commit https://github.com/vim/vim/commit/6c0e984f263fc1eef42c9b34a80eff1bceb8d05b Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 22 20:42:31 2016 +0100 patch 7.4.1637 Problem: Can't build with older MinGW compiler. Solution: Change option from c++11 to gnu++11. (Ken Takata)

# A very (if not the most) simplistic Makefile for OS/2

CC=gcc
CFLAGS=-O2 -fno-strength-reduce

tee.exe: tee.o
	$(CC) $(CFLAGS) -s -o $@ $<

tee.o: tee.c
	$(CC) $(CFLAGS) -c $<

clean:
	- del tee.o
	- del tee.exe