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Fix sext operation. Shifting by zero would leave an incorrect mask.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34617 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-02-25 23:54:00 +00:00
parent 9eec241347
commit f30b1885ae
1 changed files with 1 additions and 1 deletions
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2
lib/Support/APInt.cpp
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@ -889,7 +889,7 @@ void APInt::sext(uint32_t width) {
return;
}
uint64_t mask = ~0ULL << wordBits;
uint64_t mask = wordBits == 0 ? 0 : ~0ULL << wordBits;
uint64_t *newVal = getMemory(wordsAfter);
if (wordsBefore == 1)
newVal[0] = VAL | mask;