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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2011-05-08 22:45:06 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2011-05-08 22:45:06 +0200
commit878c5456c5a2f9bff741a7b7bcdccd5c1694db22 (patch)
treebcf3d101215fa70b953aa7e9d0de805c5f8865b4 /libdde_linux26/contrib/include/linux/compiler-gcc3.h
parent9062642230b7bfb48e7b30f98cba8528172b2d36 (diff)
parentc8f311a7a32d4b0cb0c21672f63bca8efdf5d83a (diff)
Merge branch 'dde' into HEAD
Diffstat (limited to 'libdde_linux26/contrib/include/linux/compiler-gcc3.h')
-rw-r--r--libdde_linux26/contrib/include/linux/compiler-gcc3.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/compiler-gcc3.h b/libdde_linux26/contrib/include/linux/compiler-gcc3.h
new file mode 100644
index 00000000..8005effc
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/compiler-gcc3.h
@@ -0,0 +1,25 @@
+#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
+
+/*
+ * A trick to suppress uninitialized variable warning without generating any
+ * code
+ */
+#define uninitialized_var(x) x = x
+
+#define __always_inline inline __attribute__((always_inline))