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Remove unnecessary checks.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34319 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-02-15 19:18:12 +00:00
parent 3b515802f6
commit 1f46998b3f
1 changed files with 5 additions and 10 deletions
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5
include/llvm/ADT/BitVector.h
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@ -179,10 +179,8 @@ public:
// Set, reset, flip // Set, reset, flip
BitVector &set() { BitVector &set() {
if (Bits) {
init_words(Bits, Capacity, true); init_words(Bits, Capacity, true);
clear_unused_bits(); clear_unused_bits();
}
return *this; return *this;
} }
@ -192,7 +190,6 @@ public:
} }
BitVector &reset() { BitVector &reset() {
if (Bits)
init_words(Bits, Capacity, false); init_words(Bits, Capacity, false);
return *this; return *this;
} }
@ -317,13 +314,11 @@ private:
std::copy(Bits, &Bits[OldCapacity], NewBits); std::copy(Bits, &Bits[OldCapacity], NewBits);
// Destroy the old bits. // Destroy the old bits.
if (Bits)
delete[] Bits; delete[] Bits;
Bits = NewBits; Bits = NewBits;
} }
void init_words(BitWord *B, unsigned NumWords, bool t) { void init_words(BitWord *B, unsigned NumWords, bool t) {
if (B)
memset(B, 0 - (int)t, NumWords*sizeof(BitWord)); memset(B, 0 - (int)t, NumWords*sizeof(BitWord));
} }
}; };