Commit c64dcb13 authored by Christoph Mallon's avatar Christoph Mallon
Browse files

Using an obstack is slightly overkill.

[r20970]
parent 52e9e9eb
......@@ -41,7 +41,6 @@
typedef struct walk_env {
unsigned spare_size; /**< the allowed spare size for table switches */
struct obstack obst; /**< the obstack where data is allocated on */
int changed; /**< indicates whether a change was performed */
} walk_env_t;
......@@ -207,7 +206,7 @@ static void find_cond_nodes(ir_node *block, void *ctx)
*/
numcases = get_irn_n_outs(cond) - 1; // does not contain default case
cases = obstack_alloc(&env->obst, numcases * sizeof(*cases));
NEW_ARR_A(case_data_t, cases, numcases);
default_pn = get_Cond_defaultProj(cond);
ifcas_env.sel = sel;
......@@ -239,8 +238,6 @@ static void find_cond_nodes(ir_node *block, void *ctx)
/* Connect new default case users */
set_irn_in(defblock, ifcas_env.defindex, ifcas_env.defusers);
obstack_free(&env->obst, cases);
}
/**
......@@ -258,7 +255,6 @@ void lower_switch(ir_graph *irg, unsigned spare_size)
current_ir_graph = irg;
obstack_init(&env.obst);
env.spare_size = spare_size;
remove_critical_cf_edges(irg);
......@@ -274,6 +270,5 @@ void lower_switch(ir_graph *irg, unsigned spare_size)
set_irg_loopinfo_inconsistent(irg);
}
obstack_free(&env.obst, NULL);
current_ir_graph = rem;
}
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