diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/synth/synth-vhdl_expr.adb | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/synth/synth-vhdl_expr.adb b/src/synth/synth-vhdl_expr.adb index 392bd1535..a227e7511 100644 --- a/src/synth/synth-vhdl_expr.adb +++ b/src/synth/synth-vhdl_expr.adb @@ -2155,9 +2155,18 @@ package body Synth.Vhdl_Expr is when Iir_Kind_Integer_Literal => declare Res : Valtyp; + V : Int64; begin Res := Create_Value_Memory (Expr_Type, Current_Pool); - Write_Discrete (Res, Get_Value (Expr)); + V := Get_Value (Expr); + if Expr_Type.Sz = 4 + and then (V < Int64 (Int32'First) or V > Int64 (Int32'Last)) + then + -- TODO: should not exist, should be an overflow. + Error_Msg_Synth (Syn_Inst, Expr, "value out of range"); + return No_Valtyp; + end if; + Write_Discrete (Res, V); return Res; end; when Iir_Kind_Floating_Point_Literal => |