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authorroot <root@artemis.panaceas.org>2015-12-25 04:40:36 +0000
committerroot <root@artemis.panaceas.org>2015-12-25 04:40:36 +0000
commit849369d6c66d3054688672f97d31fceb8e8230fb (patch)
tree6135abc790ca67dedbe07c39806591e70eda81ce /include/linux/compiler-gcc3.h
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initial_commit
Diffstat (limited to 'include/linux/compiler-gcc3.h')
-rw-r--r--include/linux/compiler-gcc3.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h
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index 00000000..37d41243
--- /dev/null
+++ b/include/linux/compiler-gcc3.h
@@ -0,0 +1,23 @@
+#ifndef __LINUX_COMPILER_H
+#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
+#endif
+
+#if __GNUC_MINOR__ < 2
+# error Sorry, your compiler is too old - please upgrade it.
+#endif
+
+#if __GNUC_MINOR__ >= 3
+# define __used __attribute__((__used__))
+#else
+# define __used __attribute__((__unused__))
+#endif
+
+#if __GNUC_MINOR__ >= 4
+#define __must_check __attribute__((warn_unused_result))
+#endif
+
+#ifdef CONFIG_GCOV_KERNEL
+# if __GNUC_MINOR__ < 4
+# error "GCOV profiling support for gcc versions below 3.4 not included"
+# endif /* __GNUC_MINOR__ */
+#endif /* CONFIG_GCOV_KERNEL */