my build log is:
Project : Console application
Compiler : GNU GCC Compiler (called directly)
Directory : C:\Documents and Settings\omid\My Documents\c-c++ proj\code-blocks\console\
--------------------------------------------------------------------------------
Switching to target: default
Compiling: main.cpp
Linking console executable: C:\Documents and Settings\omid\My Documents\c-c++ proj\code-blocks\console\console.exe
/mingw/lib/crt2.o:crt1.c:(.text+0x16a): undefined reference to `__cpu_features_init'
collect2: ld returned 1 exit status
Process terminated with status 1 (0 minutes, 7 seconds)
0 errors, 0 warnings