FFI: Compile ffi.sizeof(), ffi.alignof() and ffi.offsetof().

1 files changed, 11 insertions, 1 deletions

diff --git a/src/lj_record.c b/src/lj_record.c
index 956f3bed..ea391bf1 100644
--- a/src/lj_record.c
+++ b/src/lj_record.c
@@ -1654,13 +1654,23 @@ void lj_record_ins(jit_State *J)
     case LJ_POST_FIXBOOL:
       if (!tvistruecond(&J2G(J)->tmptv2)) {
         BCReg s;
+        TValue *tv = J->L->base;
         for (s = 0; s < J->maxslot; s++)  /* Fixup stack slot (if any). */
-          if (J->base[s] == TREF_TRUE && tvisfalse(&J->L->base[s])) {
+          if (J->base[s] == TREF_TRUE && tvisfalse(&tv[s])) {
             J->base[s] = TREF_FALSE;
             break;
           }
       }
       break;
+    case LJ_POST_FIXCONST:
+      {
+        BCReg s;
+        TValue *tv = J->L->base;
+        for (s = 0; s < J->maxslot; s++)  /* Constify stack slots (if any). */
+          if (J->base[s] == TREF_NIL && !tvisnil(&tv[s]))
+            J->base[s] = lj_record_constify(J, &tv[s]);
+      }
+      break;
     case LJ_POST_FFRETRY:  /* Suppress recording of retried fast function. */
       if (bc_op(*J->pc) >= BC__MAX)
         return;