Subject: [PATCH v3 1/1] avoid ranlib warnings on macOS

From: Nathan Bossart <[email-masked]>
Date: Tue, 28 Apr 2026 09:05:43 -0500

---
 src/port/pg_cpu_x86.c          | 7 ++++++-
 src/port/pg_popcount_aarch64.c | 8 +++++++-
 src/port/pg_popcount_x86.c     | 8 +++++++-
 3 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/port/pg_cpu_x86.c b/src/port/pg_cpu_x86.c
index 150b4a1d574..2a4eae8688b 100644
--- a/src/port/pg_cpu_x86.c
+++ b/src/port/pg_cpu_x86.c
@@ -263,5 +263,10 @@ x86_hypervisor_tsc_frequency_khz(void)
 	return 0;
 }
 
+#else
+
+/* prevent linker complaints about empty module */
+extern int	pg_cpu_x86_dummy_variable;
+int			pg_cpu_x86_dummy_variable = 0;
 
-#endif							/* defined(USE_SSE2) || defined(__i386__) */
+#endif
diff --git a/src/port/pg_popcount_aarch64.c b/src/port/pg_popcount_aarch64.c
index 3969a42523c..68a768bac01 100644
--- a/src/port/pg_popcount_aarch64.c
+++ b/src/port/pg_popcount_aarch64.c
@@ -463,4 +463,10 @@ pg_popcount_masked_neon(const char *buf, int bytes, uint8 mask)
 	return popcnt;
 }
 
-#endif							/* USE_NEON */
+#else
+
+/* prevent linker complaints about empty module */
+extern int	pg_popcount_aarch64_dummy_variable;
+int			pg_popcount_aarch64_dummy_variable = 0;
+
+#endif
diff --git a/src/port/pg_popcount_x86.c b/src/port/pg_popcount_x86.c
index 91579e6b569..b3a6d8b3b0c 100644
--- a/src/port/pg_popcount_x86.c
+++ b/src/port/pg_popcount_x86.c
@@ -301,4 +301,10 @@ pg_popcount_masked_sse42(const char *buf, int bytes, uint8 mask)
 	return popcnt;
 }
 
-#endif							/* HAVE_X86_64_POPCNTQ */
+#else
+
+/* prevent linker complaints about empty module */
+extern int	pg_popcount_x86_dummy_variable;
+int			pg_popcount_x86_dummy_variable = 0;
+
+#endif
-- 
2.50.1 (Apple Git-155)

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