From 89a52cfe2173e64d03887f7404096197e935e7ef Mon Sep 17 00:00:00 2001
From: Gabriele Gristina <matrix@users.noreply.github.com>
Date: Sun, 6 Feb 2022 01:57:04 +0100
Subject: [PATCH] Fixed building error on Raspberry Pi

---
 docs/changes.txt | 1 +
 src/Makefile     | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/docs/changes.txt b/docs/changes.txt
index a914583f5..1e33d3a08 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -22,6 +22,7 @@
 ## Bugs
 ##
 
+- Fixed building error on Raspberry Pi
 - Fixed false negative on Unit Test in case of out-of-memory with grep in single mode
 - Fixed false negative on Unit Test with hash-type 25400
 - Fixed functional error when nonce-error-corrections that were set on the command line in hash-mode 22000/22001 were not accepted
diff --git a/src/Makefile b/src/Makefile
index 4a5d419da..1b12013b5 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -254,6 +254,14 @@ endif
 endif
 endif
 
+ifeq ($(UNAME),Linux)
+IS_RPI                  := $(shell grep -q Raspberry /proc/cpuinfo && echo 1 || echo 0)
+
+ifeq ($(IS_RPI),1)
+CFLAGS                  += -mcpu=cortex-a72
+endif
+endif
+
 CFLAGS                  += -pipe -Iinclude/ -IOpenCL/
 
 # LZMA