mbenfield added a comment.
In D100581#2723801 <https://reviews.llvm.org/D100581#2723801>, @xbolva00 wrote:
>
> Yes, the best solution. Also consider to check gcc’s test-suite - if they
> have this type of testcase, then this is wanted behaviour.
gcc has `Wunused-var-5.c`, where the warning `-Wunused-but-set-variable` is
applied but
void bar (int, ...);
void f18 (void) { _Atomic int x = 0; int y = 3; bar (x = y); }
is not expected to trigger the warning, which does seem to imply this is
intentional.
Repository:
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https://reviews.llvm.org/D100581/new/
https://reviews.llvm.org/D100581
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