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📁 GDB是GNU开源组织发布的一个强大的UNIX下的程序调试工具。或许
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字号:
=D0=D0=BA=C5=A1=A3<BR>&nbsp;&nbsp;&nbsp;=20
            &lt;+offset&gt;&nbsp;&nbsp; =
=B5=B1=C7=B0=D0=D0=BA=C5=B5=C4=D5=FD=C6=AB=D2=C6=C1=BF=A1=A3<BR>&nbsp;&nb=
sp;&nbsp;=20
            &lt;-offset&gt;&nbsp;&nbsp; =
=B5=B1=C7=B0=D0=D0=BA=C5=B5=C4=B8=BA=C6=AB=D2=C6=C1=BF=A1=A3<BR>&nbsp;&nb=
sp;&nbsp;=20
            &lt;filename:linenum&gt;&nbsp; =
=C4=C4=B8=F6=CE=C4=BC=FE=B5=C4=C4=C4=D2=BB=D0=D0=A1=A3<BR>&nbsp;&nbsp;&nb=
sp;=20
            &lt;function&gt;&nbsp; =
=BA=AF=CA=FD=C3=FB=A1=A3<BR>&nbsp;&nbsp;&nbsp;=20
            &lt;filename:function&gt; =
=C4=C4=B8=F6=CE=C4=BC=FE=D6=D0=B5=C4=C4=C4=B8=F6=BA=AF=CA=FD=A1=A3<BR>&nb=
sp;&nbsp;&nbsp;=20
            &lt;*address&gt;&nbsp; =
=B3=CC=D0=F2=D4=CB=D0=D0=CA=B1=B5=C4=D3=EF=BE=E4=D4=DA=C4=DA=B4=E6=D6=D0=B5=
=C4=B5=D8=D6=B7=A1=A3<BR>&nbsp;&nbsp;&nbsp;=20
            </FONT></P>
            <P><FONT face=3D"Courier =
New"><STRONG>=B6=FE=A1=A2=CB=D1=CB=F7=D4=B4=B4=FA=C2=EB</STRONG></FONT></=
P>
            <P><FONT face=3D"Courier =
New">=B2=BB=BD=F6=C8=E7=B4=CB=A3=ACGDB=BB=B9=CC=E1=B9=A9=C1=CB=D4=B4=B4=FA=
=C2=EB=CB=D1=CB=F7=B5=C4=C3=FC=C1=EE=A3=BA</FONT></P>
            <P><FONT face=3D"Courier New">&nbsp;&nbsp;&nbsp; =
forward-search=20
            &lt;regexp&gt; <BR>&nbsp;&nbsp;&nbsp; search=20
            &lt;regexp&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =

            =CF=F2=C7=B0=C3=E6=CB=D1=CB=F7=A1=A3</FONT></P>
            <P><FONT face=3D"Courier New">&nbsp;&nbsp;&nbsp; =
reverse-search=20
            &lt;regexp&gt; =
<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            =
=C8=AB=B2=BF=CB=D1=CB=F7=A1=A3<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;=20
            =
<BR>=C6=E4=D6=D0=A3=AC&lt;regexp&gt;=BE=CD=CA=C7=D5=FD=D4=F2=B1=ED=B4=EF=CA=
=BD=A3=AC=D2=B2=D6=F7=D2=BB=B8=F6=D7=D6=B7=FB=B4=AE=B5=C4=C6=A5=C5=E4=C4=A3=
=CA=BD=A3=AC=B9=D8=D3=DA=D5=FD=D4=F2=B1=ED=B4=EF=CA=BD=A3=AC=CE=D2=BE=CD=B2=
=BB=D4=DA=D5=E2=C0=EF=BD=B2=C1=CB=A3=AC=BB=B9=C7=EB=B8=F7=CE=BB=B2=E9=BF=B4=
=CF=E0=B9=D8=D7=CA=C1=CF=A1=A3</FONT></P>
            <P><BR><FONT=20
            face=3D"Courier =
New"><STRONG>=C8=FD=A1=A2=D6=B8=B6=A8=D4=B4=CE=C4=BC=FE=B5=C4=C2=B7=BE=B6=
</STRONG></FONT></P>
            <P><FONT=20
            face=3D"Courier =
New">=C4=B3=D0=A9=CA=B1=BA=F2=A3=AC=D3=C3-g=B1=E0=D2=EB=B9=FD=BA=F3=B5=C4=
=D6=B4=D0=D0=B3=CC=D0=F2=D6=D0=D6=BB=CA=C7=B0=FC=C0=A8=C1=CB=D4=B4=CE=C4=BC=
=FE=B5=C4=C3=FB=D7=D6=A3=AC=C3=BB=D3=D0=C2=B7=BE=B6=C3=FB=A1=A3GDB=CC=E1=B9=
=A9=C1=CB=BF=C9=D2=D4=C8=C3=C4=E3=D6=B8=B6=A8=D4=B4=CE=C4=BC=FE=B5=C4=C2=B7=
=BE=B6=B5=C4=C3=FC=C1=EE=A3=AC=D2=D4=B1=E3GDB=BD=F8=D0=D0=CB=D1=CB=F7=A1=A3=
</FONT></P>
            <P><FONT face=3D"Courier New">&nbsp;&nbsp;&nbsp; directory =
&lt;dirname=20
            ... &gt;<BR>&nbsp;&nbsp;&nbsp; dir &lt;dirname ...=20
            &gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            =
=BC=D3=D2=BB=B8=F6=D4=B4=CE=C4=BC=FE=C2=B7=BE=B6=B5=BD=B5=B1=C7=B0=C2=B7=BE=
