diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Support/APInt.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/Support/APInt.cpp b/llvm/lib/Support/APInt.cpp index d65dffec8c0..58fa2f53690 100644 --- a/llvm/lib/Support/APInt.cpp +++ b/llvm/lib/Support/APInt.cpp @@ -76,6 +76,7 @@ inline static unsigned getDigit(char cdigit, uint8_t radix) { void APInt::initSlowCase(uint64_t val, bool isSigned) { + VAL = 0; pVal = getClearedMemory(getNumWords()); pVal[0] = val; if (isSigned && int64_t(val) < 0) @@ -85,6 +86,7 @@ void APInt::initSlowCase(uint64_t val, bool isSigned) { } void APInt::initSlowCase(const APInt& that) { + VAL = 0; pVal = getMemory(getNumWords()); memcpy(pVal, that.pVal, getNumWords() * APINT_WORD_SIZE); } @@ -96,6 +98,7 @@ void APInt::initFromArray(ArrayRef<uint64_t> bigVal) { VAL = bigVal[0]; else { // Get memory, cleared to 0 + VAL = 0; pVal = getClearedMemory(getNumWords()); // Calculate the number of words to copy unsigned words = std::min<unsigned>(bigVal.size(), getNumWords()); @@ -107,12 +110,12 @@ void APInt::initFromArray(ArrayRef<uint64_t> bigVal) { } APInt::APInt(unsigned numBits, ArrayRef<uint64_t> bigVal) - : BitWidth(numBits), VAL(0) { + : BitWidth(numBits) { initFromArray(bigVal); } APInt::APInt(unsigned numBits, unsigned numWords, const uint64_t bigVal[]) - : BitWidth(numBits), VAL(0) { + : BitWidth(numBits) { initFromArray(makeArrayRef(bigVal, numWords)); } |
