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Merge pull request #2014 from YosysHQ/claire/fixoptalu

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Fix the other "opt_expr -fine" bug introduced in 213a89558
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Claire Wolf 2020-05-03 11:56:29 +02:00 • committed by GitHub
commit 5c82c19b4b
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2 changed files with 31 additions and 7 deletions
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tests/various/bug2014.ys Normal file
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@ -0,0 +1,12 @@
read_verilog <<EOT
module test (
input signed [1:0] n,
output [3:0] dout
);
assign dout = n + 4'sd 4;
endmodule
EOT
alumacc
select -assert-count 1 t:$alu
equiv_opt -assert opt -fine