=B6=B5=C4=C7=B0=C3=E6=A1=A3=C8=E7=B9=FB=C4=E3=D2=AA=D6=B8=B6=A8=B6=E0=B8=F6=
=C2=B7=BE=B6=A3=ACUNIX=CF=C2=C4=E3=BF=C9=D2=D4=CA=B9=D3=C3=A1=B0:=A1=B1=A3=
=ACWindows=CF=C2=C4=E3=BF=C9=D2=D4=CA=B9=D3=C3=A1=B0;=A1=B1=A1=A3<BR>&nbs=
p;&nbsp;&nbsp;=20
            directory <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            =
=C7=E5=B3=FD=CB=F9=D3=D0=B5=C4=D7=D4=B6=A8=D2=E5=B5=C4=D4=B4=CE=C4=BC=FE=CB=
=D1=CB=F7=C2=B7=BE=B6=D0=C5=CF=A2=A1=A3<BR>&nbsp;&nbsp;&nbsp; =
<BR>&nbsp;&nbsp;&nbsp;=20
            show directories =
<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            =
=CF=D4=CA=BE=B6=A8=D2=E5=C1=CB=B5=C4=D4=B4=CE=C4=BC=FE=CB=D1=CB=F7=C2=B7=BE=
=B6=A1=A3<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            </FONT></P>
            <P><FONT face=3D"Courier =
New"><STRONG>=CB=C4=A1=A2=D4=B4=B4=FA=C2=EB=B5=C4=C4=DA=B4=E6</STRONG></F=
ONT></P>
            <P><FONT face=3D"Courier =
New">=C4=E3=BF=C9=D2=D4=CA=B9=D3=C3info =
line=C3=FC=C1=EE=C0=B4=B2=E9=BF=B4=D4=B4=B4=FA=C2=EB=D4=DA=C4=DA=B4=E6=D6=
=D0=B5=C4=B5=D8=D6=B7=A1=A3info=20
            =
line=BA=F3=C3=E6=BF=C9=D2=D4=B8=FA=A1=B0=D0=D0=BA=C5=A1=B1=A3=AC=A1=B0=BA=
=AF=CA=FD=C3=FB=A1=B1=A3=AC=A1=B0=CE=C4=BC=FE=C3=FB:=D0=D0=BA=C5=A1=B1=A3=
=AC=A1=B0=CE=C4=BC=FE=C3=FB:=BA=AF=CA=FD=C3=FB=A1=B1=A3=AC=D5=E2=B8=F6=C3=
=FC=C1=EE=BB=E1=B4=F2=D3=A1=B3=F6=CB=F9=D6=B8=B6=A8=B5=C4=D4=B4=C2=EB=D4=DA=
=D4=CB=D0=D0=CA=B1=B5=C4=C4=DA=B4=E6=B5=D8=D6=B7=A3=AC=C8=E7=A3=BA</FONT>=
</P>
            <P><FONT=20
            face=3D"Courier =
New">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (gdb)=20
            info line =
tst.c:func<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            Line 5 of "tst.c" starts at address 0x8048456 &lt;func+6&gt; =
and=20
            ends at 0x804845d &lt;func+13&gt;.</FONT></P>
            <P><FONT=20
            face=3D"Courier =
New">=BB=B9=D3=D0=D2=BB=B8=F6=C3=FC=C1=EE=A3=A8disassemble=A3=A9=C4=E3=BF=
=C9=D2=D4=B2=E9=BF=B4=D4=B4=B3=CC=D0=F2=B5=C4=B5=B1=C7=B0=D6=B4=D0=D0=CA=B1=
=B5=C4=BB=FA=C6=F7=C2=EB=A3=AC=D5=E2=B8=F6=C3=FC=C1=EE=BB=E1=B0=D1=C4=BF=C7=
=B0=C4=DA=B4=E6=D6=D0=B5=C4=D6=B8=C1=EEdump=B3=F6=C0=B4=A1=A3=C8=E7=CF=C2=
=C3=E6=B5=C4=CA=BE=C0=FD=B1=ED=CA=BE=B2=E9=BF=B4=BA=AF=CA=FDfunc=B5=C4=BB=
=E3=B1=E0=B4=FA=C2=EB=A1=A3</FONT></P>
            <P><FONT=20
            face=3D"Courier =
New">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (gdb)=20
            disassemble =
func<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Dump=20
            of assembler code for function=20
            func:<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048450=20
            &lt;func&gt;:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
push&nbsp;&nbsp;=20
            %ebp<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x8048451 =

            &lt;func+1&gt;:&nbsp;&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            %esp,%ebp<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048453=20
            &lt;func+3&gt;:&nbsp;&nbsp;&nbsp;&nbsp; =
sub&nbsp;&nbsp;&nbsp;=20
            $0x18,%esp<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048456=20
