diff options
Diffstat (limited to 'libguile/vectors.h')
| -rw-r--r-- | libguile/vectors.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/vectors.h b/libguile/vectors.h index 41e2c8909..b0819b1ad 100644 --- a/libguile/vectors.h +++ b/libguile/vectors.h @@ -79,7 +79,7 @@ SCM_API SCM *scm_vector_writable_elements (SCM vec, immutability. */ #define SCM_F_VECTOR_IMMUTABLE 0x80UL #define SCM_I_IS_MUTABLE_VECTOR(x) \ - (SCM_NIMP (x) && \ + (SCM_THOB_P (x) && \ ((SCM_CELL_TYPE (x) & (0x7f | SCM_F_VECTOR_IMMUTABLE)) \ == scm_tc7_vector)) #define SCM_I_IS_VECTOR(x) (SCM_HAS_TYP7 (x, scm_tc7_vector)) |