From: Paul Reimer <paul@p-rimes.net>
Date: Mon, 14 May 2018 17:17:04 +0000 (-0700)
Subject: Add declarations of private cxx_guard functions (__cxa_guard_*) in cxx component... 
X-Git-Tag: v3.1-beta1~54^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e5ac96f49a7fc917d36409396e4d5ed1440bd58f;p=esp-idf

Add declarations of private cxx_guard functions (__cxa_guard_*) in cxx component to fix C++ -Wmissing-declarations warning

Merges https://github.com/espressif/esp-idf/pull/1956
---

diff --git a/components/cxx/cxx_guards.cpp b/components/cxx/cxx_guards.cpp
index 288ff3ea03..48819a7ab5 100644
--- a/components/cxx/cxx_guards.cpp
+++ b/components/cxx/cxx_guards.cpp
@@ -33,6 +33,10 @@ static size_t s_static_init_waiting_count = 0;              //!< number of tasks
 static size_t s_static_init_max_waiting_count = 0;          //!< maximum ever value of the above; can be inspected using GDB for debugging purposes
 #endif
 
+extern "C" int __cxa_guard_acquire(__guard* pg);
+extern "C" void __cxa_guard_release(__guard* pg);
+extern "C" void __cxa_guard_abort(__guard* pg);
+extern "C" void __cxa_guard_dummy();
 
 /**
  * Layout of the guard object (defined by the ABI).