[libc-commits] [libc] [llvm] [libc] Port process utilities to hermetic mode and enable some tests (PR #209999)

[Pavel Labath via libc-commits]

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@@ -778,6 +778,18 @@ function(add_libc_hermetic test_name)
       libc.src.string.memset
       libc.src.strings.bcmp
       libc.src.strings.bzero
+      # Syscalls used by death tests.
+      libc.src.poll.poll
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labath wrote:

Unfortunately no, because that only controls EXPECT_DEATH, while this code is also used for EXPECT_EXIT.
There's ENABLE_SUBPROCESS_TESTS, which could theoretically do it, but it's not used consistently (present in only 2 tests), and it's not available in cmake.

https://github.com/llvm/llvm-project/pull/209999