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Bounds error in vector_handle_ref/set is implementation error

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* libguile/vectors.c: bounds are already checked unless impl is called
  directly, so don't check again.
* libguile/strings.c, libguile/bitvectors.c: fix comments.
This commit is contained in:
Daniel Llorens 2013-04-26 17:59:45 +02:00 • committed by Andy Wingo
parent 86263a20cd
commit d2053db7d8
3 changed files with 5 additions and 9 deletions
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3
libguile/bitvectors.c
View file

@ -852,8 +852,7 @@ scm_istr2bve (SCM str)
return res;
}
/* FIXME: We know that bitvector is such, so can skip the checks in
scm_c_bitvector_... */
/* FIXME: We know that bitvector is such, so can skip the checks */
static SCM
bitvector_handle_ref (SCM bitvector, size_t pos)
{

3
libguile/strings.c
View file

@ -2460,8 +2460,7 @@ scm_i_get_substring_spec (size_t len,
*cend = scm_to_unsigned_integer (end, *cstart, len);
}
/* FIXME: We know that bitvector is such, so can skip the checks in
scm_c_string_... */
/* FIXME: We know that string is such, so can skip checks */
static SCM
string_handle_ref (SCM string, size_t index)
{

8
libguile/vectors.c
View file

@ -39,7 +39,7 @@
#include "libguile/bdw-gc.h"
#include <assert.h>
#define VECTOR_MAX_LENGTH (SCM_T_BITS_MAX >> 8)
@ -436,16 +436,14 @@ SCM_DEFINE (scm_vector_move_right_x, "vector-move-right!", 5, 0, 0,
static SCM
vector_handle_ref (SCM vector, size_t idx)
{
if (idx >= SCM_I_VECTOR_LENGTH (vector))
scm_out_of_range ("vector-handle-ref", scm_from_size_t (idx));
assert (idx < SCM_I_VECTOR_LENGTH (vector));
return SCM_I_VECTOR_WELTS(vector)[idx];
}
static void
vector_handle_set (SCM vector, size_t idx, SCM val)
{
if (idx >= SCM_I_VECTOR_LENGTH (vector))
scm_out_of_range ("vector-handle-set!", scm_from_size_t (idx));
assert (idx < SCM_I_VECTOR_LENGTH (vector));
SCM_I_VECTOR_WELTS(vector)[idx] = val;
}