diff options
Diffstat (limited to 'vm_backtrace.c')
| -rw-r--r-- | vm_backtrace.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/vm_backtrace.c b/vm_backtrace.c index 74a9df2ed0..4a0cc304b2 100644 --- a/vm_backtrace.c +++ b/vm_backtrace.c @@ -1357,8 +1357,8 @@ rb_profile_frame_full_label(VALUE frame) else { long label_length = RSTRING_LEN(label); long base_label_length = RSTRING_LEN(base_label); - VALUE prefix = rb_str_new(RSTRING_PTR(label), label_length - base_label_length); + int prefix_len = rb_long2int(label_length - base_label_length); - return rb_sprintf("%"PRIsVALUE"%"PRIsVALUE, prefix, qualified_method_name); + return rb_sprintf("%.*s%"PRIsVALUE, prefix_len, RSTRING_PTR(label), qualified_method_name); } } |