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Add SetGlobalParam, GetGlobalParam, ResetAllGlobalParams to Go bindings (#9179)

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Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
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Copilot 2026-03-31 09:48:37 -07:00 • committed by GitHub
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27
src/api/go/z3.go
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@ -815,6 +815,33 @@ func (c *Context) MkLambdaConst(bound []*Expr, body *Expr) *Lambda {
return newLambda(c, ptr)
}
// SetGlobalParam sets a global Z3 parameter.
func SetGlobalParam(id, value string) {
cID := C.CString(id)
cValue := C.CString(value)
defer C.free(unsafe.Pointer(cID))
defer C.free(unsafe.Pointer(cValue))
C.Z3_global_param_set(cID, cValue)
}
// GetGlobalParam retrieves the value of a global Z3 parameter.
// Returns the value and true if the parameter exists, or empty string and false otherwise.
func GetGlobalParam(id string) (string, bool) {
cID := C.CString(id)
defer C.free(unsafe.Pointer(cID))
var cValue C.Z3_string
ok := C.Z3_global_param_get(cID, &cValue)
if ok == C.bool(false) {
return "", false
}
return C.GoString(cValue), true
}
// ResetAllGlobalParams resets all global Z3 parameters to their default values.
func ResetAllGlobalParams() {
C.Z3_global_param_reset_all()
}
// astVectorToExprs converts a Z3_ast_vector to a slice of Expr.
// This function properly manages the reference count of the vector by
// incrementing it on entry and decrementing it on exit.