Fixes https://bugs.busybox.net/show_bug.cgi?id=15865
Signed-off-by: Natanael Copa <nc...@alpinelinux.org>
---
editors/awk.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/editors/awk.c b/editors/awk.c
index 0981c6735..122376935 100644
--- a/editors/awk.c
+++ b/editors/awk.c
@@ -2981,10 +2981,6 @@ static var *evaluate(node *op, var *res)
/* yes, remember where Fields[] is */
old_Fields_ptr = Fields;
}
- if (opinfo & OF_STR1) {
- L.s = getvar_s(L.v);
- debug_printf_eval("L.s:'%s'\n", L.s);
- }
if (opinfo & OF_NUM1) {
L_d = getvar_i(L.v);
debug_printf_eval("L_d:%f\n", L_d);
@@ -3014,6 +3010,14 @@ static var *evaluate(node *op, var *res)
}
}
+ /* Must get L.s after R.v is evaluated in case it realloc's L.v.
+ * eg: x = (v = "abc", gsub("b", "X", v));
+ */
+ if ((opinfo & OF_RES1) && (opinfo & OF_STR1)) {
+ L.s = getvar_s(L.v);
+ debug_printf_eval("L.s:'%s'\n", L.s);
+ }
+
debug_printf_eval("switch(0x%x)\n", XC(opinfo & OPCLSMASK));
switch (XC(opinfo & OPCLSMASK)) {
--
2.45.1
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