 
-       ir_asm_constraint *tmp_in_constraints
-               = xmalloc(n_outputs * sizeof(tmp_in_constraints[0]));
+       ir_asm_constraint tmp_in_constraints[n_outputs];
 
        const expression_t *out_exprs[n_outputs];
        ir_node            *out_addrs[n_outputs];
@@ -4682,7 +4681,6 @@ static void asm_statement_to_firm(const asm_statement_t *statement)
 
        obstack_grow(&asm_obst, tmp_in_constraints,
                     in_size * sizeof(tmp_in_constraints[0]));
-       free(tmp_in_constraints);
        /* find and count input and output arguments */
        argument = statement->inputs;
        for( ; argument != NULL; argument = argument->next) {