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Don't attempt to mask no bits

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llvm-svn: 42909
This commit is contained in:
Neil Booth 2007-10-12 15:31:31 +00:00
parent a75e4a62e6
commit 39cc673e61
1 changed files with 2 additions and 1 deletions
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3
lib/Support/APInt.cpp
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@ -2212,7 +2212,8 @@ APInt::tcExtract(integerPart *dst, unsigned int dstCount, const integerPart *src
dst[dstParts - 1] |= ((src[firstSrcPart + dstParts] & mask)
<< n % integerPartWidth);
} else if (n > srcBits) {
dst[dstParts - 1] &= lowBitMask (srcBits % integerPartWidth);
if (srcBits % integerPartWidth)
dst[dstParts - 1] &= lowBitMask (srcBits % integerPartWidth);
}
/* Clear high parts. */