Core/util/DisableStupidWarnings.h

0001 #ifndef EIGEN_WARNINGS_DISABLED
0002 #define EIGEN_WARNINGS_DISABLED
0003
0004 #ifdef _MSC_VER
0005   // 4100 - unreferenced formal parameter (occurred e.g. in aligned_allocator::destroy(pointer p))
0006   // 4101 - unreferenced local variable
0007   // 4181 - qualifier applied to reference type ignored
0008   // 4211 - nonstandard extension used : redefined extern to static
0009   // 4244 - 'argument' : conversion from 'type1' to 'type2', possible loss of data
0010   // 4273 - QtAlignedMalloc, inconsistent DLL linkage
0011   // 4324 - structure was padded due to declspec(align())
0012   // 4503 - decorated name length exceeded, name was truncated
0013   // 4512 - assignment operator could not be generated
0014   // 4522 - 'class' : multiple assignment operators specified
0015   // 4700 - uninitialized local variable 'xyz' used
0016   // 4714 - function marked as __forceinline not inlined
0017   // 4717 - 'function' : recursive on all control paths, function will cause runtime stack overflow
0018   // 4800 - 'type' : forcing value to bool 'true' or 'false' (performance warning)
0019   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
0020     #pragma warning( push )
0021   #endif
0022   #pragma warning( disable : 4100 4101 4181 4211 4244 4273 4324 4503 4512 4522 4700 4714 4717 4800)
0023
0024 #elif defined __INTEL_COMPILER
0025   // 2196 - routine is both "inline" and "noinline" ("noinline" assumed)
0026   //        ICC 12 generates this warning even without any inline keyword, when defining class methods 'inline' i.e. inside of class body
0027   //        typedef that may be a reference type.
0028   // 279  - controlling expression is constant
0029   //        ICC 12 generates this warning on assert(constant_expression_depending_on_template_params) and frankly this is a legitimate use case.
0030   // 1684 - conversion from pointer to same-sized integral type (potential portability problem)
0031   // 2259 - non-pointer conversion from "Eigen::Index={ptrdiff_t={long}}" to "int" may lose significant bits
0032   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
0033     #pragma warning push
0034   #endif
0035   #pragma warning disable 2196 279 1684 2259
0036
0037 #elif defined __clang__
0038   // -Wconstant-logical-operand - warning: use of logical && with constant operand; switch to bitwise & or remove constant
0039   //     this is really a stupid warning as it warns on compile-time expressions involving enums
0040   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
0041     #pragma clang diagnostic push
0042   #endif
0043   #pragma clang diagnostic ignored "-Wconstant-logical-operand"
0044   #if __clang_major__ >= 3 && __clang_minor__ >= 5
0045     #pragma clang diagnostic ignored "-Wabsolute-value"
0046   #endif
0047   #if __clang_major__ >= 10
0048     #pragma clang diagnostic ignored "-Wimplicit-int-float-conversion"
0049   #endif
0050   #if ( defined(__ALTIVEC__) || defined(__VSX__) ) && __cplusplus < 201103L
0051     // warning: generic selections are a C11-specific feature
0052     // ignoring warnings thrown at vec_ctf in Altivec/PacketMath.h
0053     #pragma clang diagnostic ignored "-Wc11-extensions"
0054   #endif
0055
0056 #elif defined __GNUC__
0057
0058   #if (!defined(EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS)) &&  (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
0059     #pragma GCC diagnostic push
0060   #endif
0061   // g++ warns about local variables shadowing member functions, which is too strict
0062   #pragma GCC diagnostic ignored "-Wshadow"
0063   #if __GNUC__ == 4 && __GNUC_MINOR__ < 8
0064     // Until g++-4.7 there are warnings when comparing unsigned int vs 0, even in templated functions:
0065     #pragma GCC diagnostic ignored "-Wtype-limits"
0066   #endif
0067   #if __GNUC__>=6
0068     #pragma GCC diagnostic ignored "-Wignored-attributes"
0069   #endif
0070   #if __GNUC__==7
0071     // See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89325
0072     #pragma GCC diagnostic ignored "-Wattributes"
0073   #endif
0074 #endif
0075
0076 #if defined __NVCC__
0077   #pragma diag_suppress boolean_controlling_expr_is_constant
0078   // Disable the "statement is unreachable" message
0079   #pragma diag_suppress code_is_unreachable
0080   // Disable the "dynamic initialization in unreachable code" message
0081   #pragma diag_suppress initialization_not_reachable
0082   // Disable the "invalid error number" message that we get with older versions of nvcc
0083   #pragma diag_suppress 1222
0084   // Disable the "calling a __host__ function from a __host__ __device__ function is not allowed" messages (yes, there are many of them and they seem to change with every version of the compiler)
0085   #pragma diag_suppress 2527
0086   #pragma diag_suppress 2529
0087   #pragma diag_suppress 2651
0088   #pragma diag_suppress 2653
0089   #pragma diag_suppress 2668
0090   #pragma diag_suppress 2669
0091   #pragma diag_suppress 2670
0092   #pragma diag_suppress 2671
0093   #pragma diag_suppress 2735
0094   #pragma diag_suppress 2737
0095   #pragma diag_suppress 2739
0096 #endif
0097
0098 #else
0099 // warnings already disabled:
0100 # ifndef EIGEN_WARNINGS_DISABLED_2
0101 #  define EIGEN_WARNINGS_DISABLED_2
0102 # elif defined(EIGEN_INTERNAL_DEBUGGING)
0103 #  error "Do not include \"DisableStupidWarnings.h\" recursively more than twice!"
0104 # endif
0105
0106 #endif // not EIGEN_WARNINGS_DISABLED