if (CurPtr[-1] != '0') {
while (isdigit(*CurPtr))
++CurPtr;
- return AsmToken(AsmToken::Integer, StringRef(TokStart, CurPtr - TokStart),
- strtoll(TokStart, 0, 10));
+
+ StringRef Result(TokStart, CurPtr - TokStart);
+
+ long long Value;
+ if (Result.getAsInteger(10, Value))
+ return ReturnError(TokStart, "Invalid decimal number");
+ return AsmToken(AsmToken::Integer, Result, Value);
}
if (*CurPtr == 'b') {
// Requires at least one binary digit.
if (CurPtr == NumStart)
- return ReturnError(CurPtr-2, "Invalid binary number");
- return AsmToken(AsmToken::Integer, StringRef(TokStart, CurPtr - TokStart),
- strtoll(NumStart, 0, 2));
+ return ReturnError(TokStart, "Invalid binary number");
+
+ StringRef Result(TokStart, CurPtr - TokStart);
+
+ long long Value;
+ if (Result.getAsInteger(2, Value))
+ return ReturnError(TokStart, "Invalid binary number");
+
+ return AsmToken(AsmToken::Integer, Result, Value);
}
if (*CurPtr == 'x') {
unsigned long long Result;
if (StringRef(TokStart, CurPtr - TokStart).getAsInteger(0, Result))
- return ReturnError(CurPtr-2, "Invalid hexadecimal number");
+ return ReturnError(TokStart, "Invalid hexadecimal number");
return AsmToken(AsmToken::Integer, StringRef(TokStart, CurPtr - TokStart),
(int64_t)Result);
// Must be an octal number, it starts with 0.
while (*CurPtr >= '0' && *CurPtr <= '7')
++CurPtr;
- return AsmToken(AsmToken::Integer, StringRef(TokStart, CurPtr - TokStart),
- strtoll(TokStart, 0, 8));
+
+ StringRef Result(TokStart, CurPtr - TokStart);
+ long long Value;
+ if (Result.getAsInteger(8, Value))
+ return ReturnError(TokStart, "Invalid octal number");
+
+ return AsmToken(AsmToken::Integer, Result, Value);
}
/// LexQuote: String: "..."