Re: About implementation of the Negative property of options.

2021-04-30 Thread Jim Wilson
On Fri, Apr 30, 2021 at 1:03 AM gengqi-linux wrote: > Thanks for your replies. > I would suggest filing a bug report, and adding useful info from this thread to the bug report. Then we can track it. Jim

Re: About implementation of the Negative property of options.

2021-04-30 Thread Joseph Myers
On Thu, 29 Apr 2021, Jim Wilson wrote: > Note that only in the -mfoo6= case are the duplicate options removed from > the command line. So pruning options requires that you have both > RejectNegative and Negative pointing at yourself, which is not what the > documentation says. Thanks for the exa

Re: About implementation of the Negative property of options.

2021-04-29 Thread Jim Wilson
On Wed, Apr 28, 2021 at 1:11 PM Joseph Myers wrote: > Could you please explain the bug at the *user-visible* level? That is, > the particular options passed to the compiler, how those options behave, > and how you think they should behave instead. I added this to the riscv.opt file to create s

Re: About implementation of the Negative property of options.

2021-04-28 Thread Joseph Myers
On Wed, 28 Apr 2021, gengqi-linux via Gcc-patches wrote: > I have been fixing a bug. It involved the Negative property of options, > and I have some confusion about it. Could you please explain the bug at the *user-visible* level? That is, the particular options passed to the compiler, how tho