patch 8.2.2205: Vim9: memory leak when parsing lambda fails
Problem: Vim9: memory leak when parsing lambda fails.
Solution: Clear growarrays.
diff --git a/src/userfunc.c b/src/userfunc.c
index 4da1dc0..f9f302a 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -523,7 +523,11 @@
types_optional ? &argtypes : NULL, types_optional,
NULL, NULL, TRUE, NULL, NULL);
if (ret == FAIL || skip_arrow(s, equal_arrow) == NULL)
+ {
+ if (types_optional)
+ ga_clear_strings(&argtypes);
return NOTDONE;
+ }
// Parse the arguments again.
if (evaluate)
@@ -535,7 +539,11 @@
types_optional ? &argtypes : NULL, types_optional,
&varargs, NULL, FALSE, NULL, NULL);
if (ret == FAIL || (*arg = skip_arrow(*arg, equal_arrow)) == NULL)
+ {
+ if (types_optional)
+ ga_clear_strings(&argtypes);
return NOTDONE;
+ }
// Set up a flag for checking local variables and arguments.
if (evaluate)