From 827bc26b0a9f56e7cf6c3e3f7503ffe12947691d Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui3371@sina.com>
Date: Fri, 3 Jul 2026 15:40:32 +0800
Subject: [PATCH] Trace: removes useless empty lines

---
 src/common/impl/tracer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/impl/tracer.c b/src/common/impl/tracer.c
index 498294e9f..46c0bc072 100644
--- a/src/common/impl/tracer.c
+++ b/src/common/impl/tracer.c
@@ -106,7 +106,7 @@ __attribute__((destructor, no_instrument_function)) void trace_fini() {
         fprintf(trace_file, "{\"name\":\"%s\",\"ph\":\"%c\",\"pid\":%" PRIu32 ",\"tid\":%" PRIu64 ",\"ts\":%" PRIu64 "}%c\n", fnName, is_exit ? 'E' : 'B', pid, tid, ts, i < count - 1 ? ',' : ' ');
     }
 
-    fputs("\n]\n", trace_file);
+    fputc(']', trace_file);
     fclose(trace_file);
     fprintf(stderr, "Trace written to trace_%d.json with %u events. Use https://ui.perfetto.dev/ to view it.\n", pid, count);