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-rw-r--r--tests/various/rtlil_z_bits.ys9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/various/rtlil_z_bits.ys b/tests/various/rtlil_z_bits.ys
new file mode 100644
index 000000000..c38669159
--- /dev/null
+++ b/tests/various/rtlil_z_bits.ys
@@ -0,0 +1,9 @@
+! mkdir -p temp
+read_rtlil <<EOT
+module \test
+ wire output 1 \a
+ connect \a 1'z
+end
+EOT
+write_rtlil temp/rtlil_z_bits.il
+! grep -F -q "connect \\a 1'z" temp/rtlil_z_bits.il