From: Jérémie Astor <fennecdjay@gmail.com>
Date: Thu, 18 Nov 2021 16:55:50 +0000 (+0100)
Subject: :art: Improve string slices
X-Git-Tag: nightly~403
X-Git-Url: http://10.10.0.4:5575/?a=commitdiff_plain;h=08e972d0799af17da43db2fb56bbfabdaac11400;p=gwion.git

:art: Improve string slices
---

diff --git a/src/lib/string.c b/src/lib/string.c
index e5a5287b..60559940 100644
--- a/src/lib/string.c
+++ b/src/lib/string.c
@@ -87,13 +87,13 @@ static INSTR(StringSlice) {
     return;
   }
   const m_int  op = start < end ? 1 : -1;
-  const m_uint sz = op > 0 ? end - start : start - end;
+  const m_uint sz = (op > 0 ? end - start : start - end) + 1;
   if(sz >= SIZE_MAX/SZ_INT) {
     handle(shred, "SliceTooBig");
     return;
   }
   char         c[sz + 1];
-  for (m_int i = start, j = 0; i != end; i += op, ++j) c[j] = str[i];
+  for (m_int i = start, j = 0; j < (m_int)sz; i += op, ++j) c[j] = str[i];
   c[sz]                     = '\0';
   *(M_Object *)REG(-SZ_INT) = new_string(shred->info->vm->gwion, c);
 }