patch 8.2.4754: using cached values after unsetting some environment variables
Problem: Still using cached values after unsetting some known environment
variables.
Solution: Take care of the side effects. (closes #10194)
diff --git a/src/evalvars.c b/src/evalvars.c
index 4690d1a..8f8df0c 100644
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -1795,7 +1795,7 @@
// Environment variable, normal name or expanded name.
if (*lp->ll_name == '$')
- vim_unsetenv(lp->ll_name + 1);
+ vim_unsetenv_ext(lp->ll_name + 1);
else if (do_unlet(lp->ll_name, forceit) == FAIL)
ret = FAIL;
*name_end = cc;