From 6823e15cf08c68ca67f688159536f7a506d1969e Mon Sep 17 00:00:00 2001
From: liu fengyun <liu@fengy.me>
Date: Mon, 6 Feb 2017 14:51:24 +0100
Subject: fix #1484: position of while incorrect in debug

---
 compiler/src/dotty/tools/dotc/ast/Desugar.scala | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'compiler/src/dotty/tools/dotc/ast')

diff --git a/compiler/src/dotty/tools/dotc/ast/Desugar.scala b/compiler/src/dotty/tools/dotc/ast/Desugar.scala
index eda4a12dc..e3102fda2 100644
--- a/compiler/src/dotty/tools/dotc/ast/Desugar.scala
+++ b/compiler/src/dotty/tools/dotc/ast/Desugar.scala
@@ -991,12 +991,12 @@ object desugar {
         else Apply(ref(tupleTypeRef.classSymbol.companionModule.valRef), ts)
       case WhileDo(cond, body) =>
         // { <label> def while$(): Unit = if (cond) { body; while$() } ; while$() }
-        val call = Apply(Ident(nme.WHILE_PREFIX), Nil)
+        val call = Apply(Ident(nme.WHILE_PREFIX), Nil).withPos(tree.pos)
         val rhs = If(cond, Block(body, call), unitLiteral)
         labelDefAndCall(nme.WHILE_PREFIX, rhs, call)
       case DoWhile(body, cond) =>
         // { label def doWhile$(): Unit = { body; if (cond) doWhile$() } ; doWhile$() }
-        val call = Apply(Ident(nme.DO_WHILE_PREFIX), Nil)
+        val call = Apply(Ident(nme.DO_WHILE_PREFIX), Nil).withPos(tree.pos)
         val rhs = Block(body, If(cond, call, unitLiteral))
         labelDefAndCall(nme.DO_WHILE_PREFIX, rhs, call)
       case ForDo(enums, body) =>
-- 
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