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authorNitin A Kamble <nitin.a.kamble@intel.com>2012-04-14 01:59:07 -0700
committerRichard Purdie <richard.purdie@linuxfoundation.org>2012-04-14 11:27:00 +0100
commitb0f6dc60c926c2a653485e0016fbdc2ac5eb0cb4 (patch)
tree2984a5c4ee4b5e27871380b74c6fc9fcbb96428d /meta/recipes-bsp
parent26ae0e53411c1ea3afbb2e0c6d9dc2f1b0690751 (diff)
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grub-efi-native, grub: fix build with gcc 4.7
This fixes bug [YOCTO #2293] These build failure caused by gcc4.7 is fixed with a backport of a grub-1.99 patch from fedora 17 alpha plus two more new patches | gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W -I../include -I../include -DGRUB_MACHINE_EFI=1 -DGRUB_MACHINE=I386_EFI -nostdinc -isystem /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include -DGRUB_FILE=\"commands/efi/acpi.c\" -I. -I. -I.. -I.. -I../include -I../include -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1 -falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror -Wno-trampolines -ffreestanding -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -c -o commands/efi/acpi_module-acpi.o `test -f 'commands/efi/acpi.c' || echo './'`commands/efi/acpi.c | gcc: error: unrecognized command line option '-melf_i386' | make[3]: *** [trig.module] Error 1 | make[3]: Entering directory `/home/nitin/builds/build0/tmp/work/x86_64-linux/grub-efi-i586-native-1.99-r7/grub-1.99/grub-core' | gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W -I../include -I../include -DGRUB_MACHINE_EFI=1 -DGRUB_MACHINE=I386_EFI -nostdinc -isystem /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include -DGRUB_FILE=\"fs/btrfs.c\" -I. -I. -I.. -I.. -I../include -I../include -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1 -falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror -Wno-trampolines -ffreestanding -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -c -o fs/btrfs_module-btrfs.o `test -f 'fs/btrfs.c' || echo './'`fs/btrfs.c | fs/btrfs.c: In function 'grub_btrfs_read_logical': | fs/btrfs.c:791:5: error: 'err' may be used uninitialized in this function [-Werror=maybe-uninitialized] | fs/btrfs.c:592:18: note: 'err' was declared here | cc1: all warnings being treated as errors | make[3]: *** [fs/btrfs_module-btrfs.o] Error 1 | gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W -I../include -I../include -DGRUB_MACHINE_EFI=1 -DGRUB_MACHINE=I386_EFI -nostdinc -isystem /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include -DGRUB_FILE=\"fs/zfs/zfs.c\" -I. -I. -I.. -I.. -I../include -I../include -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1 -falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror -Wno-trampolines -ffreestanding -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -c -o fs/zfs/zfs_module-zfs.o `test -f 'fs/zfs/zfs.c' || echo './'`fs/zfs/zfs.c | fs/zfs/zfs.c: In function 'get_filesystem_dnode': | fs/zfs/zfs.c:1449:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:1449:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'make_mdn': | fs/zfs/zfs.c:1478:3: error: dereferencing type-punned pointer will break strict-alERROR: Function failed: do_compile (see /home/nitin/builds/build0/tmp/work/x86_64-linux/grub-efi-i586-native-1.99-r7/temp/log.do_compile.9293 for further information) | iasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'dnode_get_fullpath': | fs/zfs/zfs.c:1554:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:1554:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:1571:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:1571:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'grub_zfs_open': | fs/zfs/zfs.c:2234:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2234:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'fill_fs_info': | fs/zfs/zfs.c:2362:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2362:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2395:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2395:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'iterate_zap': | fs/zfs/zfs.c:2420:5: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2420:5: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c: In function 'grub_zfs_dir': | fs/zfs/zfs.c:2483:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2483:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2484:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2484:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2502:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | fs/zfs/zfs.c:2502:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] | cc1: all warnings being treated as errors | make[3]: *** [fs/zfs/zfs_module-zfs.o] Error 1 Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-bsp')
-rw-r--r--meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch147
-rw-r--r--meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch41
-rw-r--r--meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0.patch34
-rw-r--r--meta/recipes-bsp/grub/grub-efi-native_1.99.bb8
-rw-r--r--meta/recipes-bsp/grub/grub_1.99.bb5
5 files changed, 232 insertions, 3 deletions
diff --git a/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch
new file mode 100644
index 000000000..9d81050e4
--- /dev/null
+++ b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch
@@ -0,0 +1,147 @@
+Upstream-Status: Pending
+
+This patch fixes these strick-aliasing errors with gcc 4.7
+
+
+| gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W -I../include -I../include -DGRUB_MACHINE_EFI=1 -DGRUB_MACHINE=I386_EFI -nostdinc -isystem /usr/lib/gcc/x86_64-redhat-linux/4.7.0/include -DGRUB_FILE=\"fs/zfs/zfs.c\" -I. -I. -I.. -I.. -I../include -I../include -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1 -falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow -fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror -Wno-trampolines -ffreestanding -isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2 -pipe -c -o fs/zfs/zfs_module-zfs.o `test -f 'fs/zfs/zfs.c' || echo './'`fs/zfs/zfs.c
+| fs/zfs/zfs.c: In function 'get_filesystem_dnode':
+| fs/zfs/zfs.c:1449:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:1449:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'make_mdn':
+| fs/zfs/zfs.c:1478:3: error: dereferencing type-punned pointer will break strict-alERROR: Function failed: do_compile (see /home/nitin/builds/build0/tmp/work/x86_64-linux/grub-efi-i586-native-1.99-r7/temp/log.do_compile.9293 for further information)
+| iasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'dnode_get_fullpath':
+| fs/zfs/zfs.c:1554:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:1554:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:1571:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:1571:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'grub_zfs_open':
+| fs/zfs/zfs.c:2234:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2234:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'fill_fs_info':
