[libc-commits] [libc] [libc] inline fast path of callonce (PR #96226)

[Nick Desaulniers via libc-commits]

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@@ -7,27 +7,15 @@
 //===----------------------------------------------------------------------===//
 
 #include "src/__support/threads/callonce.h"
-#include "src/__support/macros/optimization.h"
 #include "src/__support/threads/linux/futex_utils.h"
 
 namespace LIBC_NAMESPACE {
-
-static constexpr FutexWordType NOT_CALLED = 0x0;
-static constexpr FutexWordType START = 0x11;
-static constexpr FutexWordType WAITING = 0x22;
-static constexpr FutexWordType FINISH = 0x33;
-
-int callonce(CallOnceFlag *flag, CallOnceCallback *func) {
+namespace callonce_impl {
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nickdesaulniers wrote:

Please add an explicit include for `libc/src/__support/threads/linux/callonce.h` for the `NOT_CALLED` constants and friends. (prefer direct includes over indirect includes).

https://github.com/llvm/llvm-project/pull/96226