Fixed a bug

git-svn-id: svn://svn.cc65.org/cc65/trunk@1242 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/src/cc65/coptind.c b/src/cc65/coptind.c
index 3c04f63a7c5523be9a583f2f93ade565bc8d250b..22aae197b6b361829eb9b063e07cd629c132c384 100644 (file)
--- a/src/cc65/coptind.c
+++ b/src/cc65/coptind.c
@@ -500,8 +500,13 @@ unsigned OptJumpTarget (CodeSeg* S)
        /* Get next entry */
                E2 = CS_GetNextEntry (S, I);
 
-       /* Check if we have a jump or branch, and a matching label */
-               if (E2 && (E2->Info & OF_UBRA) != 0 && E2->JumpTo) {
+       /* Check if we have a jump or branch, and a matching label, which
+        * is not attached to the jump itself
+        */
+               if (E2 != 0                     &&
+           (E2->Info & OF_UBRA) != 0   && 
+           E2->JumpTo                  &&
+           E2->JumpTo->Owner != E2) {
 
            /* Get the entry preceeding the branch target */
            T1 = CS_GetPrevEntry (S, CS_GetEntryIndex (S, E2->JumpTo->Owner));
@@ -908,7 +913,7 @@ unsigned OptDupLoads (CodeSeg* S)
                 if (In->RegA >= 0                     &&
                    In->RegA == In->RegX              &&
                    (N = CS_GetNextEntry (S, I)) != 0 &&
-                           !CE_UseLoadFlags (N)) {        
+                           !CE_UseLoadFlags (N)) {
                    /* Value is identical and not followed by a branch */
                    Delete = 1;
                }
@@ -967,7 +972,7 @@ unsigned OptDupLoads (CodeSeg* S)
 
     }
 
-    /* Free register info */                            
+    /* Free register info */
     CS_FreeRegInfo (S);
 
     /* Return the number of changes made */
@@ -1060,7 +1065,7 @@ unsigned OptTransfers (CodeSeg* S)
                 */
                if ((X = CS_GetNextEntry (S, I+1)) == 0) {
                    goto NextEntry;
-               }              
+               }
                 if (CE_UseLoadFlags (X)) {
                    if (I == 0) {
                        /* No preceeding entry */