+| fs/zfs/zfs.c:2362:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2362:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2395:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2395:3: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'iterate_zap':
+| fs/zfs/zfs.c:2420:5: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2420:5: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c: In function 'grub_zfs_dir':
+| fs/zfs/zfs.c:2483:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2483:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2484:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2484:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2502:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| fs/zfs/zfs.c:2502:7: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing]
+| cc1: all warnings being treated as errors
+| make[3]: *** [fs/zfs/zfs_module-zfs.o] Error 1
+
+Signed-Off-By: Nitin A Kamble <nitin.a.kamble@intel.com>
+2012/04/13
+
+Index: grub-1.99/grub-core/fs/zfs/zfs.c
+===================================================================
+--- grub-1.99.orig/grub-core/fs/zfs/zfs.c
++++ grub-1.99/grub-core/fs/zfs/zfs.c
+@@ -1446,7 +1446,8 @@ get_filesystem_dnode (dnode_end_t * mosm
+ ch = *fsname;
+ *fsname = 0;
+
+- childobj = grub_zfs_to_cpu64 ((((dsl_dir_phys_t *) DN_BONUS (&mdn->dn)))->dd_child_dir_zapobj, mdn->endian);
++ dsl_dir_phys_t * tmp = DN_BONUS (&mdn->dn);
++ childobj = grub_zfs_to_cpu64 (tmp->dd_child_dir_zapobj, mdn->endian);
+ err = dnode_get (mosmdn, childobj,
+ DMU_OT_DSL_DIR_CHILD_MAP, mdn, data);
+ if (err)
+@@ -1475,7 +1476,8 @@ make_mdn (dnode_end_t * mdn, struct grub
+
+ grub_dprintf ("zfs", "endian = %d\n", mdn->endian);
+
+- bp = &(((dsl_dataset_phys_t *) DN_BONUS (&mdn->dn))->ds_bp);
++ dsl_dataset_phys_t * tmp = DN_BONUS(&mdn->dn);
++ bp = &(tmp->ds_bp);
+ err = zio_read (bp, mdn->endian, &osp, &ospsize, data);
+ if (err)
+ return err;
+@@ -1551,7 +1553,8 @@ dnode_get_fullpath (const char *fullpath
+
+ grub_dprintf ("zfs", "alive\n");
+
+- headobj = grub_zfs_to_cpu64 (((dsl_dir_phys_t *) DN_BONUS (&dn->dn))->dd_head_dataset_obj, dn->endian);
++ dsl_dir_phys_t * tmp1 = DN_BONUS (&dn->dn);
++ headobj = grub_zfs_to_cpu64 (tmp1->dd_head_dataset_obj, dn->endian);
+
+ grub_dprintf ("zfs", "endian = %d\n", mdn->endian);
+
+@@ -1568,7 +1571,8 @@ dnode_get_fullpath (const char *fullpath
+ {
+ grub_uint64_t snapobj;
+
+- snapobj = grub_zfs_to_cpu64 (((dsl_dataset_phys_t *) DN_BONUS (&mdn->dn))->ds_snapnames_zapobj, mdn->endian);
++ dsl_dataset_phys_t * tmp2 = DN_BONUS (&mdn->dn);
++ snapobj = grub_zfs_to_cpu64 (tmp2->ds_snapnames_zapobj, mdn->endian);
+
+ err = dnode_get (&(data->mos), snapobj,
+ DMU_OT_DSL_DS_SNAP_MAP, mdn, data);
+@@ -2231,7 +2235,8 @@ grub_zfs_open (struct grub_file *file, c
+ }
+ else
+ {
+- file->size = grub_zfs_to_cpu64 (((znode_phys_t *) DN_BONUS (&data->dnode.dn))->zp_size, data->dnode.endian);
++ znode_phys_t * tmp = DN_BONUS (&data->dnode.dn);
++ file->size = grub_zfs_to_cpu64 (tmp->zp_size, data->dnode.endian);
+ }
+
+ file->data = data;
+@@ -2359,7 +2364,8 @@ fill_fs_info (struct grub_dirhook_info *
+
+ if (mdn.dn.dn_type == DMU_OT_DSL_DIR)
+ {
+- headobj = grub_zfs_to_cpu64 (((dsl_dir_phys_t *) DN_BONUS (&mdn.dn))->dd_head_dataset_obj, mdn.endian);
++ dsl_dir_phys_t * tmp1 = DN_BONUS (&mdn.dn);
++ headobj = grub_zfs_to_cpu64 (tmp1->dd_head_dataset_obj, mdn.endian);
+
+ err = dnode_get (&(data->mos), headobj, DMU_OT_DSL_DATASET, &mdn, data);