            &lt;func+6&gt;:&nbsp;&nbsp;&nbsp;&nbsp; movl&nbsp;&nbsp;=20
            =
$0x0,0xfffffffc(%ebp)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x804845d &lt;func+13&gt;:&nbsp;&nbsp;&nbsp; =
movl&nbsp;&nbsp;=20
            =
$0x1,0xfffffff8(%ebp)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048464 &lt;func+20&gt;:&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            =
0xfffffff8(%ebp),%eax<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048467 &lt;func+23&gt;:&nbsp;&nbsp;&nbsp; =
cmp&nbsp;&nbsp;&nbsp;=20
            0x8(%ebp),%eax<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =

            0x804846a &lt;func+26&gt;:&nbsp;&nbsp;&nbsp; =
jle&nbsp;&nbsp;&nbsp;=20
            0x8048470=20
            =
&lt;func+32&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x804846c &lt;func+28&gt;:&nbsp;&nbsp;&nbsp; =
jmp&nbsp;&nbsp;&nbsp;=20
            0x8048480=20
            =
&lt;func+48&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x804846e &lt;func+30&gt;:&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            %esi,%esi<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048470=20
            &lt;func+32&gt;:&nbsp;&nbsp;&nbsp; mov&nbsp;&nbsp;&nbsp;=20
            =
0xfffffff8(%ebp),%eax<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048473 &lt;func+35&gt;:&nbsp;&nbsp;&nbsp; =
add&nbsp;&nbsp;&nbsp;=20
            =
%eax,0xfffffffc(%ebp)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048476 &lt;func+38&gt;:&nbsp;&nbsp;&nbsp; =
incl&nbsp;&nbsp;=20
            =
0xfffffff8(%ebp)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048479 &lt;func+41&gt;:&nbsp;&nbsp;&nbsp; =
jmp&nbsp;&nbsp;&nbsp;=20
            0x8048464=20
            =
&lt;func+20&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x804847b &lt;func+43&gt;:&nbsp;&nbsp;&nbsp;=20
            nop<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x804847c=20
            &lt;func+44&gt;:&nbsp;&nbsp;&nbsp; lea&nbsp;&nbsp;&nbsp;=20
            =
0x0(%esi,1),%esi<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048480 &lt;func+48&gt;:&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            =
0xfffffffc(%ebp),%edx<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048483 &lt;func+51&gt;:&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            %edx,%eax<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048485=20
            &lt;func+53&gt;:&nbsp;&nbsp;&nbsp; jmp&nbsp;&nbsp;&nbsp; =
0x8048487=20
            =
&lt;func+55&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            0x8048487 &lt;func+55&gt;:&nbsp;&nbsp;&nbsp; =
mov&nbsp;&nbsp;&nbsp;=20
            %ebp,%esp<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
0x8048489=20
            &lt;func+57&gt;:&nbsp;&nbsp;&nbsp; pop&nbsp;&nbsp;&nbsp;=20
            %ebp<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x804848a =

            &lt;func+58&gt;:&nbsp;&nbsp;&nbsp;=20
            ret<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; End of =
assembler=20
            dump.<BR></FONT></P><FONT face=3D"Courier New">
