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Some of our unit tests require mathematical constants and thus we rely on non-ansi code.

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It seems as if the new standard removed pow(T,int).
M_PIL is only defined when _GNU_SOURCE is defined.
This commit is contained in:
Hauke Heibel 2009-11-30 16:54:04 +01:00
parent 4b1aca2288
commit 66534b782c
3 changed files with 7 additions and 3 deletions
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2
cmake/EigenTesting.cmake
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@ -223,7 +223,7 @@ if(CMAKE_COMPILER_IS_GNUCXX)
set(COVERAGE_FLAGS "")
endif(EIGEN_COVERAGE_TESTING)
if(EIGEN_TEST_RVALUE_REF_SUPPORT OR EIGEN_TEST_C++0x)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++0x")
endif(EIGEN_TEST_RVALUE_REF_SUPPORT OR EIGEN_TEST_C++0x)
if(CMAKE_SYSTEM_NAME MATCHES Linux)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COVERAGE_FLAGS} -g2")

4
unsupported/Eigen/src/MatrixFunctions/MatrixExponential.h
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@ -272,7 +272,7 @@ void MatrixExponential<MatrixType>::computeUV(float)
} else {
const float maxnorm = 3.925724783138660f;
m_squarings = std::max(0, (int)ceil(log2(m_l1norm / maxnorm)));
MatrixType A = *m_M / std::pow(Scalar(2), m_squarings);
MatrixType A = *m_M / std::pow(Scalar(2), Scalar(m_squarings));
pade7(A);
}
}
@ -291,7 +291,7 @@ void MatrixExponential<MatrixType>::computeUV(double)
} else {
const double maxnorm = 5.371920351148152;
m_squarings = std::max(0, (int)ceil(log2(m_l1norm / maxnorm)));
MatrixType A = *m_M / std::pow(Scalar(2), m_squarings);
MatrixType A = *m_M / std::pow(Scalar(2), Scalar(m_squarings));
pade13(A);
}
}

4
unsupported/test/FFT.cpp
View File

@ -47,7 +47,11 @@ complex<long double> promote(long double x) { return complex<long double>( x);
cerr <<"idx\ttruth\t\tvalue\t|dif|=\n";
for (size_t k0=0;k0<size_t(fftbuf.size());++k0) {
complex<long double> acc = 0;
#ifdef _GNU_SOURCE
long double phinc = -2.*k0* M_PIl / timebuf.size();
#else
long double phinc = -2.*k0* M_PI / timebuf.size();
#endif
for (size_t k1=0;k1<size_t(timebuf.size());++k1) {
acc += promote( timebuf[k1] ) * exp( complex<long double>(0,k1*phinc) );
}