diff --git a/ide/checkcompileropts.pas b/ide/checkcompileropts.pas
index 4ddef1b6f2..5b26226b23 100644
--- a/ide/checkcompileropts.pas
+++ b/ide/checkcompileropts.pas
@@ -391,8 +391,8 @@ begin
   try
     // create compiler command line options
     CmdLineParams:=Options.MakeOptionsString(BogusFilename,nil,
-                              [ccloAddVerboseAll,ccloDoNotAppendOutFileOption])
-                   +' '+BogusFilename;
+              [ccloAddVerboseAll,ccloDoNotAppendOutFileOption,cclAbsolutePaths])
+              +' '+BogusFilename;
 
     CompileTool:=TExternalToolOptions.Create;
     CompileTool.Title:=dlgCCOTestToolCompilingEmptyFile;
diff --git a/ide/compileroptions.pp b/ide/compileroptions.pp
index 5ccde8e80a..88affd4df4 100644
--- a/ide/compileroptions.pp
+++ b/ide/compileroptions.pp
@@ -2125,7 +2125,8 @@ begin
 
   // inherited Linker options
   if (not (ccloNoLinkerOpts in Flags)) then begin
-    InhLinkerOpts:=GetInheritedOption(icoLinkerOptions,true,coptParsed);
+    InhLinkerOpts:=GetInheritedOption(icoLinkerOptions,
+      not (cclAbsolutePaths in Flags),coptParsed);
     if InhLinkerOpts<>'' then
       switches := switches + ' ' + ConvertOptionsToCmdLine(' ','-k', InhLinkerOpts);
   end;
diff --git a/ide/main.pp b/ide/main.pp
index 8b3774d055..9046008766 100644
--- a/ide/main.pp
+++ b/ide/main.pp
@@ -9285,9 +9285,10 @@ begin
 
     CompilerFilename:=Project1.GetCompilerFilename;
     //DebugLn(['TMainIDE.DoBuildProject CompilerFilename="',CompilerFilename,'" CompilerPath="',Project1.CompilerOptions.CompilerPath,'"']);
+    // Note: use absolute paths, because some external tools resolve symlinked directories
     CompilerParams :=
-      Project1.CompilerOptions.MakeOptionsString(SrcFilename,nil,[]) + ' ' +
-      PrepareCmdLineOption(SrcFilename);
+      Project1.CompilerOptions.MakeOptionsString(SrcFilename,nil,[cclAbsolutePaths])
+             + ' ' + PrepareCmdLineOption(SrcFilename);
     //DebugLn('TMainIDE.DoBuildProject WorkingDir="',WorkingDir,'" SrcFilename="',SrcFilename,'" CompilerFilename="',CompilerFilename,'" CompilerParams="',CompilerParams,'"');
 
     // warn for ambiguous files
diff --git a/packager/packagesystem.pas b/packager/packagesystem.pas
index 10da2d86f1..7fec919651 100644
--- a/packager/packagesystem.pas
+++ b/packager/packagesystem.pas
@@ -2851,9 +2851,10 @@ begin
 
     SrcFilename:=APackage.GetSrcFilename;
     CompilerFilename:=APackage.GetCompilerFilename;
+    // Note: use absolute paths, because some external tools resolve symlinked directories
     CompilerParams:=APackage.CompilerOptions.MakeOptionsString(Globals,
-                               APackage.CompilerOptions.DefaultMakeOptionsFlags)
-                        +' '+CreateRelativePath(SrcFilename,APackage.Directory);
+            APackage.CompilerOptions.DefaultMakeOptionsFlags+[cclAbsolutePaths])
+            +' '+CreateRelativePath(SrcFilename,APackage.Directory);
     //DebugLn(['TLazPackageGraph.CompilePackage SrcFilename="',SrcFilename,'" CompilerFilename="',CompilerFilename,'" CompilerParams="',CompilerParams,'" TargetCPU=',Globals.TargetCPU,' TargetOS=',Globals.TargetOS]);
 
     // check if compilation is needed and if a clean build is needed