~cpp
int i=123;
i-=4;
movl $123, -4(%ebp)
leal -4(%ebp), %eax
subl $4, (%eax)
movl $123, -4(%ebp)
subl $4, -4(%ebp)
게 구 GNU Compiler %eax 겨 그 고 계 .
그까?
~cpp
int i=123;
i-=4;
movl $123, -4(%ebp)
leal -4(%ebp), %eax
subl $4, (%eax)