Fix labeled continue regression in test262 tests

Remove the conditional labeled continue processing from loop statements.
The LabelledStatementNode correctly handles all labeled continues after the
labeled statement completes. Loops should only handle their own regular
(unlabeled) continues.

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
Signed-off-by: Seonghyun Kim <sh8281.kim@samsung.com>

Author: ksh8281

src/parser/ast/DoWhileStatementNode.h

@@ -67,11 +67,6 @@ class DoWhileStatementNode : public StatementNode {
         size_t doEnd = codeBlock->currentCodeSize();
         newContext.consumeContinuePositions(codeBlock, testPos, newContext.tryCatchWithBlockStatementCount());
 
-        // Consume labeled continues targeting THIS loop with proper morphing (Issue #1571)
-        if (context->m_currentLoopLabel) {
-            newContext.consumeLabelledContinuePositions(codeBlock, testPos, context->m_currentLoopLabel, newContext.tryCatchWithBlockStatementCount());
-        }
-
         newContext.consumeBreakPositions(codeBlock, doEnd, newContext.tryCatchWithBlockStatementCount());
         newContext.m_positionToContinue = testPos;
         newContext.propagateInformationTo(*context);

src/parser/ast/ForInOfStatementNode.h

@@ -373,12 +373,6 @@ class ForInOfStatementNode : public StatementNode {
         newContext.consumeContinuePositions(codeBlock, continuePosition, newContext.tryCatchWithBlockStatementCount());
         newContext.m_positionToContinue = continuePosition;
 
-        // Consume labeled continues targeting THIS loop with proper morphing (Issue #1571)
-        // This ensures iterator cleanup and environment unwinding are properly sequenced
-        if (context->m_currentLoopLabel) {
-            newContext.consumeLabelledContinuePositions(codeBlock, continuePosition, context->m_currentLoopLabel, newContext.tryCatchWithBlockStatementCount());
-        }
-
         if (!m_forIn) {
             TryStatementNode::generateTryStatementBodyEndByteCode(codeBlock, &newContext, this, forOfTryStatementContext);
             TryStatementNode::generateTryFinalizerStatementStartByteCode(codeBlock, &newContext, this, forOfTryStatementContext, true);

src/parser/ast/ForStatementNode.h

@@ -206,12 +206,6 @@ class ForStatementNode : public StatementNode {
         newContext.consumeContinuePositions(codeBlock, updatePosition, newContext.tryCatchWithBlockStatementCount());
         newContext.m_positionToContinue = updatePosition;
 
-        // Consume labeled continues targeting THIS loop with proper morphing (Issue #1571)
-        // This ensures continues inside allocated blocks are properly unwound via JumpComplexCase
-        if (context->m_currentLoopLabel) {
-            newContext.consumeLabelledContinuePositions(codeBlock, updatePosition, context->m_currentLoopLabel, newContext.tryCatchWithBlockStatementCount());
-        }
-
         if (m_iterationLexicalBlockIndex != LEXICAL_BLOCK_INDEX_MAX) {
             InterpretedCodeBlock::BlockInfo* bi = codeBlock->m_codeBlock->blockInfo(m_iterationLexicalBlockIndex);
             codeBlock->finalizeLexicalBlock(&newContext, iterationBlockContext);

src/parser/ast/WhileStatementNode.h

@@ -81,11 +81,6 @@ class WhileStatementNode : public StatementNode {
         codeBlock->pushCode(Jump(ByteCodeLOC(m_loc.index), whileStart), &newContext, this->m_loc.index);
         newContext.consumeContinuePositions(codeBlock, whileStart, newContext.tryCatchWithBlockStatementCount());
 
-        // Consume labeled continues targeting THIS loop with proper morphing (Issue #1571)
-        if (context->m_currentLoopLabel) {
-            newContext.consumeLabelledContinuePositions(codeBlock, whileStart, context->m_currentLoopLabel, newContext.tryCatchWithBlockStatementCount());
-        }
-
         size_t whileEnd = codeBlock->currentCodeSize();
         newContext.consumeBreakPositions(codeBlock, whileEnd, newContext.tryCatchWithBlockStatementCount());
         if (testPos != SIZE_MAX)