On 11 Aug 2016 11:45, Chet Ramey wrote: > On 8/11/16 8:30 AM, Mike Frysinger wrote: > > These variables are located on the stack and are never read/written > > directly by bash. Instead, they're all accessed indirectly via the > > POSIX signal API. Since POSIX does not require volatile, and bash > > itself doesn't require volatile, drop the volatile markings. If we > > don't, you get a lot of warnings at build time as the POSIX API does > > not declare the prototypes with a volatile type. > > I want the values usable across a potential longjmp() regardless of what > the compiler does and regardless of the underlying sigset_t type. ISO C > says the value is technically undefined after a longjmp, however unlikely > it is that it will be modified. volatile is the easiest way to accomplish > that.
then can casts be added ? building the code w/warnings is fairly verbose due to this issue (generates like ~30 lines of warnings iirc). -mike
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