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-rw-r--r--tests/opt/opt_clean_init.ys13
1 files changed, 13 insertions, 0 deletions
diff --git a/tests/opt/opt_clean_init.ys b/tests/opt/opt_clean_init.ys
new file mode 100644
index 000000000..bfc383955
--- /dev/null
+++ b/tests/opt/opt_clean_init.ys
@@ -0,0 +1,13 @@
+logger -expect warning "Initial value conflict for wire '\\y' and value '1'0'" 1
+logger -expect-no-warnings
+read_verilog <<EOT
+module top;
+(* init=1'b0 *) wire w = 1'b0;
+(* init=1'bx *) wire x = 1'b0;
+(* init=1'b1 *) wire y = 1'b0;
+(* init=1'b0 *) wire z = 1'bx;
+endmodule
+EOT
+clean
+select -assert-count 1 a:init
+select -assert-count 1 w:y a:init %i