[Xen-devel] [PATCH] Fix builind error for old gcc

[Wen Congyang <wency@xxxxxxxxxxxxxx>]

commit de18e4c038306aeeca53e6e63e563036cafef162 introduces a building error:
gcc  -O1 -fno-omit-frame-pointer -m64 -g -fno-strict-aliasing -std=gnu99 -Wall 
-Wstrict-prototypes -Wdeclaration-after-statement -Wno-unused-but-set-variable  
 -D__XEN_TOOLS__ -MMD -MF .xl.o.d -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE 
-fno-optimize-sibling-calls  -Werror -Wno-format-zero-length 
-Wmissing-declarations -Wno-declaration-after-statement -Wformat-nonliteral -I. 
-fPIC -pthread -I/home/wency/src/upstream/xen/tools/libxl/../../tools/libxc 
-I/home/wency/src/upstream/xen/tools/libxl/../../tools/include  
-I/home/wency/src/upstream/xen/tools/libxl/../../tools/libxl 
-I/home/wency/src/upstream/xen/tools/libxl/../../tools/libxc 
-I/home/wency/src/upstream/xen/tools/libxl/../../tools/include 
-I/home/wency/src/upstream/xen/tools/libxl/../../tools/include -Wshadow 
-include /home/wency/src/upstream/xen/tools/libxl/../../tools/config.h   -c -o 
xl.o xl.c
In file included from xl.c:31:
libxl.h:582: error: redefinition of typedef âlibxl_ctxâ
libxl.h:348: note: previous declaration of âlibxl_ctxâ was here

Signed-off-by: Wen Congyang <wency@xxxxxxxxxxxxxx>
---
 tools/libxl/libxl.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h
index e6e0301..5ae6532 100644
--- a/tools/libxl/libxl.h
+++ b/tools/libxl/libxl.h
@@ -579,8 +579,6 @@ typedef struct libxl__ctx libxl_ctx;
  */
 #define LIBXL_HAVE_CPUPOOL_NAME 1
 
-typedef struct libxl__ctx libxl_ctx;
-
 typedef uint8_t libxl_mac[6];
 #define LIBXL_MAC_FMT "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx"
 #define LIBXL_MAC_FMTLEN ((2*6)+5) /* 6 hex bytes plus 5 colons */
-- 
1.9.3


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