From f52cb5330776c42e92e72c81242da182da012ce3 Mon Sep 17 00:00:00 2001
From: Dev Ojha <ValarDragon@users.noreply.github.com>
Date: Mon, 5 Dec 2022 20:52:15 -0600
Subject: [PATCH] Ensure go v1.18 used in make build & make install (#3634)

* Apply @jhernandez ' patch to Makefil

* Add changelog
---
 CHANGELOG.md |  1 +
 Makefile     | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f612dd62956..780046818ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -54,6 +54,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Misc Improvements
 
 * [#3611](https://github.com/osmosis-labs/osmosis/pull/3611) Introduce osmocli, to automate thousands of lines of CLI boilerplate
+* [#3634](https://github.com/osmosis-labs/osmosis/pull/3634) (Makefile) Ensure correct golang version in make build and make install. (Thank you @jhernandezb )
 
 ## v13.0.0
 
diff --git a/Makefile b/Makefile
index 0e52174bc3a..682f8489195 100644
--- a/Makefile
+++ b/Makefile
@@ -10,6 +10,9 @@ BUILDDIR ?= $(CURDIR)/build
 E2E_UPGRADE_VERSION := "v14"
 
 
+GO_MAJOR_VERSION = $(shell go version | cut -c 14- | cut -d' ' -f1 | cut -d'.' -f1)
+GO_MINOR_VERSION = $(shell go version | cut -c 14- | cut -d' ' -f1 | cut -d'.' -f2)
+
 export GO111MODULE = on
 
 # process build tags
@@ -83,13 +86,19 @@ endif
 ###                                  Build                                  ###
 ###############################################################################
 
+check_version:
+ifneq ($(GO_MINOR_VERSION),18)
+	@echo "ERROR: Go version 1.18 is required for this version of Osmosis. Go 1.19 has changes that are believed to break consensus."
+	exit 1
+endif
+
 all: install lint test
 
 BUILD_TARGETS := build install
 
 build: BUILD_ARGS=-o $(BUILDDIR)/
 
-$(BUILD_TARGETS): go.sum $(BUILDDIR)/
+$(BUILD_TARGETS): check_version go.sum $(BUILDDIR)/
 	go $@ -mod=readonly $(BUILD_FLAGS) $(BUILD_ARGS) ./...
 
 $(BUILDDIR)/: