From: Arnaud Giersch <arnaud.giersch@univ-fcomte.fr>
Date: Tue, 27 Aug 2019 12:12:59 +0000 (+0200)
Subject: Workaround build error seen with clang 10 on freebsd.
X-Git-Tag: v3.24~134
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/62a552e4489a97a71f3cf9c35a8b6c7dadf89d13?ds=sidebyside

Workaround build error seen with clang 10 on freebsd.

In file included from [...]/src/bindings/python/simgrid_python.cpp:11:
In file included from /usr/local/include/pybind11/functional.h:12:
/usr/local/include/pybind11/pybind11.h:1078:9: error: expression result unused [-Werror,-Wunused-value]
        PYBIND11_EXPAND_SIDE_EFFECTS(add_base<options>(record));
[...]
---

diff --git a/src/bindings/python/simgrid_python.cpp b/src/bindings/python/simgrid_python.cpp
index 340c5d24b3..4b70a2df59 100644
--- a/src/bindings/python/simgrid_python.cpp
+++ b/src/bindings/python/simgrid_python.cpp
@@ -8,10 +8,19 @@
 #define _hypot hypot
 #endif
 
+#if defined(__GNUG__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-value"
+#endif
+
 #include <pybind11/functional.h>
 #include <pybind11/pybind11.h> // Must come before our own stuff
 #include <pybind11/stl.h>
 
+#if defined(__GNUG__)
+#pragma GCC diagnostic pop
+#endif
+
 #include "src/kernel/context/Context.hpp"
 #include <simgrid/Exception.hpp>
 #include <simgrid/s4u/Actor.hpp>