From: Brenden Blanco <bblanco@gmail.com>
Date: Wed, 16 Aug 2017 18:26:14 +0000 (-0700)
Subject: Omit include of ptrace.h for empty usdt contexts
X-Git-Tag: submit/tizen_4.0/20171018.110122~40^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4cb1edb60cdcf73df89a37fc8fb20b384e46bf5f;p=platform%2Fupstream%2Fbcc.git

Omit include of ptrace.h for empty usdt contexts

Fixes: #1280
Signed-off-by: Brenden Blanco <bblanco@gmail.com>
---

diff --git a/src/cc/usdt.cc b/src/cc/usdt.cc
index c3ef95a5..ccb7caab 100644
--- a/src/cc/usdt.cc
+++ b/src/cc/usdt.cc
@@ -356,6 +356,9 @@ const char *bcc_usdt_genargs(void **usdt_array, int len) {
   static std::string storage_;
   std::ostringstream stream;
 
+  if (!len)
+    return "";
+
   stream << USDT::USDT_PROGRAM_HEADER;
   // Generate genargs codes for an array of USDT Contexts.
   //