comparison DEPENDENCIES/generic/include/boost/wave/grammars/cpp_expression_value.hpp @ 16:2665513ce2d3

Add boost headers

+/*=============================================================================
+    Boost.Wave: A Standard compliant C++ preprocessor library
+
+    http://www.boost.org/
+
+    Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
+    Software License, Version 1.0. (See accompanying file
+    LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+=============================================================================*/
+
+#if !defined(CPP_EXPRESSION_VALUE_HPP_452FE66D_8754_4107_AF1E_E42255A0C18A_INCLUDED)
+#define CPP_EXPRESSION_VALUE_HPP_452FE66D_8754_4107_AF1E_E42255A0C18A_INCLUDED
+
+#if defined (BOOST_SPIRIT_DEBUG)
+#include <iostream>
+#endif // defined(BOOST_SPIRIT_DEBUG)
+
+#include <boost/wave/wave_config.hpp>
+#include <boost/wave/grammars/cpp_value_error.hpp> // value_error
+
+// this must occur after all of the includes and before any code appears
+#ifdef BOOST_HAS_ABI_HEADERS
+#include BOOST_ABI_PREFIX
+#endif
+
+///////////////////////////////////////////////////////////////////////////////
+namespace boost {
+namespace wave {
+namespace grammars {
+namespace closures {
+
+class closure_value;
+inline bool as_bool(closure_value const& v);
+
+///////////////////////////////////////////////////////////////////////////////
+//
+//  The closure_value class represents the closure type, which is used for the 
+//  expression grammar. 
+//
+//      This class was introduced to allow the expression grammar to respect 
+//      the numeric type of a numeric literal or expression result.
+//
+///////////////////////////////////////////////////////////////////////////////
+class closure_value {
+public:
+
+    enum value_type {
+        is_int = 1,
+        is_uint = 2,
+        is_bool = 3
+    };
+    
+    closure_value(value_error valid_ = error_noerror) 
+    : type(is_int), valid(valid_) 
+    { value.i = 0; }
+    explicit closure_value(int i, value_error valid_ = error_noerror) 
+    : type(is_int), valid(valid_) 
+    { value.i = i; }
+    explicit closure_value(unsigned int ui, value_error valid_ = error_noerror) 
+    : type(is_uint), valid(valid_) 
+    { value.ui = ui; }
+    explicit closure_value(int_literal_type i, value_error valid_ = error_noerror) 
+    : type(is_int), valid(valid_) 
+    { value.i = i; }
+    explicit closure_value(uint_literal_type ui, value_error valid_ = error_noerror) 
+    : type(is_uint), valid(valid_) 
+    { value.ui = ui; }
+    explicit closure_value(bool b, value_error valid_ = error_noerror) 
+    : type(is_bool), valid(valid_) 
+    { value.b = b; }
+
+    value_type get_type() const { return type; }
+    value_error is_valid() const { return valid; }
+    
+// explicit conversion
+    friend int_literal_type as_int(closure_value const& v)
+    {
+        switch (v.type) {
+        case is_uint:   return v.value.ui;
+        case is_bool:   return v.value.b ? 1 : 0;
+        case is_int:    break;
+        }
+        return v.value.i;
+    }
+    friend uint_literal_type as_uint(closure_value const& v)
+    {
+        switch (v.type) {
+        case is_uint:   return v.value.ui;
+        case is_bool:   return v.value.b ? 1 : 0;
+        case is_int:    break;
+        }
+        return v.value.i;
+    }
+    friend int_literal_type as_long(closure_value const& v) 
+    {
+        switch (v.type) {
+        case is_uint:   return v.value.ui;
+        case is_bool:   return v.value.b ? 1 : 0;
+        case is_int:    break;
+        }
+        return v.value.i;
+    }
+    friend uint_literal_type as_ulong(closure_value const& v)
+    {
+        switch (v.type) {
+        case is_uint:   return v.value.ui;
+        case is_bool:   return v.value.b ? 1 : 0;
+        case is_int:    break;
+        }
+        return v.value.i;
+    }
+    friend bool as_bool(closure_value const& v)
+    {
+        switch (v.type) {
+        case is_uint:   return v.value.ui != 0;
+        case is_bool:   return v.value.b;
+        case is_int:    break;
+        }
+        return v.value.i != 0.0;
+    }
+
+// assignment    
+    closure_value &operator= (closure_value const &rhs)
+    {
+        switch (rhs.get_type()) {
+        case is_int:    
+            value.i = as_long(rhs); 
+            type = is_int;
+            break;
+        
+        case is_uint:   
+            value.ui = as_ulong(rhs); 
+            type = is_uint;
+            break;
+        
+        case is_bool:   
+            value.b = as_bool(rhs);
