tcc 原始碼分析技巧

• source code

http://download.savannah.gnu.org/releases/tinycc/

wget http://download.savannah.gnu.org/releases/tinycc/tcc-0.9.26.tar.bz2
tar xvf tcc-0.9.26.tar.bz2
cd tcc-0.9.26
./configure
make CFLAGS='-g -O0'

#include <stdio.h>

int main(int argc, char* argv[])
{
    printf("Hello world\n");
    return 0;
}

• gdb 分析編譯過程

cgdb --args ./tcc -B. hello.c -o hello