patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts commit https://github.com/vim/vim/commit/c799fe206e61f2e2c1231bc46cbe4bb354f3da69 Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 28 23:08:19 2019 +0200 patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts Problem: Alloc() returning "char_u *" causes a lot of type casts. Solution: Have it return "void *". (Mike Williams) Define ALLOC_ONE() to check the simple allocations.

--- a/src/crypt_zip.c
+++ b/src/crypt_zip.c
@@ -90,7 +90,7 @@ crypt_zip_init(
     char_u	*p;
     zip_state_T	*zs;
 
-    zs = (zip_state_T *)alloc(sizeof(zip_state_T));
+    zs = ALLOC_ONE(zip_state_T);
     if (zs == NULL)
 	return FAIL;
     state->method_state = zs;