Re: [PATCH] Diagnose earlier invalid inline asm constraints (PR inline-asm/84742)

2018-03-12 Thread H.J. Lu
On Mon, Mar 12, 2018 at 4:18 AM, H.J. Lu wrote: > On Thu, Mar 8, 2018 at 10:19 AM, Jakub Jelinek wrote: >> Hi! >> >> We have many loops that use CONSTRAINT_LEN to skip over various constraint >> characters, but we assume the constraints have valid length and don't walk >> the individual character

Re: [PATCH] Diagnose earlier invalid inline asm constraints (PR inline-asm/84742)

2018-03-12 Thread H.J. Lu
On Thu, Mar 8, 2018 at 10:19 AM, Jakub Jelinek wrote: > Hi! > > We have many loops that use CONSTRAINT_LEN to skip over various constraint > characters, but we assume the constraints have valid length and don't walk > the individual characters to double check this. > > If that is not the case, whe

Re: [PATCH] Diagnose earlier invalid inline asm constraints (PR inline-asm/84742)

2018-03-08 Thread Jeff Law
On 03/08/2018 11:19 AM, Jakub Jelinek wrote: > Hi! > > We have many loops that use CONSTRAINT_LEN to skip over various constraint > characters, but we assume the constraints have valid length and don't walk > the individual characters to double check this. > > If that is not the case, when e.g. 2