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[C++11] Make use of 'nullptr' in the Support library.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205697 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-04-07 04:17:22 +00:00
parent b81024bc6e
commit 34bc6b6e78
75 changed files with 336 additions and 328 deletions
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12
lib/Support/APInt.cpp
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@@ -1683,10 +1683,10 @@ void APInt::divide(const APInt LHS, unsigned lhsWords,
// Allocate space for the temporary values we need either on the stack, if
// it will fit, or on the heap if it won't.
unsigned SPACE[128];
unsigned *U = 0;
unsigned *V = 0;
unsigned *Q = 0;
unsigned *R = 0;
unsigned *U = nullptr;
unsigned *V = nullptr;
unsigned *Q = nullptr;
unsigned *R = nullptr;
if ((Remainder?4:3)*n+2*m+1 <= 128) {
U = &SPACE[0];
V = &SPACE[m+n+1];
@@ -1872,7 +1872,7 @@ APInt APInt::udiv(const APInt& RHS) const {
// We have to compute it the hard way. Invoke the Knuth divide algorithm.
APInt Quotient(1,0); // to hold result.
divide(*this, lhsWords, RHS, rhsWords, &Quotient, 0);
divide(*this, lhsWords, RHS, rhsWords, &Quotient, nullptr);
return Quotient;
}
@@ -1920,7 +1920,7 @@ APInt APInt::urem(const APInt& RHS) const {
// We have to compute it the hard way. Invoke the Knuth divide algorithm.
APInt Remainder(1,0);
divide(*this, lhsWords, RHS, rhsWords, 0, &Remainder);
divide(*this, lhsWords, RHS, rhsWords, nullptr, &Remainder);
return Remainder;
}