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-rw-r--r--libguile/strings.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libguile/strings.c b/libguile/strings.c
index bf7266e4e..87ced8f21 100644
--- a/libguile/strings.c
+++ b/libguile/strings.c
@@ -407,8 +407,8 @@ scm_i_c_make_symbol (const char *name, size_t len,
SCM buf = make_stringbuf (len);
memcpy (STRINGBUF_CHARS (buf), name, len);
- return scm_double_cell (scm_tc7_symbol | flags, SCM_UNPACK (buf),
- (scm_t_bits) hash, SCM_UNPACK (props));
+ return scm_immutable_double_cell (scm_tc7_symbol | flags, SCM_UNPACK (buf),
+ (scm_t_bits) hash, SCM_UNPACK (props));
}
/* Return a new symbol that uses the LEN bytes pointed to by NAME as its