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improve portability to minix, patch by

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Kees van Reeuwijk for PR6704


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99677 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-26 23:54:15 +00:00
parent 9ee9d7d493
commit 67eadb397a
1 changed files with 2 additions and 2 deletions
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4
lib/Support/APInt.cpp
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@ -1382,8 +1382,8 @@ APInt APInt::sqrt() const {
// libc sqrt function which will probably use a hardware sqrt computation.
// This should be faster than the algorithm below.
if (magnitude < 52) {
#ifdef _MSC_VER
// Amazingly, VC++ doesn't have round().
#if defined( _MSC_VER ) || defined(_MINIX)
// Amazingly, VC++ and Minix don't have round().
return APInt(BitWidth,
uint64_t(::sqrt(double(isSingleWord()?VAL:pVal[0]))) + 0.5);
#else