extern "C" Ïê½â
extern "C" Ïê½â
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1. ²»¼ÓÈëextern "C"
testexternc.cpp
int mytest(void)
{
int a=10,b=20;
int c=a+b;
return c;
}
Command: g++ -S testexternc.cpp»òÕßgcc -S testexternc.cpp
Generated file: testexternc.s
.file "testexternc.cpp"
.text
.align 2
.globl _Z6mytestv
.type _Z6mytestv, @function
_Z6mytestv:
.LFB2:
pushl %ebp
.LCFI0:
movl %esp, %ebp
.LCFI1:
subl $16, %esp
.LCFI2:
movl $10, -12(%ebp)
movl $20, -8(%ebp)
movl -8(%ebp), %eax
addl -12(%ebp), %eax
movl %eax, -4(%ebp)
movl -4(%ebp), %eax
leave
ret
.LFE2:
.size _Z6mytestv, .-_Z6mytestv
.globl __gxx_personality_v0
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while(c=''||c=='\t'||c=='\n')
c=getc(f);
c= ''||c=='\t'||c=='\n'
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if((filedesc==open(argv[i],0))<0)
error();
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CFileStatus status;
CFile::GetStatus("D:\\test.txt",status);
long lSizeOfFile;
lSizeOfFile = status.m_size;
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