Re: [edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

Reviewed-by: Jaben Carsey > -Original Message- > From: Wu, Hao A > Sent: Friday, February 24, 2017 8:05 PM > To: edk2-devel@lists.01.org > Cc: Wu, Hao A ; Carsey, Jaben > ; Ni, Ruiyu > Subject:

Re: [edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

Reviewed-by: Ruiyu Ni Thanks/Ray > -Original Message- > From: Wu, Hao A > Sent: Saturday, February 25, 2017 12:05 PM > To: edk2-devel@lists.01.org > Cc: Wu, Hao A ; Carsey, Jaben > ; Ni, Ruiyu >

Re: [edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

Thanks/Ray > -Original Message- > From: Wu, Hao A > Sent: Monday, February 27, 2017 1:59 PM > To: Ni, Ruiyu ; edk2-devel@lists.01.org > Cc: Carsey, Jaben > Subject: RE: [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction > > >

Re: [edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

> -Original Message- > From: Ni, Ruiyu > Sent: Monday, February 27, 2017 1:10 PM > To: Wu, Hao A; edk2-devel@lists.01.org > Cc: Carsey, Jaben > Subject: RE: [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction > > > > Thanks/Ray > > > -Original Message- > > From:

Re: [edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

Thanks/Ray > -Original Message- > From: Wu, Hao A > Sent: Saturday, February 25, 2017 12:05 PM > To: edk2-devel@lists.01.org > Cc: Wu, Hao A ; Carsey, Jaben > ; Ni, Ruiyu > Subject: [PATCH v3 6/6] ShellPkg: Refine type

[edk2] [PATCH v3 6/6] ShellPkg: Refine type cast for pointer subtraction

For pointer subtraction, the result is of type "ptrdiff_t". According to the C11 standard (Committee Draft - April 12, 2011): "When two pointers are subtracted, both shall point to elements of the same array object, or one past the last element of the array object; the result is the difference of