[turbofan] Add missing deopt for the assignment in the for-in statement.

src/ppc/full-codegen-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
@@ skipping 1199 matching lines @@
   __ beq(loop_statement.continue_label());
 
   // Update the 'each' property or variable from the possibly filtered
   // entry in register r6.
   __ bind(&update_each);
   __ mr(result_register(), r6);
   // Perform the assignment as if via '='.
   {
     EffectContext context(this);
     EmitAssignment(stmt->each());
+    PrepareForBailoutForId(stmt->AssignmentId(), NO_REGISTERS);
   }
 
   // Generate code for the body of the loop.
   Visit(stmt->body());
 
   // Generate code for the going to the next element by incrementing
   // the index (smi) stored on top of the stack.
   __ bind(loop_statement.continue_label());
   __ pop(r3);
   __ AddSmiLiteral(r3, r3, Smi::FromInt(1), r0);
@@ skipping 4053 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }
 }  // namespace v8::internal
 #endif  // V8_TARGET_ARCH_PPC