Я пытаюсь использовать инструментальные функции gcc с g ++ компилятором MinGW, но я
всегда есть проблемы с компоновщиком. Можно ли использовать функции прибора с
MinGW / MSYS
Выход ошибки компоновщика:
$ g++ instrumentFunctions.cpp -o iftest -finstrument-functions >> iflog.txt
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x4e): undefined reference to `__cyg_prof
ile_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x158): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x179): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x18c): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x1a7): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x1bf): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x1db): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x1f3): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x22f): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x27a): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x29b): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x2e4): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x2ff): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x326): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x341): undefined reference to `__cyg_pro
file_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text+0x368): undefined reference to `__cyg_pro
file_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text$printf[_printf]+0x16): undefined referenc
e to `__cyg_profile_func_enter'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text$printf[_printf]+0x43): undefined referenc
e to `__cyg_profile_func_exit'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text$_ZSt3minIjERKT_S2_S2_[unsigned int const&
std::min<unsigned int>(unsigned int const&, unsigned int const&)]+0x15): undefined reference to `__cyg_profile_func_ent
er'
C:/Users/HELLHO~1/AppData/Local/Temp/ccUwxrxt.o:instrumentFunctions.cpp:(.text$_ZSt3minIjERKT_S2_S2_[unsigned int const&
std::min<unsigned int>(unsigned int const&, unsigned int const&)]+0x42): undefined reference to `__cyg_profile_func_exi
t'
collect2: ld returned 1 exit status
g ++ команда, которую я использую:
g++ iftest.cpp -o iftest -finstruction-functions
Список моего тестового источника:
#include <stdio.h>
void __cyg_profile_func_enter( void *, void * ) __attribute__ ((no_instrument_function));
void __cyg_profile_func_enter(void *func, void *callsite)
{
printf("%p\n", (int)func);
}
void func_c( void )
{
return;
}
void func_b( void )
{
func_c();
return;
}
void func_a( void )
{
func_b();
return;
}
int main()
{
func_a();
func_c();
}