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[GVN] Format variable name.
[oota-llvm.git]
/
lib
/
Support
/
ScaledNumber.cpp
diff --git
a/lib/Support/ScaledNumber.cpp
b/lib/Support/ScaledNumber.cpp
index 3fe027ba33164f156a3678ee242341e70ec0cb38..fc6d4e7be43a5baaaa3667f7029eec72a3f45b7f 100644
(file)
--- a/
lib/Support/ScaledNumber.cpp
+++ b/
lib/Support/ScaledNumber.cpp
@@
-220,6
+220,9
@@
std::string ScaledNumberBase::toString(uint64_t D, int16_t E, int Width,
} else if (E > -64) {
Above0 = D >> -E;
Below0 = D << (64 + E);
+ } else if (E == -64) {
+ // Special case: shift by 64 bits is undefined behavior.
+ Below0 = D;
} else if (E > -120) {
Below0 = D >> (-E - 64);
Extra = D << (128 + E);