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debug: use macros for DEBUG_ONLY macro

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This commit is contained in:
Danny Robson 2018-03-20 14:49:46 +11:00
parent 8212048750
commit 0cf530c2de
1 changed files with 12 additions and 2 deletions
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14
debug.hpp
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@ -36,8 +36,18 @@
///---------------------------------------------------------------------------- ///----------------------------------------------------------------------------
/// enable some code only if assertions et al are enabled /// enable some code only if assertions are enabled
#define DEBUG_ONLY(X) do { if constexpr (debug_enabled) { X } } while (0) ///
/// explicitly does not use constexpr if to remove the code as some paths may
/// refer to variables which do not always exist, and current compiler
/// implementations are a little picky here.
#ifndef NDEBUG
#define DEBUG_ONLY(X) do { X; } while (0)
#else
#define DEBUG_ONLY(X) do { ; } while (0)
#endif
//#define DEBUG_ONLY(X) do { if constexpr (debug_enabled) { X } } while (0)
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////