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-rw-r--r--ext/-test-/thread/instrumentation/instrumentation.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/ext/-test-/thread/instrumentation/instrumentation.c b/ext/-test-/thread/instrumentation/instrumentation.c
index d2a2c2740b..edb8738a29 100644
--- a/ext/-test-/thread/instrumentation/instrumentation.c
+++ b/ext/-test-/thread/instrumentation/instrumentation.c
@@ -8,13 +8,8 @@ static rb_atomic_t resumed_count = 0;
static rb_atomic_t suspended_count = 0;
static rb_atomic_t exited_count = 0;
-#if __STDC_VERSION__ >= 201112
- #define RB_THREAD_LOCAL_SPECIFIER _Thread_local
-#elif defined(__GNUC__) && !defined(RB_THREAD_LOCAL_SPECIFIER_IS_UNSUPPORTED)
- /* note that ICC (linux) and Clang are covered by __GNUC__ */
- #define RB_THREAD_LOCAL_SPECIFIER __thread
-#else
- #define RB_THREAD_LOCAL_SPECIFIER
+#ifndef RB_THREAD_LOCAL_SPECIFIER
+# define RB_THREAD_LOCAL_SPECIFIER
#endif
static RB_THREAD_LOCAL_SPECIFIER unsigned int local_ready_count = 0;