On 04/28/2018 12:25 AM, Alan Modra wrote: > On Fri, Apr 27, 2018 at 06:24:28PM -0400, Hans-Peter Nilsson wrote: >> On Fri, 27 Apr 2018, Alan Modra wrote: >> >>> This patch adds ATTRIBUTE_NONSTRING, which will be used to curb >>> -Wstringop-truncation warnings in binutils. OK to apply? >>> >>> * ansidecl.h (ATTRIBUTE_NONSTRING): Define. >>> >>> diff --git a/include/ansidecl.h b/include/ansidecl.h >>> index c11daff..ec5f34d 100644 >>> --- a/include/ansidecl.h >>> +++ b/include/ansidecl.h >>> @@ -283,6 +283,15 @@ So instead we use the macro below and test it against >>> specific values. */ >>> # endif /* GNUC >= 4.9 */ >>> #endif /* ATTRIBUTE_NO_SANITIZE_UNDEFINED */ >>> >>> +/* Attribute 'nonstring' was valid as of gcc 8. */ >>> +#ifndef ATTRIBUTE_NONSTRING >>> +# if GCC_VERSION >= 8000 >>> +# define ATTRIBUTE_NONSTRING __attribute__ ((nonstring)) >> >> Uglify nonstring (as __nonstring__)? > > Yes, that would be better. I copied the immediately preceding > ATTRIBUTE_NO_SANITIZE_UNDEFINED without thinking. OK with uglification.
jeff