Patch 8.2.4937
Problem:    No test for what 8.2.4931 fixes.
Solution:   Add a test that triggers a valgrind error.
Files:      src/testdir/test_perl.vim


*** ../vim-8.2.4936/src/testdir/test_perl.vim   2021-05-10 22:49:34.772059900 
+0100
--- src/testdir/test_perl.vim   2022-05-10 21:05:30.795893667 +0100
***************
*** 308,313 ****
--- 308,323 ----
    %bw!
  endfunc
  
+ " This caused a memory error before issue #10386 was fixed
+ func Test_stack_usage_fix()
+    let script =<< CODE
+      " This will grow Perl's stack in first invocation
+      eval [0, 0]->map({ -> perleval("push@_,0..4096;0") })
+      q!
+ CODE
+    call RunVim([], script, '')
+ endfunc
+ 
  func Test_set_cursor()
    " Check that setting the cursor position works.
    new
*** ../vim-8.2.4936/src/version.c       2022-05-10 20:54:42.036080435 +0100
--- src/version.c       2022-05-10 21:09:41.004083746 +0100
***************
*** 748,749 ****
--- 748,751 ----
  {   /* Add new patch number below this line */
+ /**/
+     4937,
  /**/

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