[libc-commits] [libc] [libc] fix EXPECT_EXIT suspend/timeout for darwin (PR #166065)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- libc/test/UnitTest/ExecuteFunctionUnix.cpp --diff_from_common_commit
``````````

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``````````diff
diff --git a/libc/test/UnitTest/ExecuteFunctionUnix.cpp b/libc/test/UnitTest/ExecuteFunctionUnix.cpp
index 0b450578a..13a7a5096 100644
--- a/libc/test/UnitTest/ExecuteFunctionUnix.cpp
+++ b/libc/test/UnitTest/ExecuteFunctionUnix.cpp
@@ -10,10 +10,10 @@
 #include "src/__support/macros/config.h"
 #include "test/UnitTest/ExecuteFunction.h" // FunctionCaller
 #include <assert.h>
+#include <errno.h>
 #include <poll.h>
 #include <signal.h>
 #include <stdio.h>
-#include <errno.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/wait.h>
@@ -58,9 +58,7 @@ ProcessStatus invoke_in_subprocess(FunctionCaller *func, int timeout_ms) {
   }
   ::close(pipe_fds[1]);
 
-  struct pollfd poll_fd {
-    pipe_fds[0], POLLIN, 0
-  };
+  struct pollfd poll_fd{pipe_fds[0], POLLIN, 0};
   // No events requested so this call will only return after the timeout or if
   // the pipes peer was closed, signaling the process exited.
   if (::poll(&poll_fd, 1, timeout_ms) == -1) {

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https://github.com/llvm/llvm-project/pull/166065