From 47050a11d1da4ec4a4dcb63f6ab22493ed051af4 Mon Sep 17 00:00:00 2001
From: Stepan Koltsov <stepan.koltsov@jetbrains.com>
Date: Mon, 5 Dec 2011 02:15:14 +0400
Subject: [PATCH] KT-746 Fill LocalVariableTable with method parameter names

---
 .../jetbrains/jet/codegen/FunctionCodegen.java   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/FunctionCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/FunctionCodegen.java
index 35999f2461b..27d971944dd 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/FunctionCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/FunctionCodegen.java
@@ -78,6 +78,10 @@ public class FunctionCodegen {
             }
             if (!isAbstract && v.generateCode()) {
                 mv.visitCode();
+                
+                Label methodBegin = new Label();
+                mv.visitLabel(methodBegin);
+                
                 FrameMap frameMap = context.prepareFrame();
 
                 ExpressionCodegen codegen = new ExpressionCodegen(mv, frameMap, jvmSignature.getReturnType(), context, state);
@@ -126,6 +130,18 @@ public class FunctionCodegen {
 
                     codegen.returnExpression(bodyExpressions);
                 }
+                
+                Label methodEnd = new Label();
+                mv.visitLabel(methodEnd);
+
+                // http://youtrack.jetbrains.net/issue/KT-746
+                // Fill LocalVariableTable with method parameter names
+                for (int i = 0; i < paramDescrs.size(); i++) {
+                    ValueParameterDescriptor parameter = paramDescrs.get(i);
+                    Type type = state.getTypeMapper().mapType(parameter.getOutType());
+                    // TODO: specify signature
+                    mv.visitLocalVariable(parameter.getName(), type.getDescriptor(), null, methodBegin, methodEnd, i + add);
+                }
 
                 mv.visitMaxs(0, 0);
                 mv.visitEnd();