+            type = is_bool;
+            break;
+        }
+        valid = rhs.valid;
+        return *this;
+    }
+    closure_value &operator= (int rhs)
+    {
+        type = is_int;
+        value.i = rhs;
+        valid = error_noerror;
+        return *this;
+    }
+    closure_value &operator= (unsigned int rhs)
+    {
+        type = is_uint;
+        value.ui = rhs;
+        valid = error_noerror;
+        return *this;
+    }
+    closure_value &operator= (int_literal_type rhs)
+    {
+        type = is_int;
+        value.i = rhs;
+        valid = error_noerror;
+        return *this;
+    }
+    closure_value &operator= (uint_literal_type rhs)
+    {
+        type = is_uint;
+        value.ui = rhs;
+        valid = error_noerror;
+        return *this;
+    }
+    closure_value &operator= (bool rhs)
+    {
+        type = is_bool;
+        value.b = rhs;
+        valid = error_noerror;
+        return *this;
+    }
+
+// arithmetics
+    closure_value &operator+= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_int:    
+            switch(rhs.type) {
+            case is_bool:
+                {
+                    int_literal_type result = value.i + as_long(rhs); 
+                    if ((rhs.value.i > 0L && value.i > result) || 
+                        (rhs.value.i < 0L && value.i < result))
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i = result;
+                    }
+                }
+                break;
+                
+            case is_int:
+                {
+                    int_literal_type result = value.i + rhs.value.i;
+                    if ((rhs.value.i > 0L && value.i > result) || 
+                        (rhs.value.i < 0L && value.i < result))
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i = result;
+                    }
+                }
+                break;
+                
+            case is_uint:
+                {
+                    uint_literal_type result = value.ui + rhs.value.ui; 
+                    if (result < value.ui) {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                        type = is_uint; 
+                    }
+                }
+                break;
+            }
+            break;
+            
+        case is_uint:
+            {
+                uint_literal_type result = value.ui + as_ulong(rhs); 
+                if (result < value.ui) {
+                    valid = error_integer_overflow;
+                }
+                else {
+                    value.ui = result;
+                }
+            }
+            break;
+            
+        case is_bool:   
+            value.i = value.b + as_bool(rhs);
+            type = is_int;
+        }
+        valid = (value_error)(valid | rhs.valid);
+        return *this;
+    }
+    closure_value &operator-= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_int:
+            switch(rhs.type) {
+            case is_bool:
+                {
+                    int_literal_type result = value.i - as_long(rhs); 
+                    if ((rhs.value.i > 0L && result > value.i) || 
+                        (rhs.value.i < 0L && result < value.i))
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i = result;
+                    }
+                }
+                break;
+
+            case is_int:
+                {
+                    int_literal_type result = value.i - rhs.value.i;
+                    if ((rhs.value.i > 0L && result > value.i) || 
+                        (rhs.value.i < 0L && result < value.i))
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i = result;
+                    }
+                }
+                break;
+                
+            case is_uint:
+                {
+                    uint_literal_type result = value.ui - rhs.value.ui; 
+                    if (result > value.ui) {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                        type = is_uint; 
+                    }
+                }
+                break;
+            }
+            break;
+            
+        case is_uint:
+            switch(rhs.type) {
+            case is_bool:
+                {
+                    uint_literal_type result = value.ui - as_ulong(rhs); 
+                    if (result > value.ui)
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                    }
+                }
+                break;
+
+            case is_int:
+                {
+                    uint_literal_type result = value.ui - rhs.value.i;