            <P><FONT face=3D"Courier New"=20
            color=3D#ee1111><STRONG></STRONG></FONT>&nbsp;</P>
            <P align=3Dright><FONT face=3D"MS Sans Serif">&lt;-<A=20
            =
href=3D"http://www.csdn.net/develop/read_article.asp?id=3D19384"><FONT=20
            color=3D#29098a>=C9=CF=D2=BB=D2=B3</FONT></A>&nbsp; <A=20
            =
href=3D"http://www.csdn.net/develop/read_article.asp?id=3D19543">=CF=C2=D2=
=BB=D2=B3</A>-&gt;</FONT></P>
            <P><FONT=20
            face=3D"Courier =
New"><STRONG>=A3=A8=B0=E6=C8=A8=CB=F9=D3=D0=A3=AC=D7=AA=D4=D8=CA=B1=C7=EB=
=D7=A2=C3=F7=D7=F7=D5=DF=BA=CD=B3=F6=B4=A6=A3=A9</STRONG></FONT></P></FON=
T></SPAN><BR>
            <DIV=20
            style=3D"FONT-SIZE: 14px; LINE-HEIGHT: =
25px"><STRONG>=D7=F7=D5=DFBlog=A3=BA</STRONG><A=20
            id=3DArticleContent1_ArticleContent1_AuthorBlogLink=20
            href=3D"http://blog.csdn.net/haoel/"=20
            target=3D_blank>http://blog.csdn.net/haoel/</A></DIV>
            <DIV=20
            style=3D"FONT-SIZE: 14px; COLOR: #900; LINE-HEIGHT: =
25px"><STRONG>=CF=E0=B9=D8=CE=C4=D5=C2</STRONG></DIV>
            <TABLE id=3DArticleContent1_ArticleContent1_RelatedArticles=20
            cellSpacing=3D0 border=3D0>
              <TBODY>
              <TR>
                <TD><A=20
                  =
href=3D"http://dev.csdn.net/article/83/83287.shtm">=A1=B0=C7=E5=BB=AA=B4=F3=
=D1=A7=B3=F6=B0=E6=C9=E7=B3=AD=CF=AE=CA=C2=BC=FE=A1=B1=A1=AA=A1=AA=D5=C2=D2=
=E4=CE=C4=B8=F8=CE=D2=B5=C4=B6=CC=D0=C5</A>=20
                </TD></TR>
              <TR>
                <TD><A=20
                  =
href=3D"http://dev.csdn.net/article/29/29472.shtm">=B1=EA=D7=BCC=A3=AB=A3=
=AB=C0=E0string=B5=C4Copy-On-Write=BC=BC=CA=F5=A3=A8=C8=FD=A3=A9</A>=20
                </TD></TR>
              <TR>
                <TD><A=20
                  =
href=3D"http://dev.csdn.net/article/29/29470.shtm">=B1=EA=D7=BCC=A3=AB=A3=
=AB=C0=E0string=B5=C4Copy-On-Write=BC=BC=CA=F5=A3=A8=B6=FE=A3=A9</A>=20
                </TD></TR>
              <TR>
                <TD><A=20
                  =
href=3D"http://dev.csdn.net/article/29/29469.shtm">=B1=EA=D7=BCC=A3=AB=A3=
=AB=C0=E0string=B5=C4Copy-On-Write=BC=BC=CA=F5=A3=A8=D2=BB=A3=A9</A>=20
                </TD></TR>
              <TR>
                <TD><A=20
                  =
href=3D"http://dev.csdn.net/article/23/23559.shtm">=D2=D4=B3=CC=D0=F2=B5=C4=
=B7=BD=CA=BD=B2=D9=D7=DDNTFS=B5=C4=CE=C4=BC=FE=C8=A8=CF=DE=A3=A8=CF=C2=A3=
=A9</A>=20
                </TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE><A =
name=3D#Comment></A>
      <TABLE cellPadding=3D0 width=3D"100%" border=3D0>
        <TBODY>
        <TR>
          <TD>
            <TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"100%" =
align=3Dcenter=20
            bgColor=3D#006699 border=3D0>
              <TBODY>
              <TR bgColor=3D#006699>
                <TD id=3Dwhite align=3Dmiddle width=3D556 =
bgColor=3D#006699><FONT=20
                  =
color=3D#ffffff>=B6=D4=B8=C3=CE=C4=B5=C4=C6=C0=C2=DB</FONT> =

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