Set HAVE_ARM_YIELD instead of HAVE_SPARC_PAUSE on arm

pause.h keys the arm yield instruction off HAVE_ARM_YIELD, so 32-bit
arm never got the fast path.

Assisted-by: Claude:claude-opus-4-8

diff --git a/meson.build b/meson.build
index 3a326a4704dbc9928fbf82944e1798a3c1cd352a..e8500c5171074aabfd5592b8cb06e8feb88306f5 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -461,7 +461,7 @@ if cpu_family in ['arm', 'aarch64']
         instruction_test.format('yield'),
         name: 'usage of yield instruction',
     )
-        config.set('HAVE_SPARC_PAUSE', 1)
+        config.set('HAVE_ARM_YIELD', 1)
     endif
 elif cpu_family in ['sparc', 'sparc64']
     if cc.compiles(