PPC: Handle the case when derived constructor is [[Call]]ed with 0 args.

src/ppc/code-stubs-ppc.cc

Index: src/ppc/code-stubs-ppc.cc
diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index abcad08f35160815a94ecf827a02e46432dbd5b2..583c368b798e7925236c4ee29c490e8fc03fae90 100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -1980,8 +1980,12 @@ void ArgumentsAccessStub::GenerateNewStrict(MacroAssembler* masm) {
   __ bind(&adaptor_frame);
   __ LoadP(r4, MemOperand(r5, ArgumentsAdaptorFrameConstants::kLengthOffset));
   if (has_new_target()) {
+    __ CmpSmiLiteral(r4, Smi::FromInt(0), r0);
+    Label skip_decrement;
+    __ beq(&skip_decrement);
     // Subtract 1 from smi-tagged arguments count.
     __ SubSmiLiteral(r4, r4, Smi::FromInt(1), r0);
+    __ bind(&skip_decrement);
   }
   __ StoreP(r4, MemOperand(sp, 0));
   __ SmiToPtrArrayOffset(r6, r4);