diff options
| -rw-r--r-- | lib/Support/StringRef.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Support/StringRef.cpp b/lib/Support/StringRef.cpp index 8aab4b2760..f8e9208462 100644 --- a/lib/Support/StringRef.cpp +++ b/lib/Support/StringRef.cpp @@ -350,8 +350,8 @@ bool llvm::getAsUnsignedInteger(StringRef Str, unsigned Radix, unsigned long long PrevResult = Result; Result = Result*Radix+CharVal; - // Check for overflow. - if (Result < PrevResult) + // Check for overflow by shifting back and seeing if bits were lost. + if (Result/Radix < PrevResult) return true; Str = Str.substr(1); |