From 3215b8241b93e48d217ffac784d64624dcd26eb3 Mon Sep 17 00:00:00 2001
From: johanknol <johanknol@4a8a32a2-be11-0410-ad9d-d568d2c75423>
Date: Fri, 7 Sep 2001 14:35:08 +0000
Subject: [PATCH] fixed bug #456235

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@1240 4a8a32a2-be11-0410-ad9d-d568d2c75423
---
 ChangeLog              | 2 ++
 src/SDCCicode.c        | 4 ++++
 support/Util/SDCCerr.c | 4 +++-
 support/Util/SDCCerr.h | 3 ++-
 4 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4be5f204..7ffaac40 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2001-09-07    <johan@FRIJA>
 
+	* src/SDCCicode.c (newiCodeCondition): fixed bug #456235 (1.77)
+
 	* src/SDCCglue.c (emitRegularMap): only delete a symbol when it is a symbol
 
 2001-09-06    <johan@FRIJA>
diff --git a/src/SDCCicode.c b/src/SDCCicode.c
index 4dab87ed..c5bc3f15 100644
--- a/src/SDCCicode.c
+++ b/src/SDCCicode.c
@@ -474,6 +474,10 @@ newiCodeCondition (operand * condition,
 {
   iCode *ic;
 
+  if (IS_VOID(OP_SYMBOL(condition)->type)) {
+    werror(E_VOID_VALUE_USED);
+  }
+
   ic = newiCode (IFX, NULL, NULL);
   IC_COND (ic) = condition;
   IC_TRUE (ic) = trueLabel;
diff --git a/support/Util/SDCCerr.c b/support/Util/SDCCerr.c
index d3f54cb6..fd5d6a20 100644
--- a/support/Util/SDCCerr.c
+++ b/support/Util/SDCCerr.c
@@ -358,7 +358,9 @@ struct
 { E_CANNOT_USE_GENERIC_POINTER, ERROR_LEVEL_ERROR,
     "cannot use generic pointer %s to initialize %s" },
 { W_EXCESS_SHORT_OPTIONS, ERROR_LEVEL_WARNING,
-    "Only one short option can be specified at a time.  Rest of %s ignored." }
+    "Only one short option can be specified at a time.  Rest of %s ignored." },
+{ E_VOID_VALUE_USED, ERROR_LEVEL_ERROR,
+    "void value not ignored as it ought to be" },
 };
 
 /*
diff --git a/support/Util/SDCCerr.h b/support/Util/SDCCerr.h
index 24d28264..8bcd4c48 100644
--- a/support/Util/SDCCerr.h
+++ b/support/Util/SDCCerr.h
@@ -167,7 +167,8 @@ SDCCERR - SDCC Standard error handler
 #define W_STRAY_BACKSLASH 149
 #define W_NEWLINE_IN_STRING 150 
 #define E_CANNOT_USE_GENERIC_POINTER 151
-#define  W_EXCESS_SHORT_OPTIONS 152
+#define W_EXCESS_SHORT_OPTIONS 152
+#define E_VOID_VALUE_USED 153
 
 /** Describes the maximum error level that will be logged.  Any level
  *  includes all of the levels listed after it.
-- 
2.47.2