+                    if ((rhs.value.i > 0L && result > value.ui) || 
+                        (rhs.value.i < 0L && result < value.ui))
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                    }
+                }
+                break;
+                
+            case is_uint:
+                {
+                    uint_literal_type result = value.ui - rhs.value.ui; 
+                    if (result > value.ui) {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                    }
+                }
+                break;
+            }
+            break;
+
+        case is_bool:   
+            value.i = value.b - as_bool(rhs);
+            type = is_int;
+        }
+        valid = (value_error)(valid | rhs.valid);
+        return *this;
+    }
+    closure_value &operator*= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_int:    
+            switch(rhs.type) {
+            case is_bool:   value.i *= as_long(rhs); break;
+            case is_int:
+                {
+                    int_literal_type result = value.i * rhs.value.i; 
+                    if (0 != value.i && 0 != rhs.value.i &&
+                        (result / value.i != rhs.value.i ||
+                         result / rhs.value.i != value.i)
+                       )
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i = result;
+                    }
+                }
+                break;
+                
+            case is_uint:
+                {
+                    uint_literal_type result = value.ui * rhs.value.ui; 
+                    if (0 != value.ui && 0 != rhs.value.ui &&
+                        (result / value.ui != rhs.value.ui ||
+                         result / rhs.value.ui != value.ui)
+                       )
+                    {
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.ui = result;
+                        type = is_uint; 
+                    }
+                }
+                break;
+            }
+            break;
+            
+        case is_uint:
+            {
+                uint_literal_type rhs_val = as_ulong(rhs);
+                uint_literal_type result = value.ui * rhs_val; 
+                if (0 != value.ui && 0 != rhs_val &&
+                    (result / value.ui != rhs_val ||
+                      result / rhs_val != value.ui)
+                    )
+                {
+                    valid = error_integer_overflow;
+                }
+                else {
+                    value.ui = result;
+                    type = is_uint; 
+                }
+            }
+            break;
+            
+        case is_bool:
+            switch (rhs.type) {
+            case is_int:
+                value.i = (value.b ? 1 : 0) * rhs.value.i; 
+                type = is_int; 
+                break;
+                
+            case is_uint:
+                value.ui = (value.b ? 1 : 0) * rhs.value.ui; 
+                type = is_uint; 
+                break;
+                
+            case is_bool:
+                value.b = 0 != ((value.b ? 1 : 0) * (rhs.value.b ? 1 : 0));
+                break;
+            }
+        }
+        valid = (value_error)(valid | rhs.valid);
+        return *this;
+    }
+    closure_value &operator/= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_int:    
+            switch(rhs.type) {
+            case is_bool:   
+            case is_int:
+                if (as_long(rhs) != 0) {
+                    if (value.i == -value.i && -1 == rhs.value.i) {
+                    // LONG_MIN / -1 on two's complement
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i /= as_long(rhs); 
+                    }
+                }
+                else {
+                    valid = error_division_by_zero;   // division by zero
+                }
+                break;
+                
+            case is_uint:
+                if (rhs.value.ui != 0) {
+                    value.ui /= rhs.value.ui; 
+                    type = is_uint; 
+                }
+                else {
+                    valid = error_division_by_zero;      // division by zero
+                }
+                break;
+            }
+            break;
+            
+        case is_uint: 
+            if (as_ulong(rhs) != 0) 
+                value.ui /= as_ulong(rhs); 
+            else
+                valid = error_division_by_zero;         // division by zero
+            break;
+
+        case is_bool:  
+            if (as_bool(rhs)) {
+                switch(rhs.type) {
