From fc59fc5d37cd3aa4e1bea69e2bb61f9509258485 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mos=C3=A8=20Giordano?= <giordano@users.noreply.github.com>
Date: Fri, 9 Aug 2024 22:34:22 +0100
Subject: [PATCH 1/3] Remove `USEGCC`/`USECLANG` dance in `Make.inc`

---
 Make.inc | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/Make.inc b/Make.inc
index 87b0338..3f15a8d 100644
--- a/Make.inc
+++ b/Make.inc
@@ -1,4 +1,4 @@
-# -*- mode: makefile-gmake -*-
+# -*- mode: makefile -*-
 ifneq ($(OS),Windows_NT)
   OS = $(shell uname)
 endif
@@ -13,20 +13,8 @@ ifneq (,$(findstring CYGWIN,$(OS)))
 override OS := Windows_NT
 endif
 
-USEGCC = 1
-USECLANG = 0
-
 CFLAGS-add += -Wall -O3
 
-ifeq ($(USECLANG),1)
-USEGCC = 0
-CC = clang
-endif
-
-ifeq ($(USEGCC),1)
-CC = gcc
-endif
-
 ifeq ($(OS), Linux)
 SHLIB_EXT = so
 CFLAGS-add+=-fPIC

From ae171aa66b87c2262076cfc6fc33c6b523935575 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mos=C3=A8=20Giordano?= <giordano@users.noreply.github.com>
Date: Fri, 9 Aug 2024 22:42:11 +0100
Subject: [PATCH 2/3] Add courtesy default value of `CC` in Make.inc

---
 Make.inc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Make.inc b/Make.inc
index 3f15a8d..8acefa4 100644
--- a/Make.inc
+++ b/Make.inc
@@ -13,6 +13,10 @@ ifneq (,$(findstring CYGWIN,$(OS)))
 override OS := Windows_NT
 endif
 
+# Default value, can be overriden on the command line
+# or with an environment variable.
+CC ?= gcc
+
 CFLAGS-add += -Wall -O3
 
 ifeq ($(OS), Linux)

From 3b16cb0d5072087465899ed1a2d1422aedc46236 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mos=C3=A8=20Giordano?= <giordano@users.noreply.github.com>
Date: Fri, 9 Aug 2024 22:45:42 +0100
Subject: [PATCH 3/3] Set `CC` also in CI

---
 .github/workflows/CI.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 7d95cc4..3db973f 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -33,4 +33,6 @@ jobs:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
       - run: make -j
+        env:
+          CC: gcc
       - run: julia test.jl