On Thu, Oct 24, 2024 at 10:30:48PM +0000, Joseph Myers wrote:
> Among the changes of test results with a -std=gnu23 default were two
> tests changing from PASS to UNSUPPORTED:
>
> UNSUPPORTED: gcc.dg/simulate-thread/speculative-store.c -O2 -g thread
> simulation test
> UNSUPPORTED: gcc.dg/simulate-thread/speculative-store.c -O3 -g thread
> simulation test
>
> It appears that functions defined with () becoming prototyped affects
> inlining, and changing the code to use (void) allows UNSUPPORTED
> results to be reproduced with -std=gnu17. Add __attribute__
> ((noinline)) on one more function to avoid the UNSUPPORTED results;
> some of the tests in this directory already have such an attribute on
> some functions.
>
> Tested for x86_64-pc-linux-gnu. OK to commit?
>
> * gcc.dg/simulate-thread/simulate-thread.h
> (simulate_thread_wrapper_final_verify): Mark noinline.
LGTM.
Jakub
