#include <math.h><br>
#include <stdio.h><br>
<br>
/* dodajmo tole vrstico: */<br>
extern double round(double x);<br>
<br>
int main(void)<br>
{<br>
printf("%f, %f\n", 5.6, round(5.6));<br>
return 0;<br>
}<br><br>
Lp, Nino<br>
<br><div><span class="gmail_quote">On 12/4/06, <b class="gmail_sendername">Miha Tomšič</b> <<a href="mailto:miha.tomsic@gmail.com">miha.tomsic@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hojla!<br><br>Imam en problem in kup težav.<br><br>Vzemimo test.c:<br>----------------<br>#include <math.h><br>#include <stdio.h><br><br>int main(void)<br>{<br> printf("%f, %f\n", 5.6, round(5.6
));<br> return 0;<br>}<br>-----------------<br><br>[pingo@localhost ~]$ gcc test.c -o test<br>test.c: In function 'main':<br>test.c:6: warning: incompatible implicit declaration of built-in<br>function 'round'<br>[
pingo@localhost ~]$ ./test<br>5.600000, 6.000000<br><br>Vse lepo in prav, če zanemarimo zgornje opozorilo. -lm ni potreben,<br>ker uporabi kar vgrajeno funkcijo round().<br><br>[pingo@localhost ~]$ gcc test.c -o test -fno-builtin -lm
<br>[pingo@localhost ~]$ ./test<br>5.600000, 76941697922011962845100419780797605609472.000000<br><br>[pingo@localhost ~]$ gcc --version<br>gcc (GCC) 4.1.1 20061011 (Red Hat 4.1.1-30)<br><br>---------------------<br><br>Saj mogoče sem jaz malo usekan, ampak zadeva je podobno bizarna tudi
<br>na drugi mašini:<br># gcc test.c -o test -lm<br># ./test<br>5.600000, -0.000000<br># gcc --version<br>2.95.4<br><br>A kdo vidi kje kakšno očitno napako? Problem se pojavlja še pri drugih<br>matematičnih funkcijah (recimo sqrt()).
<br><br>Hvala in srečno, Miha<br><br>_______________________________________________<br>lugos-prog mailing list<br><a href="mailto:lugos-prog@lugos.si">lugos-prog@lugos.si</a><br><a href="http://liste2.lugos.si/cgi-bin/mailman/listinfo/lugos-prog">
http://liste2.lugos.si/cgi-bin/mailman/listinfo/lugos-prog</a><br><br><br></blockquote></div><br>