Qmake rcc.exe problem for qrc fles

[daorus]

Windows Xp sp 3, qt 4.7.2

> mkdir test
> cd test
> echo > a.cpp
> echo > a.qrc
> qmake -project -o a.pro
> mkdir a
> move a.pro a/a.pro
> qmake a/a.pro
.../rcc.exe: File does not exist 'a.qrc'

> mkdir test
> cd test
> echo > a.cpp
> echo > a.qrc
> qmake -project -o a.pro
> mkdir a
> move a.pro a/a.pro
> qmake a/a.pro
.../rcc.exe: File does not exist 'a.qrc'

To copy to clipboard, switch view to plain text mode 

Despite the error make file generated ok and compiled ok too. The problem is the warning itself - just annoying, cause qrc is there, but it says - it doesn't.

This case for with subfolder is how the qmake used under IDE make.