Merge branch 'master' of github.com:YosysHQ/yosys into clifford/fix968

author Clifford Wolf <clifford@clifford.at>

Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)

committer Clifford Wolf <clifford@clifford.at>

Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)
author Clifford Wolf <clifford@clifford.at>
Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)
committer Clifford Wolf <clifford@clifford.at>
Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)
diff --cc frontends/ast/simplify.cc
Simple merge
diff --cc passes/opt/opt_clean.cc
Simple merge
author	Clifford Wolf <clifford@clifford.at>
	Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)
committer	Clifford Wolf <clifford@clifford.at>
	Mon, 6 May 2019 13:41:13 +0000 (15:41 +0200)
		1	2
frontends/ast/simplify.cc	patch \|	diff1 \|	diff2 \|	blob \| history
passes/opt/opt_clean.cc	patch \|	diff1 \|	diff2 \|	blob \| history