[flext] static_cast error in flbuf.cpp when compiling flext

[sylvain le groux]

Hi,
I get the following errors when trying to compile flext for Max on OS X 10.5.8. with gcc-4.0. 
Any idea what I should try to do ?

g++ -c -ffast-math -mmacosx-version-min=10.4 -O2   -fvisibility-inlines-hidden -arch ppc -
mcpu=G4 -faltivec    -DFLEXT_USE_SIMD -DNDEBUG -DFLEXT_EXPORTS -DFLEXT_SYS=1 -I max-
darwin/release-single -I/Applications/Max5/MaxSDK-5.1.1/c74support/max-includes -
I/Applications/Max5/MaxSDK-5.1.1/c74support/jit-includes -I/Applications/Max5/MaxSDK-
5.1.1/c74support/msp-includes -I/usr/local/include/stk source/flbuf.cpp -o max-darwin/release-
single/flbuf.opp_ppc
source/flbuf.cpp: In member function 'int flext_single::buffer::Set(const t_symbol*, bool)':
source/flbuf.cpp:143: error: invalid static_cast from type 'float* const' to type 
'flext_single::buffer::Element*'
source/flbuf.cpp: In member function 'bool flext_single::buffer::Update()':
source/flbuf.cpp:191: error: invalid static_cast from type 'float* const' to type 
'flext_single::buffer::Element*'
source/flbuf.cpp: In member function 'void flext_single::buffer::Frames(int, bool, bool)':
source/flbuf.cpp:279: error: no matching function for call to 'flext_single::CopySamples(t_sample*&, 
flext_single::buffer::Element*&, int&)'
source/flsupport.h:422: note: candidates are: static void flext_single::CopySamples(t_sample*, const 
t_sample*, int)
source/flbuf.cpp:295: error: no matching function for call to 
'flext_single::CopySamples(flext_single::buffer::Element*&, t_sample*&, int&)'
source/flsupport.h:422: note: candidates are: static void flext_single::CopySamples(t_sample*, const 
t_sample*, int)
source/flbuf.cpp:297: error: no matching function for call to 
'flext_single::ZeroSamples(flext_single::buffer::Element*, int)'
source/flsupport.h:428: note: candidates are: static void flext_single::ZeroSamples(t_sample*, int)
source/flbuf.cpp:300: error: no matching function for call to 
'flext_single::ZeroSamples(flext_single::buffer::Element*&, int&)'
source/flsupport.h:428: note: candidates are: static void flext_single::ZeroSamples(t_sample*, int)
make[1]: *** [max-darwin/release-single/flbuf.opp_ppc] Error 1
make: *** [build-release-single] Error 2

Thanks for you help !