[Xen-devel] [PATCH 27 of 45] gcc-4.6 compile fix: xen/arch/x86/acpi/cpu_idle.c

[Olaf Hering <olaf@xxxxxxxxx>]

# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1305824412 -7200
# Node ID 90160f32dbae6535e54e72375b004c0113ed1f62
# Parent  c8f5b4743f9a91dc1e879d35f8f2d4b981f0963d
gcc-4.6 compile fix: xen/arch/x86/acpi/cpu_idle.c

cpu_idle.c: In function 'acpi_idle_do_entry':
cpu_idle.c:276:9: error: variable 'unused' set but not used 
[-Werror=unused-but-set-variable]

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

diff -r c8f5b4743f9a -r 90160f32dbae xen/arch/x86/acpi/cpu_idle.c
--- a/xen/arch/x86/acpi/cpu_idle.c      Thu May 19 19:00:11 2011 +0200
+++ b/xen/arch/x86/acpi/cpu_idle.c      Thu May 19 19:00:12 2011 +0200
@@ -273,7 +273,7 @@ static void acpi_processor_ffh_cstate_en
 
 static void acpi_idle_do_entry(struct acpi_processor_cx *cx)
 {
-    int unused;
+    int unused __attribute__((unused));
 
     switch ( cx->entry_method )
     {

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