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fmt_double looped inifinitely when trying to format 0.

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This commit is contained in:
leitner 2001-02-13 01:06:33 +00:00
parent dc60cb52bd
commit 99bc1eb7e4
2 changed files with 11 additions and 1 deletions
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1
fmt/fmt_double.c
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@ -16,6 +16,7 @@ unsigned int fmt_double(char *dest, double d,int maxlen,int prec) {
int writeok=(dest!=0);
if (s) { d=-d; if (writeok) *dest='-'; --maxlen; dest++; }
if (d==0.0) { if (writeok) *dest='0'; --maxlen; dest++; return dest-oldbuf; }
if ((i=e10)>=0) {
while (i>10) { tmp=tmp*1e10; i-=10; }
while (i>1) { tmp=tmp*10; --i; }

11
t.c
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@ -12,10 +12,19 @@
__asm__ __volatile__ ("rdtsc" : "=a" (low) : : "edx")
int main(int argc,char* argv[]) {
char buf[100];
char buf[100]="01234567890123456789012345678901234567890123456789";
long a,b,c;
#if 0
buf[ip4_fmt(buf,ip4loopback)]=0;
buffer_puts(buffer_1small,buf);
buffer_flush(buffer_1small);
#endif
rdtscl(a);
c=str_len(buf);
rdtscl(b);
/*byte_zero_djb(buf,j); */
printf("\n%lu %d\n",b-a,c);
#if 0
buffer_puts(buffer_1small,"hello, world\n");
buffer_flush(buffer_1small);