5 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/utils/adt/bool.c b/src/backend/utils/adt/bool.c
index fe11d1ae946..cd98f84270a 100644
--- a/src/backend/utils/adt/bool.c
+++ b/src/backend/utils/adt/bool.c
@@ -184,7 +184,7 @@ boolrecv(PG_FUNCTION_ARGS)
 	int			ext;
 
 	ext = pq_getmsgbyte(buf);
-	PG_RETURN_BOOL((ext != 0) ? true : false);
+	PG_RETURN_BOOL(ext != 0);
 }
 
 /*
diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c
index 8ff4e5dc07b..1fb0b7b0984 100644
--- a/src/backend/utils/adt/ruleutils.c
+++ b/src/backend/utils/adt/ruleutils.c
@@ -8005,14 +8005,14 @@ isSimpleNode(Node *node, Node *parentNode, int prettyFlags)
 			 * appears simple since . has top precedence, unless parent is
 			 * T_FieldSelect itself!
 			 */
-			return (IsA(parentNode, FieldSelect) ? false : true);
+			return !IsA(parentNode, FieldSelect);
 
 		case T_FieldStore:
 
 			/*
 			 * treat like FieldSelect (probably doesn't matter)
 			 */
-			return (IsA(parentNode, FieldStore) ? false : true);
+			return !IsA(parentNode, FieldStore);
 
 		case T_CoerceToDomain:
 			/* maybe simple, check args */
diff --git a/src/backend/utils/adt/tsquery_gist.c b/src/backend/utils/adt/tsquery_gist.c
index 14d7343afa7..906a686914e 100644
--- a/src/backend/utils/adt/tsquery_gist.c
+++ b/src/backend/utils/adt/tsquery_gist.c
@@ -109,7 +109,7 @@ gtsquery_same(PG_FUNCTION_ARGS)
 	TSQuerySign b = PG_GETARG_TSQUERYSIGN(1);
 	bool	   *result = (bool *) PG_GETARG_POINTER(2);
 
-	*result = (a == b) ? true : false;
+	*result = (a == b);
 
 	PG_RETURN_POINTER(result);
 }
diff --git a/src/backend/utils/adt/tsquery_util.c b/src/backend/utils/adt/tsquery_util.c
index 7f936427b5f..b3dd4f4be02 100644
--- a/src/backend/utils/adt/tsquery_util.c
+++ b/src/backend/utils/adt/tsquery_util.c
@@ -186,7 +186,7 @@ QTNEq(QTNode *a, QTNode *b)
 	if (!(sign == a->sign && sign == b->sign))
 		return false;
 
-	return (QTNodeCompare(a, b) == 0) ? true : false;
+	return (QTNodeCompare(a, b) == 0);
 }
 
 /*
diff --git a/src/backend/utils/fmgr/dfmgr.c b/src/backend/utils/fmgr/dfmgr.c
index e8c6cdde972..96fd9d22685 100644
--- a/src/backend/utils/fmgr/dfmgr.c
+++ b/src/backend/utils/fmgr/dfmgr.c
@@ -458,7 +458,7 @@ file_exists(const char *name)
 	AssertArg(name != NULL);
 
 	if (stat(name, &st) == 0)
-		return S_ISDIR(st.st_mode) ? false : true;
+		return !S_ISDIR(st.st_mode);
 	else if (!(errno == ENOENT || errno == ENOTDIR || errno == EACCES))
 		ereport(ERROR,
 				(errcode_for_file_access(),