diff -up which-2.21/tilde/tilde.c.me which-2.21/tilde/tilde.c

--- which-2.21/tilde/tilde.c.me	2018-07-23 14:32:47.002225732 +0200

+++ which-2.21/tilde/tilde.c	2018-07-23 14:49:06.363623898 +0200

@@ -196,7 +196,8 @@ tilde_expand (string)

   int result_size, result_index;

   result_index = result_size = 0;

-  if (result = strchr (string, '~'))

+  result = strchr (string, '~');

+  if (result)

     result = (char *)xmalloc (result_size = (strlen (string) + 16));

   else

     result = (char *)xmalloc (result_size = (strlen (string) + 1));

diff -up which-2.21/which.c.me which-2.21/which.c

diff -up which-2.21/which.c.me which-2.21/which.c

--- which-2.21/which.c.me	2018-07-23 15:09:04.355222509 +0200

+++ which-2.21/which.c	2018-07-25 14:57:43.696309701 +0200

@@ -671,6 +671,9 @@ int main(int argc, char *argv[])

     }

   }

+  if (abs_path)

+    free(abs_path);

+

   return fail_count;

 }