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[src/trunk]: src/usr.bin/make make(1): document memory handling in ApplyModif...
details: https://anonhg.NetBSD.org/src/rev/073068a3b2bd
branches: trunk
changeset: 948185:073068a3b2bd
user: rillig <rillig%NetBSD.org@localhost>
date: Sun Dec 20 11:38:51 2020 +0000
description:
make(1): document memory handling in ApplyModifiers
diffstat:
usr.bin/make/var.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diffs (28 lines):
diff -r bfd821e483eb -r 073068a3b2bd usr.bin/make/var.c
--- a/usr.bin/make/var.c Sun Dec 20 11:11:34 2020 +0000
+++ b/usr.bin/make/var.c Sun Dec 20 11:38:51 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: var.c,v 1.740 2020/12/20 10:59:21 rillig Exp $ */
+/* $NetBSD: var.c,v 1.741 2020/12/20 11:38:51 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
@@ -131,7 +131,7 @@
#include "metachar.h"
/* "@(#)var.c 8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: var.c,v 1.740 2020/12/20 10:59:21 rillig Exp $");
+MAKE_RCSID("$NetBSD: var.c,v 1.741 2020/12/20 11:38:51 rillig Exp $");
/* A string that may need to be freed after use. */
typedef struct FStr {
@@ -3596,7 +3596,8 @@
if (st.newVal != st.val) {
if (*inout_freeIt != NULL) {
- free(st.val);
+ assert(*inout_freeIt == st.val);
+ free(*inout_freeIt);
*inout_freeIt = NULL;
}
st.val = st.newVal;
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