From f67a2b88d7e8780f4ae81419338004b6fd781567 Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Mon, 19 Mar 2018 15:51:02 +0100
Subject: Part 2: Call NameFunctions after emitting

Issue #78
---
 js/src/frontend/BytecodeCompiler.cpp | 27 +++++++++++++++------------
 js/src/frontend/BytecodeEmitter.cpp  |  2 --
 2 files changed, 15 insertions(+), 14 deletions(-)

(limited to 'js')

diff --git a/js/src/frontend/BytecodeCompiler.cpp b/js/src/frontend/BytecodeCompiler.cpp
index 3fbfdaa1a..76afe80b1 100644
--- a/js/src/frontend/BytecodeCompiler.cpp
+++ b/js/src/frontend/BytecodeCompiler.cpp
@@ -336,10 +336,10 @@ BytecodeCompiler::compileScript(HandleObject environment, SharedContext* sc)
                 if (!deoptimizeArgumentsInEnclosingScripts(cx->asJSContext(), environment))
                     return nullptr;
             }
-            if (!NameFunctions(cx, pn))
-                return nullptr;
             if (!emitter->emitScript(pn))
                 return nullptr;
+            if (!NameFunctions(cx, pn))
+                return nullptr;
             parser->handler.freeTree(pn);
 
             break;
@@ -397,15 +397,15 @@ BytecodeCompiler::compileModule()
     if (!pn)
         return nullptr;
 
-    if (!NameFunctions(cx, pn))
-        return nullptr;
-
     Maybe<BytecodeEmitter> emitter;
     if (!emplaceEmitter(emitter, &modulesc))
         return nullptr;
     if (!emitter->emitScript(pn->pn_body))
         return nullptr;
 
+    if (!NameFunctions(cx, pn))
+        return nullptr;
+
     parser->handler.freeTree(pn);
 
     if (!builder.initModule())
@@ -453,9 +453,6 @@ BytecodeCompiler::compileStandaloneFunction(MutableHandleFunction fun,
             return false;
     } while (!fn);
 
-    if (!NameFunctions(cx, fn))
-        return false;
-
     if (fn->pn_funbox->function()->isInterpreted()) {
         MOZ_ASSERT(fun == fn->pn_funbox->function());
 
@@ -472,6 +469,9 @@ BytecodeCompiler::compileStandaloneFunction(MutableHandleFunction fun,
         MOZ_ASSERT(IsAsmJSModule(fun));
     }
 
+    if (!NameFunctions(cx, fn))
+        return false;
+
     if (!maybeCompleteCompressSource())
         return false;
 
@@ -646,9 +646,6 @@ frontend::CompileLazyFunction(JSContext* cx, Handle<LazyScript*> lazy, const cha
     if (!pn)
         return false;
 
-    if (!NameFunctions(cx, pn))
-        return false;
-
     RootedScriptSource sourceObject(cx, lazy->sourceObject());
     MOZ_ASSERT(sourceObject);
 
@@ -667,7 +664,13 @@ frontend::CompileLazyFunction(JSContext* cx, Handle<LazyScript*> lazy, const cha
     if (!bce.init())
         return false;
 
-    return bce.emitFunctionScript(pn->pn_body);
+    if (!bce.emitFunctionScript(pn->pn_body))
+        return false;
+
+    if (!NameFunctions(cx, pn))
+        return false;
+
+    return true;
 }
 
 bool
diff --git a/js/src/frontend/BytecodeEmitter.cpp b/js/src/frontend/BytecodeEmitter.cpp
index 205bbf3d9..457218178 100644
--- a/js/src/frontend/BytecodeEmitter.cpp
+++ b/js/src/frontend/BytecodeEmitter.cpp
@@ -4539,8 +4539,6 @@ BytecodeEmitter::setOrEmitSetFunName(ParseNode* maybeFun, HandleAtom name,
         RootedAtom funName(cx, NameToFunctionName(cx, name, prefixKind));
         if (!funName)
             return false;
-        if (fun->hasGuessedAtom())
-            fun->clearGuessedAtom();
         fun->setCompileTimeName(name);
         return true;
     }
-- 
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