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Make lbool explicitly signed #650

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Jul 11, 2024
Merged

Make lbool explicitly signed #650

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4 changes: 3 additions & 1 deletion lib/abcsat/abc/satVec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -130,7 +130,9 @@ static inline void vecp_remove(vecp* v, void* e)
typedef int lit;
typedef int cla;

typedef char lbool;
// Explicitly make it signed so promotion-to-int behavior doesn't vary
// across platforms that define signedness of char differently.
typedef signed char lbool;

// CryptoMinisat defines it's own var_Undef values.
// When it's included we prefer the ABC version instead.
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4 changes: 3 additions & 1 deletion lib/bill/bill/sat/solver/abc/satVec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -130,7 +130,9 @@ static inline void vecp_remove(vecp* v, void* e)
typedef int lit;
typedef int cla;

typedef char lbool;
// Explicitly make it signed so promotion-to-int behavior doesn't vary
// across platforms that define signedness of char differently.
typedef signed char lbool;

// CryptoMinisat defines it's own var_Undef values.
// When it's included we prefer the ABC version instead.
Expand Down
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