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-rw-r--r--src/bytecode.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/bytecode.c b/src/bytecode.c
index 581e16678a..3bbd883163 100644
--- a/src/bytecode.c
+++ b/src/bytecode.c
@@ -444,7 +444,7 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth,
/* Lisp_Object v1, v2; */
Lisp_Object *vectorp;
#ifdef BYTE_CODE_SAFE
- int const_length = XVECTOR (vector)->size;
+ int const_length;
Lisp_Object *stacke;
int bytestr_length;
#endif
@@ -466,6 +466,10 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth,
CHECK_VECTOR (vector);
CHECK_NUMBER (maxdepth);
+#ifdef BYTE_CODE_SAFE
+ const_length = XVECTOR (vector)->size;
+#endif
+
if (STRING_MULTIBYTE (bytestr))
/* BYTESTR must have been produced by Emacs 20.2 or the earlier
because they produced a raw 8-bit string for byte-code and now