llvm::canIgnoreSignBitOfZero

Return true if the sign bit of the FP value can be ignored by the user when the value is zero.

Synopsis

Declared in <llvm/Analysis/ValueTracking.h>

bool
canIgnoreSignBitOfZero(Use const& U);

Return Value

True if a zero value's sign bit is unused at U.

Parameters

NameDescription
UUse of the floating-point value being tested.