2 files changed, 3 insertions, 6 deletions

diff --git a/src/ldo.js b/src/ldo.js
index 57400ab..f7a8d8f 100644
--- a/src/ldo.js
+++ b/src/ldo.js
@@ -89,8 +89,7 @@ const luaD_precall = function(L, off, nresults) {
             ci.nresults = nresults;
             ci.func = func;
             ci.l_base = base;
-            ci.top = base + fsize;
-            L.top = ci.top;
+            L.top = ci.top = base + fsize;
             ci.l_savedpc = p.code;
             ci.pcOff = 0;
             ci.callstatus = lstate.CIST_LUA;
diff --git a/src/lvm.js b/src/lvm.js
index 7483738..fb32c91 100644
--- a/src/lvm.js
+++ b/src/lvm.js
@@ -489,14 +489,12 @@ const luaV_execute = function(L) {
                         L.stack[ofuncOff + aux] = L.stack[nfuncOff + aux];
                     oci.func = nci.func;
                     oci.l_base = ofuncOff + (nci.l_base - nfuncOff);
-                    L.top = ofuncOff + (L.top - nfuncOff);
-                    oci.top = L.top;
+                    oci.top = L.top = ofuncOff + (L.top - nfuncOff);
                     oci.l_savedpc = nci.l_savedpc;
                     oci.pcOff = nci.pcOff;
                     oci.callstatus |= lstate.CIST_TAIL;
                     oci.next = null;
-                    L.ci = oci;
-                    ci = L.ci;
+                    ci = L.ci = oci;
                     L.ciOff--;
 
                     assert(L.top === oci.l_base + L.stack[ofuncOff].value.p.maxstacksize);