patch 8.0.0786: build failures on Travis commit https://github.com/vim/vim/commit/8bcc99b821706fe4a0a4b8e1b588d453bbf0dfbd Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 28 13:45:16 2017 +0200 patch 8.0.0786: build failures on Travis Problem: Build failures on Travis. Solution: Go back to precise termporarily. Disable coverage with clang.

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done