+                case is_int:
+                    value.i = (value.b ? 1 : 0) / rhs.value.i;
+                    type = is_int;
+                    break;
+                    
+                case is_uint:
+                    value.i = (value.b ? 1 : 0) / rhs.value.ui;
+                    type = is_int;
+                    break;
+                    
+                case is_bool:
+                    break;
+                }
+            }
+            else {
+                valid = error_division_by_zero;         // division by zero
+            }
+        }
+        return *this;
+    }
+    closure_value &operator%= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_int:    
+            switch(rhs.type) {
+            case is_bool:   
+            case is_int:
+                if (as_long(rhs) != 0) {
+                    if (value.i == -value.i && -1 == rhs.value.i) {
+                    // LONG_MIN % -1 on two's complement
+                        valid = error_integer_overflow;
+                    }
+                    else {
+                        value.i %= as_long(rhs); 
+                    }
+                }
+                else {
+                    valid = error_division_by_zero;      // division by zero
+                }
+                break;
+                
+            case is_uint:
+                if (rhs.value.ui != 0) {
+                    value.ui %= rhs.value.ui; 
+                    type = is_uint; 
+                }
+                else {
+                    valid = error_division_by_zero;      // division by zero
+                }
+                break;
+            }
+            break;
+            
+        case is_uint: 
+            if (as_ulong(rhs) != 0) 
+                value.ui %= as_ulong(rhs); 
+            else
+                valid = error_division_by_zero;      // division by zero
+            break;
+
+        case is_bool:  
+            if (as_bool(rhs)) {
+                switch(rhs.type) {
+                case is_int:
+                    value.i = (value.b ? 1 : 0) % rhs.value.i;
+                    type = is_int;
+                    break;
+                    
+                case is_uint:
+                    value.i = (value.b ? 1 : 0) % rhs.value.ui;
+                    type = is_int;
+                    break;
+                    
+                case is_bool:
+                    break;
+                }                    
+            }
+            else {
+                valid = error_division_by_zero;      // division by zero
+            }
+        }
+        return *this;
+    }
+
+    friend closure_value 
+    operator- (closure_value const &rhs)
+    {
+        switch (rhs.type) {
+        case is_int:
+            {
+                int_literal_type value = as_long(rhs);
+                if (value != 0 && value == -value)
+                    return closure_value(-value, error_integer_overflow);
+                return closure_value(-value, rhs.valid);
+            }
+            
+        case is_bool:   return closure_value(-as_long(rhs), rhs.valid); 
+        case is_uint:   break;
+        }
+
+        int_literal_type value = as_ulong(rhs);
+        if (value != 0 && value == -value)
+            return closure_value(-value, error_integer_overflow);
+        return closure_value(-value, rhs.valid);
+    }
+    friend closure_value 
+    operator~ (closure_value const &rhs)
+    {
+        return closure_value(~as_ulong(rhs), rhs.valid);  
+    }
+    friend closure_value 
+    operator! (closure_value const &rhs)
+    {
+        switch (rhs.type) {
+        case is_int:    return closure_value(!as_long(rhs), rhs.valid);
+        case is_bool:   return closure_value(!as_bool(rhs), rhs.valid); 
+        case is_uint:   break;
+        }
+        return closure_value(!as_ulong(rhs), rhs.valid);
+    }
+    
+// comparison
+    friend closure_value 
+    operator== (closure_value const &lhs, closure_value const &rhs)
+    {
+        bool cmp = false;
+        switch (lhs.type) {
+        case is_int:
+            switch(rhs.type) {
+            case is_bool:   cmp = as_bool(lhs) == rhs.value.b; break;
+            case is_int:    cmp = lhs.value.i == rhs.value.i; break;
+            case is_uint:   cmp = lhs.value.ui == rhs.value.ui; break;
+            }
+            break;
+            
+        case is_uint:   cmp = lhs.value.ui == as_ulong(rhs); break;
+        case is_bool:   cmp = lhs.value.b == as_bool(rhs); break;
+        }
+        return closure_value(cmp, (value_error)(lhs.valid | rhs.valid));
+    }
+    friend closure_value 
+    operator!= (closure_value const &lhs, closure_value const &rhs)
+    {
+        return closure_value(!as_bool(lhs == rhs), (value_error)(lhs.valid | rhs.valid));
+    }
+    friend closure_value 
+    operator> (closure_value const &lhs, closure_value const &rhs)
+    {
+        bool cmp = false;
+        switch (lhs.type) {
+        case is_int:
+            switch(rhs.type) {
+            case is_bool:   cmp = lhs.value.i > as_long(rhs); break;
+            case is_int:    cmp = lhs.value.i > rhs.value.i; break;
+            case is_uint:   cmp = lhs.value.ui > rhs.value.ui; break;
+            }
+            break;
+            
+        case is_uint:   cmp = lhs.value.ui > as_ulong(rhs); break;
+        case is_bool:   cmp = lhs.value.b > as_bool(rhs); break;
+        }
+        return closure_value(cmp, (value_error)(lhs.valid | rhs.valid));
+    }
+    friend closure_value 
+    operator< (closure_value const &lhs, closure_value const &rhs)
+    {
+        bool cmp = false;
+        switch (lhs.type) {
+        case is_int:
+            switch(rhs.type) {
+            case is_bool:   cmp = lhs.value.i < as_long(rhs); break;
+            case is_int:    cmp = lhs.value.i < rhs.value.i; break;
+            case is_uint:   cmp = lhs.value.ui < rhs.value.ui; break;
+            }
+            break;
+            
+        case is_uint:   cmp = lhs.value.ui < as_ulong(rhs); break;
+        case is_bool:   cmp = as_bool(lhs) < as_bool(rhs); break;
+        }
+        return closure_value(cmp, (value_error)(lhs.valid | rhs.valid));
+    }
+    friend closure_value 
+    operator<= (closure_value const &lhs, closure_value const &rhs)
+    {
+        return closure_value(!as_bool(lhs > rhs), (value_error)(lhs.valid | rhs.valid));
+    }
+    friend closure_value 
+    operator>= (closure_value const &lhs, closure_value const &rhs)
+    {
+        return closure_value(!as_bool(lhs < rhs), (value_error)(lhs.valid | rhs.valid));
+    }
+
+    closure_value &
+    operator<<= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_bool:
+        case is_int:
+            switch (rhs.type) {
+            case is_bool:
+            case is_int:
+                {
+                int_literal_type shift_by = as_long(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    else if (shift_by < -64)
+                        shift_by = -64;
+                    value.i <<= shift_by; 
+                }
+                break;
+                
+            case is_uint:
+                {
+                uint_literal_type shift_by = as_ulong(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    value.ui <<= shift_by; 
+                
+                // Note: The usual arithmetic conversions are not performed on 
+                //       bit shift operations.
+                }
+                break;
+            }
+            break;
+
+        case is_uint:
+            switch (rhs.type) {
+            case is_bool:
+            case is_int:
+                {
+                int_literal_type shift_by = as_long(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    else if (shift_by < -64)
+                        shift_by = -64;
+                    value.ui <<= shift_by; 
+                }
+                break;
+                
+            case is_uint:
+                {
+                uint_literal_type shift_by = as_ulong(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    value.ui <<= shift_by; 
+                }
+                break;
+            }
+        }
+        valid = (value_error)(valid | rhs.valid);
+        return *this;
+    }
+
+    closure_value &
+    operator>>= (closure_value const &rhs)
+    {
+        switch (type) {
+        case is_bool:
+        case is_int:
+            switch (rhs.type) {
+            case is_bool:
+            case is_int:
+                {
+                int_literal_type shift_by = as_long(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    else if (shift_by < -64)
+                        shift_by = -64;
+                    value.i >>= shift_by; 
+                }
+                break;
+                
+            case is_uint:
+                {
+                uint_literal_type shift_by = as_ulong(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    value.ui >>= shift_by; 
+                
+                // Note: The usual arithmetic conversions are not performed on 
+                //       bit shift operations.
