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digitalmars.D.bugs - DMD 0.130: Properties don't access opIndexAssign overload

reply Burton Radons <burton-radons smocky.com> writes:
This code fails compilation with the error message "p.property()[4]" is not
an lvalue.  It is valid code.

        struct Array
        {
                int opIndex (int a) { return a; }
                int opIndexAssign (int a, int b) { return a; }
        }
        
        struct Property
        {
                Array property () { Array a; return a; }
        }
        
        void test ()
        {
                Property p;
        
                p.property [4] = 8;
        }
Sep 07 2005
next sibling parent zwang <nehzgnaw gmail.com> writes:
Burton Radons wrote:

 This code fails compilation with the error message "p.property()[4]" is not
 an lvalue.  It is valid code.
 
         struct Array
         {
                 int opIndex (int a) { return a; }
                 int opIndexAssign (int a, int b) { return a; }
         }
         
         struct Property
         {
                 Array property () { Array a; return a; }
         }
         
         void test ()
         {
                 Property p;
         
                 p.property [4] = 8;
         }
 
 



This is an old bug. The workaround I used is to write parentheses 
explicitly like p.property()[4] = 8;
Sep 07 2005
prev sibling parent =?ISO-8859-1?Q?Thomas_K=FChne?= <thomas-dloop kuehne.cn> writes:
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Burton Radons schrieb:

 This code fails compilation with the error message "p.property()[4]" is not
 an lvalue.  It is valid code.
 
         struct Array
         {
                 int opIndex (int a) { return a; }
                 int opIndexAssign (int a, int b) { return a; }
         }
         
         struct Property
         {
                 Array property () { Array a; return a; }
         }
         
         void test ()
         {
                 Property p;
         
                 p.property [4] = 8;
         }



Added to DStress as
http://dstress.kuehne.cn/run/o/opIndexAssign_02_A.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_B.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_C.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_D.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_E.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_F.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_G.d
http://dstress.kuehne.cn/run/o/opIndexAssign_02_H.d

Thomas

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Sep 09 2005