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Workaround for MCST-LCC compiler < 1.28 version

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mcst-lcc < 1.28 does not support __builtin_alloca_with_align()
Ref: http://mcst.ru/lcc
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r-a-sattarov 2024-02-01 22:37:14 +03:00 committed by Daniel Gibson
parent 8a3e0a328f
commit 6ed10c1dac
1 changed files with 6 additions and 4 deletions
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10
neo/sys/platform.h
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@ -185,12 +185,14 @@ If you have questions concerning this license or the applicable additional terms
// Unix
#ifdef __unix__
#ifdef __GNUC__
#define _alloca16( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca_with_align( (x), 16*8 ) )
#define _alloca( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca( (x) ) )
#else
#if !defined(__GNUC__) || (defined(__MCST__) && __LCC__ < 128)
// MCST-LCC < 1.28 does not support __builtin_alloca_with_align()
#define _alloca( x ) (({assert( (x)<ID_MAX_ALLOCA_SIZE );}), alloca( (x) ))
#define _alloca16( x ) (({assert( (x)<ID_MAX_ALLOCA_SIZE );}),((void *)((((uintptr_t)alloca( (x)+15 )) + 15) & ~15)))
#else
// GCC, CLANG, MCST-LCC >= 1.28
#define _alloca16( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca_with_align( (x), 16*8 ) )
#define _alloca( x ) ( ({assert((x)<ID_MAX_ALLOCA_SIZE);}), __builtin_alloca( (x) ) )
#endif
#ifdef GAME_DLL