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Fix AstStructSel clean when data type is structure (#4241) (#4244)

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Risto Pejašinović 2023-05-31 05:44:48 +02:00 committed by GitHub
parent 4f1f487ae4
commit 338acabe2b
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2 changed files with 7 additions and 3 deletions
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5
src/V3Clean.cpp
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@ -234,6 +234,11 @@ private:
operandTriop(nodep); operandTriop(nodep);
setClean(nodep, nodep->cleanOut()); setClean(nodep, nodep->cleanOut());
} }
void visit(AstStructSel* nodep) override {
iterateChildren(nodep);
AstStructDType* dtypep = VN_CAST(nodep->dtypep()->skipRefp(), StructDType);
setClean(nodep, dtypep && !dtypep->packed());
}
void visit(AstUCFunc* nodep) override { void visit(AstUCFunc* nodep) override {
iterateChildren(nodep); iterateChildren(nodep);
computeCppWidth(nodep); computeCppWidth(nodep);

5
test_regress/t/t_unpacked_struct_eq.v
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@ -38,9 +38,8 @@ module t;
assign s2.arr[1] = 8'h33; assign s2.arr[1] = 8'h33;
initial begin initial begin
if(s1 != s2) begin if(s1 != s2) $stop;
$fatal; if(s1.sub != s2.sub) $stop;
end
if(s1 == s2) begin if(s1 == s2) begin
$write("*-* All Finished *-*\n"); $write("*-* All Finished *-*\n");
$finish; $finish;