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StaticAssert: Avoid unused typedef messages from gcc

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Henry Weller
2016-03-04 11:29:37 +00:00
parent 41594f70eb
commit 8b8d0a02ba
1 changed files with 7 additions and 1 deletions
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8
src/OpenFOAM/db/error/StaticAssert.H
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@ -67,12 +67,18 @@ class StaticAssertionTest {};
#define StaticAssertMacro1(X,Y) StaticAssertMacro2(X,Y)
#define StaticAssertMacro2(X,Y) X##Y
#ifdef __GNUC__
#define StaticAssertUnusedTypedef __attribute__((unused))
#else
#define StaticAssertUnusedTypedef
#endif
//- Assert that some test is true at compile-time
#define StaticAssert(Test) \
typedef ::Foam::StaticAssertionTest \
< \
sizeof( ::Foam::StaticAssertionFailed<((Test) ? true : false)>) \
> StaticAssertMacro(StaticAssertionTest, __LINE__)
> StaticAssertMacro(StaticAssertionTest, __LINE__) StaticAssertUnusedTypedef
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //