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1 #ifndef EIGEN_WARNINGS_DISABLED
2 #define EIGEN_WARNINGS_DISABLED
3 
4 #ifdef _MSC_VER
5   // 4100 - unreferenced formal parameter (occurred e.g. in aligned_allocator::destroy(pointer p))
6   // 4101 - unreferenced local variable
7   // 4127 - conditional expression is constant
8   // 4181 - qualifier applied to reference type ignored
9   // 4211 - nonstandard extension used : redefined extern to static
10   // 4244 - 'argument' : conversion from 'type1' to 'type2', possible loss of data
11   // 4273 - QtAlignedMalloc, inconsistent DLL linkage
12   // 4324 - structure was padded due to declspec(align())
13   // 4503 - decorated name length exceeded, name was truncated
14   // 4512 - assignment operator could not be generated
15   // 4522 - 'class' : multiple assignment operators specified
16   // 4700 - uninitialized local variable 'xyz' used
17   // 4714 - function marked as __forceinline not inlined
18   // 4717 - 'function' : recursive on all control paths, function will cause runtime stack overflow
19   // 4800 - 'type' : forcing value to bool 'true' or 'false' (performance warning)
20   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
21     #pragma warning( push )
22   #endif
23   #pragma warning( disable : 4100 4101 4127 4181 4211 4244 4273 4324 4503 4512 4522 4700 4714 4717 4800)
24 
25 #elif defined __INTEL_COMPILER
26   // 2196 - routine is both "inline" and "noinline" ("noinline" assumed)
27   //        ICC 12 generates this warning even without any inline keyword, when defining class methods 'inline' i.e. inside of class body
28   //        typedef that may be a reference type.
29   // 279  - controlling expression is constant
30   //        ICC 12 generates this warning on assert(constant_expression_depending_on_template_params) and frankly this is a legitimate use case.
31   // 1684 - conversion from pointer to same-sized integral type (potential portability problem)
32   // 2259 - non-pointer conversion from "Eigen::Index={ptrdiff_t={long}}" to "int" may lose significant bits
33   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
34     #pragma warning push
35   #endif
36   #pragma warning disable 2196 279 1684 2259
37 
38 #elif defined __clang__
39   // -Wconstant-logical-operand - warning: use of logical && with constant operand; switch to bitwise & or remove constant
40   //     this is really a stupid warning as it warns on compile-time expressions involving enums
41   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
42     #pragma clang diagnostic push
43   #endif
44   #pragma clang diagnostic ignored "-Wconstant-logical-operand"
45 
46 #elif defined __GNUC__ && __GNUC__>=6
47 
48   #ifndef EIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS
49     #pragma GCC diagnostic push
50   #endif
51   #pragma GCC diagnostic ignored "-Wignored-attributes"
52 
53 #endif
54 
55 #if defined __NVCC__
56   // Disable the "statement is unreachable" message
57   #pragma diag_suppress code_is_unreachable
58   // Disable the "dynamic initialization in unreachable code" message
59   #pragma diag_suppress initialization_not_reachable
60   // Disable the "invalid error number" message that we get with older versions of nvcc
61   #pragma diag_suppress 1222
62   // 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)
63   #pragma diag_suppress 2527
64   #pragma diag_suppress 2529
65   #pragma diag_suppress 2651
66   #pragma diag_suppress 2653
67   #pragma diag_suppress 2668
68   #pragma diag_suppress 2669
69   #pragma diag_suppress 2670
70   #pragma diag_suppress 2671
71   #pragma diag_suppress 2735
72   #pragma diag_suppress 2737
73 #endif
74 
75 #endif // not EIGEN_WARNINGS_DISABLED
76