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-rw-r--r--gnu/packages/patches/i7z-gcc-10.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/gnu/packages/patches/i7z-gcc-10.patch b/gnu/packages/patches/i7z-gcc-10.patch
new file mode 100644
index 0000000000..407e17a995
--- /dev/null
+++ b/gnu/packages/patches/i7z-gcc-10.patch
@@ -0,0 +1,23 @@
+From: Tobias Geerinckx-Rice <me@tobias.gr>
+Date: Sat, 11 Dec 2021 19:22:49 +0100
+Subject: [PATCH] gnu: i7z: Build with GCC 10.
+
+Patch from Debian, modified to apply to our i7z sources in src/.
+
+Author: Andreas Beckmann <anbe@debian.org>
+Description: fix FTBFS with gcc-10
+ gcc-10 defaults to -fno-common
+ see https://gcc.gnu.org/gcc-10/porting_to.html
+Bug-Debian: https://bugs.debian.org/957351
+
+--- a/src/i7z_Dual_Socket.c
++++ b/src/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;
++extern struct timespec global_ts;
+ extern FILE *fp_log_file_freq_1, *fp_log_file_freq_2;
+
+ extern char* CPU_FREQUENCY_LOGGING_FILE_single;