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Lua 5.2 compatibility fixes.

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This commit is contained in:
James Roseborough
2012-09-05 14:24:07 +00:00
parent 69eb64403a
commit 1fd69ed62d
1 changed files with 6 additions and 6 deletions
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12
src/core/org/luaj/vm2/compiler/LexState.java
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@@ -357,9 +357,9 @@ public class LexState {
while ( s < c.length && isspace(c[s]))
++s;
// Check for negative sign
boolean neg = false;
double sgn = 1.0;
if (s < c.length && c[s] == '-') {
neg = true;
sgn = -1.0;
++s;
}
/* Check for "0x" */
@@ -372,14 +372,14 @@ public class LexState {
++s;
// read integer part.
long m = 0;
double m = 0;
int e = 0;
while (s < c.length && isxdigit(c[s]))
m = (m << 4) + hexvalue(c[s++]);
m = (m * 16) + hexvalue(c[s++]);
if (s < c.length && c[s] == '.') {
++s; // skip dot
while (s < c.length && isxdigit(c[s])) {
m = (m << 4) + hexvalue(c[s++]);
m = (m * 16) + hexvalue(c[s++]);
e -= 4; // Each fractional part shifts right by 2^4
}
}
@@ -397,7 +397,7 @@ public class LexState {
exp1 = -exp1;
e += exp1;
}
return e == 0 ? LuaValue.valueOf(m): LuaValue.valueOf(m * Math.pow(2.0, e));
return LuaValue.valueOf(sgn * m * Math.pow(2.0, e));
}
boolean str2d(String str, SemInfo seminfo) {