build: prepare for new toolchain based on gcc 7.3 (just for testing)
parent
82b73cb9e9
commit
8927bb0927
@ -0,0 +1,30 @@
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#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-gcc4.h> directly, include <linux/compiler.h> instead."
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#endif
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#define __used __attribute__((__used__))
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#define __must_check __attribute__((warn_unused_result))
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#define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
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#define __always_inline inline __attribute__((always_inline))
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/*
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* A trick to suppress uninitialized variable warning without generating any
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* code
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*/
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#define uninitialized_var(x) x = x
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/* Mark functions as cold. gcc will assume any path leading to a call
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to them will be unlikely. This means a lot of manual unlikely()s
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are unnecessary now for any paths leading to the usual suspects
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like BUG(), printk(), panic() etc. [but let's keep them for now for
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older compilers]
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Early snapshots of gcc 4.3 don't support this and we can't detect this
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in the preprocessor, but we can live with this because they're unreleased.
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Maketime probing would be overkill here.
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gcc also has a __attribute__((__hot__)) to move hot functions into
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a special section, but I don't see any sense in this right now in
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the kernel context */
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#define __cold __attribute__((__cold__))
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@ -0,0 +1,44 @@
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--- glib2/gio/gunixconnection.c
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+++ glib2/gio/gunixconnection.c
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@@ -147,6 +147,10 @@
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*
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* Since: 2.22
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**/
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+#if defined(__GNUC__) && __GNUC__ >= 5
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
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+#endif
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gint
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g_unix_connection_receive_fd (GUnixConnection *connection,
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GCancellable *cancellable,
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@@ -241,6 +245,9 @@
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return -1;
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#endif
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}
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+#if defined(__GNUC__) && __GNUC__ >= 5
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+#pragma GCC diagnostic pop
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+#endif
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static void
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g_unix_connection_init (GUnixConnection *connection)
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@@ -493,6 +500,10 @@
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*
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* Since: 2.26
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*/
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+#if defined(__GNUC__) && __GNUC__ >= 5
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
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+#endif
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GCredentials *
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g_unix_connection_receive_credentials (GUnixConnection *connection,
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GCancellable *cancellable,
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@@ -662,6 +673,9 @@
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g_object_unref (socket);
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return ret;
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}
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+#if defined(__GNUC__) && __GNUC__ >= 5
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+#pragma GCC diagnostic pop
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+#endif
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static void
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receive_credentials_async_thread (GTask *task,
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@ -0,0 +1,30 @@
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#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-gcc4.h> directly, include <linux/compiler.h> instead."
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#endif
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#define __used __attribute__((__used__))
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#define __must_check __attribute__((warn_unused_result))
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#define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
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#define __always_inline inline __attribute__((always_inline))
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/*
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* A trick to suppress uninitialized variable warning without generating any
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* code
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*/
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#define uninitialized_var(x) x = x
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/* Mark functions as cold. gcc will assume any path leading to a call
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to them will be unlikely. This means a lot of manual unlikely()s
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are unnecessary now for any paths leading to the usual suspects
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like BUG(), printk(), panic() etc. [but let's keep them for now for
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older compilers]
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Early snapshots of gcc 4.3 don't support this and we can't detect this
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in the preprocessor, but we can live with this because they're unreleased.
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Maketime probing would be overkill here.
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gcc also has a __attribute__((__hot__)) to move hot functions into
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a special section, but I don't see any sense in this right now in
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the kernel context */
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#define __cold __attribute__((__cold__))
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@ -0,0 +1,30 @@
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#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-gcc4.h> directly, include <linux/compiler.h> instead."
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#endif
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#define __used __attribute__((__used__))
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#define __must_check __attribute__((warn_unused_result))
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#define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
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#define __always_inline inline __attribute__((always_inline))
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/*
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* A trick to suppress uninitialized variable warning without generating any
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* code
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*/
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#define uninitialized_var(x) x = x
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/* Mark functions as cold. gcc will assume any path leading to a call
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to them will be unlikely. This means a lot of manual unlikely()s
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are unnecessary now for any paths leading to the usual suspects
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like BUG(), printk(), panic() etc. [but let's keep them for now for
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older compilers]
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Early snapshots of gcc 4.3 don't support this and we can't detect this
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in the preprocessor, but we can live with this because they're unreleased.
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Maketime probing would be overkill here.
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gcc also has a __attribute__((__hot__)) to move hot functions into
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a special section, but I don't see any sense in this right now in
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the kernel context */
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#define __cold __attribute__((__cold__))
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