From bb357cf03c7e956db1539712fd64353b6d87872d Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Fri, 10 Jun 2022 06:36:49 +0200
Subject: vhdl: recognize ieee.math_real.sign, fix is_x recogn.

---
 src/vhdl/vhdl-ieee-math_real.adb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/vhdl/vhdl-ieee-math_real.adb')

diff --git a/src/vhdl/vhdl-ieee-math_real.adb b/src/vhdl/vhdl-ieee-math_real.adb
index 1881bb322..d52b8ae85 100644
--- a/src/vhdl/vhdl-ieee-math_real.adb
+++ b/src/vhdl/vhdl-ieee-math_real.adb
@@ -40,6 +40,8 @@ package body Vhdl.Ieee.Math_Real is
             when Iir_Kind_Function_Declaration =>
                Def := Iir_Predefined_None;
                case Get_Identifier (Decl) is
+                  when Name_Sign =>
+                     Def := Iir_Predefined_Ieee_Math_Real_Sign;
                   when Name_Mod =>
                      Def := Iir_Predefined_Ieee_Math_Real_Mod;
                   when Name_Ceil =>
-- 
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