From eb7091182606af6f3fafa9f6ebb4a003aec1bea2 Mon Sep 17 00:00:00 2001
From: mattias <nc-gaertnma@netcologne.de>
Date: Sat, 24 May 2014 01:51:39 +0000
Subject: [PATCH] IDE: test compiler options: clear messages

git-svn-id: trunk@45159 -
---
 ide/checkcompileropts.pas | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ide/checkcompileropts.pas b/ide/checkcompileropts.pas
index c49582b035..ffd89916e0 100644
--- a/ide/checkcompileropts.pas
+++ b/ide/checkcompileropts.pas
@@ -40,7 +40,7 @@ uses
   CodeToolsStructs,
   // IDEIntf
   ProjectIntf, MacroIntf, IDEExternToolIntf, LazIDEIntf, IDEDialogs,
-  PackageIntf,
+  PackageIntf, IDEMsgIntf,
   // IDE
   Project, PackageSystem, ExtToolEditDlg, IDEProcs, EnvironmentOpts,
   LazarusIDEStrConsts, PackageDefs, CompilerOptions, TransferMacros, LazConf;
@@ -872,9 +872,10 @@ begin
   CompilerFiles:=nil;
   Target_PPUs:=nil;
   FPC_PPUs:=nil;
+  IDEMessagesWindow.Clear;
   Screen.Cursor:=crHourGlass;
   try
-    // do not confuse the user with cached data
+    // make sure there is no invalid cache due to bugs
     InvalidateFileStateCache();
 
     // check for special characters in search paths