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Fix hypot() and hypotNorm() wrt NaN and INF values.

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This commit is contained in:
Gael Guennebaud
2014-09-02 16:09:39 +02:00
parent a44a343f03
commit 42e27d41a2
3 changed files with 26 additions and 11 deletions
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8
test/stable_norm.cpp
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@@ -135,7 +135,7 @@ template<typename MatrixType> void stable_norm(const MatrixType& m)
VERIFY(!isFinite(v.norm())); VERIFY(isNaN(v.norm()));
VERIFY(!isFinite(v.stableNorm())); VERIFY(isNaN(v.stableNorm()));
VERIFY(!isFinite(v.blueNorm())); VERIFY(isNaN(v.blueNorm()));
// VERIFY(!isFinite(v.hypotNorm())); //VERIFY(isNaN(v.hypotNorm()));
VERIFY(!isFinite(v.hypotNorm())); VERIFY(isNaN(v.hypotNorm()));
}
// +inf
@@ -146,7 +146,7 @@ template<typename MatrixType> void stable_norm(const MatrixType& m)
VERIFY(!isFinite(v.norm())); VERIFY(isInf(v.norm()));
VERIFY(!isFinite(v.stableNorm())); VERIFY(isInf(v.stableNorm()));
VERIFY(!isFinite(v.blueNorm())); VERIFY(isInf(v.blueNorm()));
// VERIFY(!isFinite(v.hypotNorm())); //VERIFY(isInf(v.hypotNorm()));
VERIFY(!isFinite(v.hypotNorm())); VERIFY(isInf(v.hypotNorm()));
}
// -inf
@@ -157,7 +157,7 @@ template<typename MatrixType> void stable_norm(const MatrixType& m)
VERIFY(!isFinite(v.norm())); VERIFY(isInf(v.norm()));
VERIFY(!isFinite(v.stableNorm())); VERIFY(isInf(v.stableNorm()));
VERIFY(!isFinite(v.blueNorm())); VERIFY(isInf(v.blueNorm()));
// VERIFY(!isFinite(v.hypotNorm())); VERIFY(isInf(v.hypotNorm()));
VERIFY(!isFinite(v.hypotNorm())); VERIFY(isInf(v.hypotNorm()));
}
// mix
@@ -171,7 +171,7 @@ template<typename MatrixType> void stable_norm(const MatrixType& m)
VERIFY(!isFinite(v.norm())); VERIFY(isNaN(v.norm()));
VERIFY(!isFinite(v.stableNorm())); VERIFY(isNaN(v.stableNorm()));
VERIFY(!isFinite(v.blueNorm())); VERIFY(isNaN(v.blueNorm()));
// VERIFY(!isFinite(v.hypotNorm())); VERIFY(isNaN(v.hypotNorm()));
VERIFY(!isFinite(v.hypotNorm())); VERIFY(isNaN(v.hypotNorm()));
}
}