From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Tue, 7 Apr 2026 21:03:20 +0000 (-0400)
Subject: Suppress unused-variable warning.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b268928f932cdfb899e96ab28badfe716298483e;p=thirdparty%2Fpostgresql.git

Suppress unused-variable warning.

x86 machines lacking HAVE__CPUIDEX saw a complaint about
"unused variable 'reg'", per buildfarm as well as local
experience.  Oversight in bcb2cf41f.
---

diff --git a/src/port/pg_cpu_x86.c b/src/port/pg_cpu_x86.c
index 3844da511fd..32d0cecbe2c 100644
--- a/src/port/pg_cpu_x86.c
+++ b/src/port/pg_cpu_x86.c
@@ -241,9 +241,8 @@ x86_tsc_frequency_khz(void)
 static uint32
 x86_hypervisor_tsc_frequency_khz(void)
 {
-	unsigned int reg[4] = {0};
-
 #if defined(HAVE__CPUIDEX)
+	unsigned int reg[4] = {0};
 
 	/*
 	 * The hypervisor is determined using the 0x40000000 Hypervisor