From: cuz <cuz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Thu, 14 Apr 2005 20:36:50 +0000 (+0000)
Subject: Fixed a bug
X-Git-Tag: V2.12.0~383
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=6170017f078a9ef36aa6fc1d2e9eddb9d8158d5b;p=cc65

Fixed a bug


git-svn-id: svn://svn.cc65.org/cc65/trunk@3458 b7a2c559-68d2-44c3-8de9-860c34a00d81
---

diff --git a/src/ca65/studyexpr.c b/src/ca65/studyexpr.c
index 2fafda934..407862a17 100644
--- a/src/ca65/studyexpr.c
+++ b/src/ca65/studyexpr.c
@@ -619,7 +619,7 @@ static void StudyPlus (ExprNode* Expr, ExprDesc* D)
     StudyExprInternal (Expr->Right, &Right);
 
     /* Check if we can handle the operation */
-    if (ED_IsValid (D) || ED_IsValid (&Right)) {
+    if (ED_IsValid (D) && ED_IsValid (&Right)) {
 
         /* Add both */
         ED_Add (D, &Right);
@@ -654,7 +654,7 @@ static void StudyMinus (ExprNode* Expr, ExprDesc* D)
     StudyExprInternal (Expr->Right, &Right);
 
     /* Check if we can handle the operation */
-    if (ED_IsValid (D) || ED_IsValid (&Right)) {
+    if (ED_IsValid (D) && ED_IsValid (&Right)) {
 
         /* Subtract both */
         ED_Sub (D, &Right);