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APSInt: Simplify code to reduce the number of copies. No functionality change.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@219586 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2014-10-12 15:36:31 +00:00
parent 2b7b804fcc
commit 5defae6504
1 changed files with 6 additions and 10 deletions
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16
include/llvm/ADT/APSInt.h
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@ -269,19 +269,15 @@ public:
else if (I2.getBitWidth() > I1.getBitWidth()) else if (I2.getBitWidth() > I1.getBitWidth())
return isSameValue(I1.extend(I2.getBitWidth()), I2); return isSameValue(I1.extend(I2.getBitWidth()), I2);
// We have a signedness mismatch. Turn the signed value into an unsigned assert(I1.isSigned() != I2.isSigned());
// value.
if (I1.isSigned()) {
if (I1.isNegative())
return false;
return APSInt(I1, true) == I2; // We have a signedness mismatch. Check for negative values and do an
} // unsigned compare if signs match.
if ((I1.isSigned() && I1.isNegative()) ||
if (I2.isNegative()) (!I1.isSigned() && I2.isNegative()))
return false; return false;
return I1 == APSInt(I2, true); return I1.eq(I2);
} }
/// Profile - Used to insert APSInt objects, or objects that contain APSInt /// Profile - Used to insert APSInt objects, or objects that contain APSInt