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workaround clang's broken complex division

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This commit is contained in:
Gael Guennebaud 2015-06-17 15:33:09 +02:00
parent ab5db86fe9
commit 40f326ef2e
1 changed files with 11 additions and 0 deletions
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11
test/array.cpp
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@ -346,7 +346,18 @@ template<typename ArrayType> void array_complex(const ArrayType& m)
std::complex<RealScalar> zero(0.0,0.0); std::complex<RealScalar> zero(0.0,0.0);
VERIFY(isnan(m1*zero/zero).all()); VERIFY(isnan(m1*zero/zero).all());
#if EIGEN_COMP_CLANG
// clang's complex division is notoriously broken
if(numext::isinf(m1(0,0)/Scalar(0))) {
#endif
VERIFY(isinf(m1/zero).all()); VERIFY(isinf(m1/zero).all());
#if EIGEN_COMP_CLANG
}
else
{
VERIFY(isinf(m1.real()/zero.real()).all());
}
#endif
VERIFY((isfinite(m1) && !isfinite(m1*zero/zero) && !isfinite(m1/zero)).all()); VERIFY((isfinite(m1) && !isfinite(m1*zero/zero) && !isfinite(m1/zero)).all());
VERIFY_IS_APPROX(inverse(inverse(m1)),m1); VERIFY_IS_APPROX(inverse(inverse(m1)),m1);