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MdePkg: Add STATIC_ASSERT macro

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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=2048

Provide a macro for compile time assertions.
Equivalent to C11 static_assert macro from assert.h.

Signed-off-by: Vitaly Cheptsov <vit9696@protonmail.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Acked-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Vitaly Cheptsov via Groups.Io
2019-08-17 07:28:14 +08:00
committed by Liming Gao
parent 5e5abfcab4
commit 204ae9da23
1 changed files with 14 additions and 0 deletions
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14
MdePkg/Include/Base.h
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@@ -843,6 +843,20 @@ typedef UINTN *BASE_LIST;
#define OFFSET_OF(TYPE, Field) ((UINTN) &(((TYPE *)0)->Field))
#endif
/**
Portable definition for compile time assertions.
Equivalent to C11 static_assert macro from assert.h.
@param Expression Boolean expression.
@param Message Raised compiler diagnostic message when expression is false.
**/
#ifdef _MSC_EXTENSIONS
#define STATIC_ASSERT static_assert
#else
#define STATIC_ASSERT _Static_assert
#endif
/**
Macro that returns a pointer to the data structure that contains a specified field of
that data structure. This is a lightweight method to hide information by placing a