Remove MIN_PRE_ALLOC_SIZE from Strings.

This optimisation is no longer helpful now that we use VWA to allocate
strings in larger size pools where they can be embedded.

1 files changed, 4 insertions, 13 deletions

diff --git a/string.c b/string.c
index 295871e526..70dc9c485f 100644
--- a/string.c
+++ b/string.c
@@ -3340,28 +3340,19 @@ rb_str_append(VALUE str, VALUE str2)
     return rb_str_buf_append(str, str2);
 }
 
-#define MIN_PRE_ALLOC_SIZE 48
-
 MJIT_FUNC_EXPORTED VALUE
 rb_str_concat_literals(size_t num, const VALUE *strary)
 {
     VALUE str;
-    size_t i, s;
-    long len = 1;
+    size_t i, s = 0;
+    unsigned long len = 1;
 
     if (UNLIKELY(!num)) return rb_str_new(0, 0);
     if (UNLIKELY(num == 1)) return rb_str_resurrect(strary[0]);
 
     for (i = 0; i < num; ++i) { len += RSTRING_LEN(strary[i]); }
-    if (LIKELY(len < MIN_PRE_ALLOC_SIZE)) {
-        str = rb_str_resurrect(strary[0]);
-        s = 1;
-    }
-    else {
-        str = rb_str_buf_new(len);
-        rb_enc_copy(str, strary[0]);
-        s = 0;
-    }
+    str = rb_str_buf_new(len);
+    str_enc_copy(str, strary[0]);
 
     for (i = s; i < num; ++i) {
         const VALUE v = strary[i];