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https://github.com/Z3Prover/z3
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moderate exception behavior for issue #861
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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parent
447c97a783
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@ -345,7 +345,7 @@ namespace z3 {
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object(context & c):m_ctx(&c) {}
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object(object const & s):m_ctx(s.m_ctx) {}
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context & ctx() const { return *m_ctx; }
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void check_error() const { m_ctx->check_error(); }
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Z3_error_code check_error() const { return m_ctx->check_error(); }
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friend void check_context(object const & a, object const & b);
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};
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inline void check_context(object const & a, object const & b) { assert(a.m_ctx == b.m_ctx); }
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@ -687,12 +687,18 @@ namespace z3 {
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/**
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\brief Return int value of numeral, throw if result cannot fit in
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machine int
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It only makes sense to use this function if the caller can ensure that
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the result is an integer or if exceptions are enabled.
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If exceptions are disabled, then use the the is_numeral_i function.
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\pre is_numeral()
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*/
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int get_numeral_int() const {
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int result = 0;
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if (!is_numeral_i(result) && ctx().enable_exceptions()) {
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if (!is_numeral_i(result)) {
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assert(ctx().enable_exceptions());
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if (!ctx().enable_exceptions()) return 0;
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throw exception("numeral does not fit in machine int");
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}
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return result;
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@ -701,13 +707,18 @@ namespace z3 {
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/**
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\brief Return uint value of numeral, throw if result cannot fit in
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machine uint
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It only makes sense to use this function if the caller can ensure that
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the result is an integer or if exceptions are enabled.
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If exceptions are disabled, then use the the is_numeral_u function.
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\pre is_numeral()
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*/
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unsigned get_numeral_uint() const {
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assert(is_numeral());
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unsigned result = 0;
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if (!is_numeral_u(result) && ctx().enable_exceptions()) {
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if (!is_numeral_u(result)) {
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assert(ctx().enable_exceptions());
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if (!ctx().enable_exceptions()) return 0;
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throw exception("numeral does not fit in machine uint");
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}
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return result;
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@ -722,7 +733,9 @@ namespace z3 {
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__int64 get_numeral_int64() const {
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assert(is_numeral());
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__int64 result = 0;
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if (!is_numeral_i64(result) && ctx().enable_exceptions()) {
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if (!is_numeral_i64(result)) {
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assert(ctx().enable_exceptions());
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if (!ctx().enable_exceptions()) return 0;
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throw exception("numeral does not fit in machine __int64");
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}
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return result;
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@ -737,7 +750,9 @@ namespace z3 {
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__uint64 get_numeral_uint64() const {
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assert(is_numeral());
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__uint64 result = 0;
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if (!is_numeral_u64(result) && ctx().enable_exceptions()) {
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if (!is_numeral_u64(result)) {
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assert(ctx().enable_exceptions());
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if (!ctx().enable_exceptions()) return 0;
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throw exception("numeral does not fit in machine __uint64");
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}
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return result;
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