patch 8.2.2188: Vim9: crash when calling global function from :def function Commit: https://github.com/vim/vim/commit/cd45ed03bfdd7fac53d562ad402df74bd26e7754 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 22 17:35:54 2020 +0100 patch 8.2.2188: Vim9: crash when calling global function from :def function Problem: Vim9: crash when calling global function from :def function. Solution: Set the outer context. Define the partial for the context on the original function. Use a refcount to keep track of which ufunc is using a dfunc. (closes #7525)

--- a/src/structs.h
+++ b/src/structs.h
@@ -1363,6 +1363,7 @@ typedef struct jsonq_S jsonq_T;
 typedef struct cbq_S cbq_T;
 typedef struct channel_S channel_T;
 typedef struct cctx_S cctx_T;
+typedef struct ectx_S ectx_T;
 
 typedef enum
 {