[Buildroot] [PATCH 1/1] package/i7z: fix build with gcc 10

[Fabrice Fontaine]

Fixes:
 - http://autobuild.buildroot.org/results/1a433611ba8676cf1ca276fccaf3633971bd562e

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
---
 package/i7z/0001-fix-build-with-gcc-10.patch | 50 ++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 package/i7z/0001-fix-build-with-gcc-10.patch

diff --git a/package/i7z/0001-fix-build-with-gcc-10.patch b/package/i7z/0001-fix-build-with-gcc-10.patch
new file mode 100644
index 0000000000..ee10310000
--- /dev/null
+++ b/package/i7z/0001-fix-build-with-gcc-10.patch
@@ -0,0 +1,50 @@
+From 5be260153ff1145e3e0c0574324db9af3e00298f Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+Date: Tue, 19 Jan 2021 07:47:58 +0100
+Subject: [PATCH] fix build with gcc 10
+
+Fix the following build failure with gcc 10 (which defaults to
+-fno-common):
+
+/home/buildroot/autobuild/instance-2/output-1/host/bin/x86_64-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os   -fno-schedule-insns2  -fno-schedule-insns -fno-inline-small-functions -fno-caller-saves -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -DBUILD_MAIN -Wimplicit-function-declaration -Dx64_BIT  -o i7z i7z.o helper_functions.o i7z_Single_Socket.o i7z_Dual_Socket.o -lncurses -lpthread -lrt -lm
+/home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/x86_64-buildroot-linux-gnu/10.2.0/../../../../x86_64-buildroot-linux-gnu/bin/ld: i7z_Dual_Socket.o:(.bss+0x0): multiple definition of `global_ts'; i7z_Single_Socket.o:(.bss+0x0): first defined here
+
+Fixes:
+ - http://autobuild.buildroot.org/results/1a433611ba8676cf1ca276fccaf3633971bd562e
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+[Upstream status: https://github.com/ajaiantilal/i7z/pull/27]
+---
+ i7z_Dual_Socket.c   | 2 +-
+ i7z_Single_Socket.c | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/i7z_Dual_Socket.c b/i7z_Dual_Socket.c
+index 1388339..4a67c43 100644
+--- a/i7z_Dual_Socket.c
++++ b/i7z_Dual_Socket.c
+@@ -37,7 +37,7 @@ float Read_Voltage_CPU(int cpu_num);
+ extern struct program_options prog_options;
+ FILE *fp_log_file;
+ 
+-struct timespec global_ts;
++static struct timespec global_ts;
+ extern FILE *fp_log_file_freq_1, *fp_log_file_freq_2;
+ 
+ extern char* CPU_FREQUENCY_LOGGING_FILE_single;
+diff --git a/i7z_Single_Socket.c b/i7z_Single_Socket.c
+index 16e98c1..df8d35e 100644
+--- a/i7z_Single_Socket.c
++++ b/i7z_Single_Socket.c
+@@ -35,7 +35,7 @@ int Read_Thermal_Status_CPU(int cpu_num);
+ extern struct program_options prog_options;
+ extern FILE *fp_log_file_freq;
+ 
+-struct timespec global_ts;
++static struct timespec global_ts;
+ 
+ extern char* CPU_FREQUENCY_LOGGING_FILE_single;
+ extern char* CPU_FREQUENCY_LOGGING_FILE_dual;
+-- 
+2.29.2
+
-- 
2.29.2