Amesos2 - Direct Sparse Solver Interfaces Version of the Day
Amesos2_ctassert.hpp
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00043 
00044 
00053 /* ETB: I think the Teuchos CompileTimeAssert class is backwards
00054  * (i.e. if the test evaluates to true, a compile-time error is
00055  * thrown), so I'm defining my own.
00056  *
00057  * This definition is based off a Dr Dobb's article on compile-time
00058  * assertions.
00059  */
00060 
00061 #ifndef AMESOS2_CTASSERT_HPP
00062 #define AMESOS2_CTASSERT_HPP
00063 
00064 namespace Amesos2{
00065   
00066   template <bool assertion>
00067   struct ctassert {
00068     enum { N = 1 - 2*int(!assertion) };
00069     //  1 if assertion is true
00070     // -1 if assertion is false
00071     static char A[N];
00072   };
00073 
00074   template <bool assertion>
00075   char ctassert<assertion>::A[N];
00076 
00077 }
00078 
00079 #endif  // AMESOS2_CTASSERT_HPP