[libxml2] Fix mixed decls and code in timsort.h

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 5e986e3b3377a39d9f965297c15c748ea52fccf6
Author: Nick Wellnhofer <wellnhofer aevum de>
Date:   Sat Oct 21 15:09:33 2017 +0200

    Fix mixed decls and code in timsort.h

 timsort.h |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/timsort.h b/timsort.h
index 6772928..0c6346b 100644
--- a/timsort.h
+++ b/timsort.h
@@ -528,17 +528,17 @@ static __inline int PUSH_NEXT(SORT_TYPE *dst,
 }
 
 void TIM_SORT(SORT_TYPE *dst, const size_t size) {
-  /* don't bother sorting an array of size 1 */
-  if (size <= 1) {
-    return;
-  }
-
   size_t minrun;
   TEMP_STORAGE_T _store, *store;
   TIM_SORT_RUN_T run_stack[TIM_SORT_STACK_SIZE];
   size_t stack_curr = 0;
   size_t curr = 0;
 
+  /* don't bother sorting an array of size 1 */
+  if (size <= 1) {
+    return;
+  }
+
   if (size < 64) {
     BINARY_INSERTION_SORT(dst, size);
     return;