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rewrite radix detection loop as while

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This commit is contained in:
Michael Mikonos 2023-10-30 16:20:24 +08:00
parent 0729d88cc8
commit b59a6c0557
1 changed files with 13 additions and 18 deletions
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31
src/Kernel/StrScan.ZC
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@ -15,24 +15,19 @@ I64 Str2I64(U8 *st, I64 radix=10, U8 **_end_ptr=NULL)
st++;
if (*st == '+' || *st == '-')
neg = *st++ == '-';
while (TRUE)
switch (*st)
{
case '0':
st++;
ch = ToUpper(*st);
if (ch >= 'B' && (radix <= 10 || ch > 'A' + radix - 11))
switch (ch)
{
case 'B': radix = 2; st++; break;
case 'O': radix = 8; st++; break;
case 'D': radix = 10; st++; break;
case 'X': radix = 16; st++; break;
}
default:
goto ai_cont;
}
ai_cont:
while (*st == '0')
{
st++;
ch = ToUpper(*st);
if (ch >= 'B' && (radix <= 10 || ch > 'A' + radix - 11))
switch (ch)
{
case 'B': radix = 2; st++; break;
case 'O': radix = 8; st++; break;
case 'D': radix = 10; st++; break;
case 'X': radix = 16; st++; break;
}
}
while (ch = ToUpper(*st++))
{
if (radix > 10)