+                }
+                break;
+            }
+            break;
+            
+        case is_uint:
+            switch (rhs.type) {
+            case is_bool:
+            case is_int:
+                {
+                int_literal_type shift_by = as_long(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    else if (shift_by < -64)
+                        shift_by = -64;
+                    value.ui >>= shift_by; 
+                }
+                break;
+                
+            case is_uint:
+                {
+                uint_literal_type shift_by = as_ulong(rhs);
+                    
+                    if (shift_by > 64) 
+                        shift_by = 64;
+                    value.ui >>= shift_by; 
+                }
+                break;
+            }
+            break;
+        }
+        valid = (value_error)(valid | rhs.valid);
+        return *this;
+    }
+
+    friend closure_value 
+    operator|| (closure_value const &lhs, closure_value const &rhs)
+    {
+        bool result = as_bool(lhs) || as_bool(rhs);
+        return closure_value(result, (value_error)(lhs.valid | rhs.valid));
+    }
+    
+    friend closure_value 
+    operator&& (closure_value const &lhs, closure_value const &rhs)
+    {
+        bool result = as_bool(lhs) && as_bool(rhs);
+        return closure_value(result, (value_error)(lhs.valid | rhs.valid));
+    }
+
+    friend closure_value 
+    operator| (closure_value const &lhs, closure_value const &rhs)
+    {
+        uint_literal_type result = as_ulong(lhs) | as_ulong(rhs);
+        return closure_value(result, (value_error)(lhs.valid | rhs.valid));
+    }
+    
+    friend closure_value 
+    operator& (closure_value const &lhs, closure_value const &rhs)
+    {
+        uint_literal_type result = as_ulong(lhs) & as_ulong(rhs);
+        return closure_value(result, (value_error)(lhs.valid | rhs.valid));
+    }
+
+    friend closure_value 
+    operator^ (closure_value const &lhs, closure_value const &rhs)
+    {
+        uint_literal_type result = as_ulong(lhs) ^ as_ulong(rhs);
+        return closure_value(result, (value_error)(lhs.valid | rhs.valid));
+    }
+    
+    // handle the ?: operator
+    closure_value &
+    handle_questionmark(closure_value const &cond, closure_value const &val2)
+    {
+        switch (type) {
+        case is_int:
+            switch (val2.type) {
+            case is_bool: value.b = as_bool(cond) ? value.b : as_bool(val2); break;
+            case is_int:  value.i = as_bool(cond) ? value.i : as_long(val2); break;
+            case is_uint: 
+                value.ui = as_bool(cond) ? value.ui : as_ulong(val2); 
+                type = is_uint;   // changing type!
+                break;
+            }
+            break;
+            
+        case is_uint:   value.ui = as_bool(cond) ? value.ui : as_ulong(val2); break;
+        case is_bool:   value.b = as_bool(cond) ? value.b : as_bool(val2); break;
+        }
+        valid = as_bool(cond) ? valid : val2.valid;
+        return *this;
+    }
+    
+#if defined (BOOST_SPIRIT_DEBUG)
+    friend std::ostream&
+    operator<< (std::ostream &o, closure_value const &val)
+    {
+        switch (val.type) {
+        case is_int:    o << "int(" << as_long(val) << ")"; break;
+        case is_uint:   o << "unsigned int(" << as_ulong(val) << ")"; break;
+        case is_bool:   o << "bool(" << as_bool(val) << ")"; break;
+        }
+        return o;
+    }
+#endif // defined(BOOST_SPIRIT_DEBUG)
+
+private:
+    value_type type;
+    union {
+        int_literal_type i;
+        uint_literal_type ui;
+        bool b;
+    } value;
+    value_error valid;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+}   // namespace closures
+}   // namespace grammars
+}   // namespace wave
+}   // namespace boost
+
+// the suffix header occurs after all of the code
+#ifdef BOOST_HAS_ABI_HEADERS
+#include BOOST_ABI_SUFFIX
+#endif
+
+#endif // !defined(CPP_EXPRESSION_VALUE_HPP_452FE66D_8754_4107_AF1E_E42255A0C18A_INCLUDED)