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-rw-r--r--src/synth/synth-vhdl_decls.adb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/synth/synth-vhdl_decls.adb b/src/synth/synth-vhdl_decls.adb
index c7ab62d8e..8d38eaaff 100644
--- a/src/synth/synth-vhdl_decls.adb
+++ b/src/synth/synth-vhdl_decls.adb
@@ -429,6 +429,9 @@ package body Synth.Vhdl_Decls is
Val : Valtyp;
begin
Init := Get_Value (Syn_Inst, Decl);
+ if Init.Val = null then
+ Init := Create_Value_Default (Init.Typ);
+ end if;
Val := Create_Var_Wire (Syn_Inst, Decl, Wire_Variable, Init);
Mutate_Object (Syn_Inst, Decl, Val);