[interpreter, debugger] add some missing statement positions.

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index c4026b59ec1659c024f231fca7d6a561b6c39a72..ee7da67db2ed4ad56c3666dabd405c6268cbe1b0 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -871,11 +871,13 @@ void BytecodeGenerator::VisitSloppyBlockFunctionStatement(
 
 
 void BytecodeGenerator::VisitContinueStatement(ContinueStatement* stmt) {
+  builder()->SetStatementPosition(stmt);
   execution_control()->Continue(stmt->target());
 }
 
 
 void BytecodeGenerator::VisitBreakStatement(BreakStatement* stmt) {
+  builder()->SetStatementPosition(stmt);
   execution_control()->Break(stmt->target());
 }
 
@@ -888,6 +890,7 @@ void BytecodeGenerator::VisitReturnStatement(ReturnStatement* stmt) {
 
 
 void BytecodeGenerator::VisitWithStatement(WithStatement* stmt) {
+  builder()->SetStatementPosition(stmt);
   VisitForAccumulatorValue(stmt->expression());
   builder()->CastAccumulatorToJSObject();
   VisitNewLocalWithContext();
@@ -903,6 +906,8 @@ void BytecodeGenerator::VisitSwitchStatement(SwitchStatement* stmt) {
   ControlScopeForBreakable scope(this, stmt, &switch_builder);
   int default_index = -1;
 
+  builder()->SetStatementPosition(stmt);
+
   // Keep the switch value in a register until a case matches.
   Register tag = VisitForRegisterValue(stmt->tag());
 
@@ -957,6 +962,7 @@ void BytecodeGenerator::VisitIterationBody(IterationStatement* stmt,
 }
 
 void BytecodeGenerator::VisitDoWhileStatement(DoWhileStatement* stmt) {
+  builder()->SetStatementPosition(stmt);
   LoopBuilder loop_builder(builder());
   loop_builder.LoopHeader();
   if (stmt->cond()->ToBooleanIsFalse()) {
@@ -969,6 +975,7 @@ void BytecodeGenerator::VisitDoWhileStatement(DoWhileStatement* stmt) {
   } else {
     VisitIterationBody(stmt, &loop_builder);
     loop_builder.Condition();
+    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.JumpToHeaderIfTrue();
   }
@@ -985,6 +992,7 @@ void BytecodeGenerator::VisitWhileStatement(WhileStatement* stmt) {
   loop_builder.LoopHeader();
   loop_builder.Condition();
   if (!stmt->cond()->ToBooleanIsTrue()) {
+    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.BreakIfFalse();
   }
@@ -996,6 +1004,7 @@ void BytecodeGenerator::VisitWhileStatement(WhileStatement* stmt) {
 
 void BytecodeGenerator::VisitForStatement(ForStatement* stmt) {
   if (stmt->init() != nullptr) {
+    builder()->SetStatementPosition(stmt->init());
     Visit(stmt->init());
   }
   if (stmt->cond() && stmt->cond()->ToBooleanIsFalse()) {
@@ -1008,12 +1017,14 @@ void BytecodeGenerator::VisitForStatement(ForStatement* stmt) {
   loop_builder.LoopHeader();
   loop_builder.Condition();
   if (stmt->cond() && !stmt->cond()->ToBooleanIsTrue()) {
+    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.BreakIfFalse();
   }
   VisitIterationBody(stmt, &loop_builder);
   if (stmt->next() != nullptr) {
     loop_builder.Next();
+    builder()->SetStatementPosition(stmt->next());
     Visit(stmt->next());
   }
   loop_builder.JumpToHeader();
@@ -1106,6 +1117,7 @@ void BytecodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   BytecodeLabel subject_null_label, subject_undefined_label;
 
   // Prepare the state for executing ForIn.
+  builder()->SetExpressionAsStatementPosition(stmt->subject());
   VisitForAccumulatorValue(stmt->subject());
   builder()->JumpIfUndefined(&subject_undefined_label);
   builder()->JumpIfNull(&subject_null_label);
@@ -1135,6 +1147,7 @@ void BytecodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   FeedbackVectorSlot slot = stmt->ForInFeedbackSlot();
   builder()->ForInNext(receiver, index, cache_type, feedback_index(slot));
   loop_builder.ContinueIfUndefined();
+  builder()->SetExpressionAsStatementPosition(stmt->each());
   VisitForInAssignment(stmt->each(), stmt->EachFeedbackSlot());
   VisitIterationBody(stmt, &loop_builder);
   loop_builder.Next();
@@ -1155,6 +1168,7 @@ void BytecodeGenerator::VisitForOfStatement(ForOfStatement* stmt) {
 
   loop_builder.LoopHeader();
   loop_builder.Next();
+  builder()->SetExpressionAsStatementPosition(stmt->next_result());
   VisitForEffect(stmt->next_result());
   VisitForAccumulatorValue(stmt->result_done());
   loop_builder.BreakIfTrue();