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[Qemu-devel] [PATCH v3 1/4] QEMU_PACKED: Remove gcc_struct attribute in


From: Cao Jiaxi
Subject: [Qemu-devel] [PATCH v3 1/4] QEMU_PACKED: Remove gcc_struct attribute in Windows non x86 targets
Date: Fri, 3 May 2019 08:23:51 +0800

gcc_struct is for x86 only, and it generates an warning on ARM64 Clang/MinGW 
targets.

Signed-off-by: Cao Jiaxi <address@hidden>
---
 contrib/libvhost-user/libvhost-user.h | 2 +-
 include/qemu/compiler.h               | 2 +-
 scripts/cocci-macro-file.h            | 7 ++++++-
 slirp/src/util.h                      | 2 +-
 4 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/contrib/libvhost-user/libvhost-user.h 
b/contrib/libvhost-user/libvhost-user.h
index 414ceb0a2f..78b33306e8 100644
--- a/contrib/libvhost-user/libvhost-user.h
+++ b/contrib/libvhost-user/libvhost-user.h
@@ -148,7 +148,7 @@ typedef struct VhostUserInflight {
     uint16_t queue_size;
 } VhostUserInflight;
 
-#if defined(_WIN32)
+#if defined(_WIN32) && (defined(__x86_64__) || defined(__i386__))
 # define VU_PACKED __attribute__((gcc_struct, packed))
 #else
 # define VU_PACKED __attribute__((packed))
diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h
index 296b2fd572..09fc44cca4 100644
--- a/include/qemu/compiler.h
+++ b/include/qemu/compiler.h
@@ -28,7 +28,7 @@
 
 #define QEMU_SENTINEL __attribute__((sentinel))
 
-#if defined(_WIN32)
+#if defined(_WIN32) && (defined(__x86_64__) || defined(__i386__))
 # define QEMU_PACKED __attribute__((gcc_struct, packed))
 #else
 # define QEMU_PACKED __attribute__((packed))
diff --git a/scripts/cocci-macro-file.h b/scripts/cocci-macro-file.h
index e485cdccae..c6bbc05ba3 100644
--- a/scripts/cocci-macro-file.h
+++ b/scripts/cocci-macro-file.h
@@ -23,7 +23,12 @@
 #define QEMU_NORETURN __attribute__ ((__noreturn__))
 #define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
 #define QEMU_SENTINEL __attribute__((sentinel))
-#define QEMU_PACKED __attribute__((gcc_struct, packed))
+
+#if defined(_WIN32) && (defined(__x86_64__) || defined(__i386__))
+# define QEMU_PACKED __attribute__((gcc_struct, packed))
+#else
+# define QEMU_PACKED __attribute__((packed))
+#endif
 
 #define cat(x,y) x ## y
 #define cat2(x,y) cat(x,y)
diff --git a/slirp/src/util.h b/slirp/src/util.h
index 01f1e0e068..278828fe3f 100644
--- a/slirp/src/util.h
+++ b/slirp/src/util.h
@@ -43,7 +43,7 @@
 #include <netinet/in.h>
 #endif
 
-#if defined(_WIN32)
+#if defined(_WIN32) && (defined(__x86_64__) || defined(__i386__))
 # define SLIRP_PACKED __attribute__((gcc_struct, packed))
 #else
 # define SLIRP_PACKED __attribute__((packed))
-- 
2.17.1






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