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authorTucker Evans <tuckerevans24@gmail.com>2019-08-17 14:15:21 -0400
committerTucker Evans <tuckerevans24@gmail.com>2019-08-17 14:15:21 -0400
commit1ff4c71e7a5140cd045a9483a76d667bd6837744 (patch)
treeafc13d15309d65d545bb5937484c835962e47c67
parent950a05bb51c231a690aff725068703946231a6a7 (diff)
Fix not type checking
-rw-r--r--sem_check.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sem_check.c b/sem_check.c
index a3d08b8..d174bf8 100644
--- a/sem_check.c
+++ b/sem_check.c
@@ -82,7 +82,7 @@ ptree *t;
yyerror(buf);
break;
case NOT:
- if (t->ret_type == BOOL)
+ if (t->l && t->l->ret_type == BOOL)
return BOOL;
yyerror("NOT needs bool input\n");
break;