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Fix value hashing and comparison in switch expressions.

This commit is contained in:
Bill Currie 2011-03-03 14:02:18 +09:00
parent 74e6b13aee
commit fff4fc693e
1 changed files with 9 additions and 10 deletions
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19
tools/qfcc/source/switch.c
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@ -66,25 +66,24 @@ typedef struct case_node_s {
struct case_node_s *left, *right;
} case_node_t;
static uintptr_t
static ex_value_t *
get_value (expr_t *e)
{
if (e->type == ex_symbol) {
if (e->e.symbol->s.value.type == ev_string)
return (uintptr_t) e->e.symbol->s.value.v.string_val;
return e->e.symbol->s.value.v.integer_val;
}
return e->e.value.v.integer_val;
if (e->type == ex_symbol)
return &e->e.symbol->s.value;
return &e->e.value;
}
static uintptr_t
get_hash (void *_cl, void *unused)
{
case_label_t *cl = (case_label_t *) _cl;
ex_value_t *val;
if (!cl->value)
return 0;
return get_value (cl->value);
val = get_value (cl->value);
return Hash_Buffer (val, sizeof (*val));
}
static int
@ -94,7 +93,7 @@ compare (void *_cla, void *_clb, void *unused)
case_label_t *clb = (case_label_t *) _clb;
expr_t *v1 = cla->value;
expr_t *v2 = clb->value;
uintptr_t val1, val2;
ex_value_t *val1, *val2;
if (v1 == v2)
return 1;
@ -104,7 +103,7 @@ compare (void *_cla, void *_clb, void *unused)
return 0;
val1 = get_value (v1);
val2 = get_value (v1);
return val1 == val2;
return memcmp (val1, val2, sizeof (*val1));
}
struct expr_s *