ext/opcache/jit/zend_jit_trace: use true/false instead of 1/0

Author: MaxKellermann

ext/opcache/jit/zend_jit.c

@@ -134,7 +134,7 @@ static const void *zend_jit_loop_trace_counter_handler = NULL;
 static int ZEND_FASTCALL zend_runtime_jit(void);
 
 static int zend_jit_trace_op_len(const zend_op *opline);
-static int zend_jit_trace_may_exit(const zend_op_array *op_array, const zend_op *opline);
+static bool zend_jit_trace_may_exit(const zend_op_array *op_array, const zend_op *opline);
 static uint32_t zend_jit_trace_get_exit_point(const zend_op *to_opline, uint32_t flags);
 static const void *zend_jit_trace_get_exit_addr(uint32_t n);
 static void zend_jit_trace_add_code(const void *start, uint32_t size);