#ifndef EIGEN_WARNINGS_DISABLED
#define EIGEN_WARNINGS_DISABLED
#ifdef _MSC_VER
// 4100 - unreferenced formal parameter (occurred e.g. in aligned_allocator::destroy(pointer p))
// 4101 - unreferenced local variable
// 4127 - conditional expression is constant
// 4181 - qualifier applied to reference type ignored
// 4211 - nonstandard extension used : redefined extern to static
// 4244 - 'argument' : conversion from 'type1' to 'type2', possible loss of data
// 4273 - QtAlignedMalloc, inconsistent DLL linkage
// 4324 - structure was padded due to declspec(align())
// 4512 - assignment operator could not be generated
// 4522 - 'class' : multiple assignment operators specified
// 4700 - uninitialized local variable 'xyz' used
// 4717 - 'function' : recursive on all control paths, function will cause runtime stack overflow
#ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
#pragma warning( push )
#endif
#pragma warning( disable : 4100 4101 4127 4181 4211 4244 4273 4324 4512 4522 4700 4717 )
#elif defined __INTEL_COMPILER
// 2196 - routine is both "inline" and "noinline" ("noinline" assumed)
// ICC 12 generates this warning even without any inline keyword, when defining class methods 'inline' i.e. inside of class body
// typedef that may be a reference type.
// 279 - controlling expression is constant
// ICC 12 generates this warning on assert(constant_expression_depending_on_template_params) and frankly this is a legitimate use case.
#ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
#pragma warning push
#endif
#pragma warning disable 2196 279
#elif defined __clang__
// -Wconstant-logical-operand - warning: use of logical && with constant operand; switch to bitwise & or remove constant
// this is really a stupid warning as it warns on compile-time expressions involving enums
#ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
#pragma clang diagnostic push
#endif
#pragma clang diagnostic ignored "-Wconstant-logical-operand"
#endif
#endif // not EIGEN_WARNINGS_DISABLED