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add alternative macro without C casts to avoid Cppcheck warnings

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Konstantinos Margaritis 2024-05-16 15:58:02 +03:00
parent 1290733c89
commit 59b4e082a8
1 changed files with 9 additions and 0 deletions
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9
src/nfa/nfa_internal.h
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2015-2020, Intel Corporation
* Copyright (c) 2024, VectorCamp PC
* Copyright (c) 2021, Arm Limited
*
* Redistribution and use in source and binary forms, with or without
@ -133,6 +134,7 @@ struct ALIGN_CL_DIRECTIVE NFA {
/* Note: implementation (e.g. a LimEx) directly follows struct in memory */
} ;
#ifndef __cplusplus
// Accessor macro for the implementation NFA: we do things this way to avoid
// type-punning warnings.
#define getImplNfa(nfa) \
@ -140,6 +142,13 @@ struct ALIGN_CL_DIRECTIVE NFA {
// Non-const version of the above, used at compile time.
#define getMutableImplNfa(nfa) ((char *)(nfa) + sizeof(struct NFA))
#else
// Same versions without C casts to avoid Cppcheck warnings
#define getImplNfa(nfa) \
(reinterpret_cast<const void *>(reinterpret_cast<const char *>(nfa) + sizeof(struct NFA)))
#define getMutableImplNfa(nfa) (reinterpret_cast<char *>(nfa) + sizeof(struct NFA))
#endif
static really_inline u32 nfaAcceptsEod(const struct NFA *nfa) {
return nfa->flags & NFA_ACCEPTS_EOD;