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Bit typespec fix #4086

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Merged
alaindargelas merged 1 commit into from
May 23, 2026
+10 −0
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Bit typespec fix #4086

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10 changes: 10 additions & 0 deletions src/DesignCompile/CompileType.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1936,6 +1936,16 @@ UHDM::typespec* CompileHelper::compileTypespec(
pats->Elem_typespec(resultRef);
pats->Ranges(ranges);
result = pats;
} else if (dstype == uhdmbit_typespec) {
// `bit8_t [3:0] a` (typedef-of-bit packed array) — wrap the
// referenced typedef in a packed_array_typespec carrying the
// outer ranges, mirroring the logic_typespec branch above.
// Without this, the outer dimension is silently dropped and
// the field ends up the width of just the typedef.
packed_array_typespec* pats = s.MakePacked_array_typespec();
pats->Elem_typespec(resultRef);
pats->Ranges(ranges);
result = pats;
} else if (dstype == uhdmarray_typespec ||
dstype == uhdminterface_typespec) {
array_typespec* pats = s.MakeArray_typespec();
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