Fix line number for relocated bytecode after closure fixup.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/lj_parse.c b/src/lj_parse.c
index 7ff7d728..882399c7 100644
--- a/src/lj_parse.c
+++ b/src/lj_parse.c
@@ -1555,7 +1555,9 @@ static void fs_fixup_ret(FuncState *fs)
       switch (bc_op(ins)) {
       case BC_CALLMT: case BC_CALLT:
       case BC_RETM: case BC_RET: case BC_RET0: case BC_RET1:
-        offset = bcemit_INS(fs, ins)-(pc+1)+BCBIAS_J;  /* Copy return ins. */
+        offset = bcemit_INS(fs, ins);  /* Copy original instruction. */
+        fs->bcbase[offset].line = fs->bcbase[pc].line;
+        offset = offset-(pc+1)+BCBIAS_J;
         if (offset > BCMAX_D)
           err_syntax(fs->ls, LJ_ERR_XFIXUP);
         /* Replace with UCLO plus branch. */