Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2

[lttng-modules.git] / wrapper / compiler.h

diff --git a/wrapper/compiler.h b/wrapper/compiler.h
new file mode 100644 (file)
index 0000000..bd69fad
--- /dev/null
+++ b/wrapper/compiler.h
@@ -0,0 +1,39 @@
+#ifndef _LTTNG_WRAPPER_COMPILER_H
+#define _LTTNG_WRAPPER_COMPILER_H
+
+/*
+ * wrapper/compiler.h
+ *
+ * Copyright (C) 2013 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; only
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/compiler.h>
+
+/*
+ * Don't allow compiling with buggy compiler.
+ */
+
+/*
+ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
+ */
+#ifdef __ARMEL__
+# if GCC_VERSION >= 40800 && GCC_VERSION <= 40802
+#  error Your gcc version produces clobbered frame accesses
+# endif
+#endif
+
+#endif /* _LTTNG_WRAPPER_COMPILER_H */