+ if (err)
+@@ -2392,7 +2398,8 @@ fill_fs_info (struct grub_dirhook_info *
+ }
+
+ info->mtimeset = 1;
+- info->mtime = grub_zfs_to_cpu64 (((znode_phys_t *) DN_BONUS (&dn.dn))->zp_mtime[0], dn.endian);
++ znode_phys_t * tmp2 = DN_BONUS (&dn.dn);
++ info->mtime = grub_zfs_to_cpu64 (tmp2->zp_mtime[0], dn.endian);
+ return;
+ }
+
+@@ -2417,7 +2424,8 @@ grub_zfs_dir (grub_device_t device, cons
+
+ dnode_get (&(data->mdn), val, 0, &dn, data);
+ info.mtimeset = 1;
+- info.mtime = grub_zfs_to_cpu64 (((znode_phys_t *) DN_BONUS (&dn.dn))->zp_mtime[0], dn.endian);
++ znode_phys_t * tmp1 = DN_BONUS (&dn.dn);
++ info.mtime = grub_zfs_to_cpu64 (tmp1->zp_mtime[0], dn.endian);
+ info.dir = (dn.dn.dn_type == DMU_OT_DIRECTORY_CONTENTS);
+ grub_dprintf ("zfs", "type=%d, name=%s\n",
+ (int)dn.dn.dn_type, (char *)name);
+@@ -2480,8 +2488,9 @@ grub_zfs_dir (grub_device_t device, cons
+ fill_fs_info (&info, data->dnode, data);
+ hook ("@", &info);
+
+- childobj = grub_zfs_to_cpu64 (((dsl_dir_phys_t *) DN_BONUS (&data->dnode.dn))->dd_child_dir_zapobj, data->dnode.endian);
+- headobj = grub_zfs_to_cpu64 (((dsl_dir_phys_t *) DN_BONUS (&data->dnode.dn))->dd_head_dataset_obj, data->dnode.endian);
++ dsl_dir_phys_t * tmp2 = DN_BONUS (&data->dnode.dn);
++ childobj = grub_zfs_to_cpu64 (tmp2->dd_child_dir_zapobj, data->dnode.endian);
++ headobj = grub_zfs_to_cpu64 (tmp2->dd_head_dataset_obj, data->dnode.endian);
+ err = dnode_get (&(data->mos), childobj,
+ DMU_OT_DSL_DIR_CHILD_MAP, &dn, data);
+ if (err)
+@@ -2499,7 +2508,8 @@ grub_zfs_dir (grub_device_t device, cons
+ return err;
+ }
+
+- snapobj = grub_zfs_to_cpu64 (((dsl_dataset_phys_t *) DN_BONUS (&dn.dn))->ds_snapnames_zapobj, dn.endian);
++ dsl_dataset_phys_t * tmp3 = DN_BONUS (&dn.dn);
++ snapobj = grub_zfs_to_cpu64 (tmp3->ds_snapnames_zapobj, dn.endian);
+
+ err = dnode_get (&(data->mos), snapobj,
+ DMU_OT_DSL_DS_SNAP_MAP, &dn, data);
diff --git a/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch
new file mode 100644
index 000000000..397d11f45
--- /dev/null
+++ b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch
@@ -0,0 +1,41 @@
+UpstreamStatus: Pending
+
+This patch quitens this error:
+
+| make[3]: Entering directory
+`/home/nitin/builds/build0/tmp/work/x86_64-linux/grub-efi-i586-native-1.99-r7/grub-1.99/grub-core'
+| gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W -I../include -I../include
+-DGRUB_MACHINE_EFI=1 -DGRUB_MACHINE=I386_EFI -nostdinc -isystem
+/usr/lib/gcc/x86_64-redhat-linux/4.7.0/include -DGRUB_FILE=\"fs/btrfs.c\" -I.
+-I. -I.. -I.. -I../include -I../include
+-isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2
+-pipe -g -feliminate-unused-debug-types -Wall -W -Wshadow -Wpointer-arith
+-Wmissing-prototypes -Wundef -Wstrict-prototypes -g -falign-jumps=1
+-falign-loops=1 -falign-functions=1 -mno-mmx -mno-sse -mno-sse2 -mno-3dnow
+-fno-dwarf2-cfi-asm -m32 -fno-stack-protector -mno-stack-arg-probe -Werror
+-Wno-trampolines -ffreestanding
+-isystem/home/nitin/builds/build0/tmp/sysroots/x86_64-linux/usr/include -O2
+-pipe -c -o fs/btrfs_module-btrfs.o `test -f 'fs/btrfs.c' || echo
+'./'`fs/btrfs.c
+| fs/btrfs.c: In function 'grub_btrfs_read_logical':
+| fs/btrfs.c:791:5: error: 'err' may be used uninitialized in this function
+[-Werror=maybe-uninitialized]
+| fs/btrfs.c:592:18: note: 'err' was declared here
+| cc1: all warnings being treated as errors
+| make[3]: *** [fs/btrfs_module-btrfs.o] Error 1
+
+Signed-Off-By: Nitin A Kamble <nitin.a.kamble@intel.com>
+2012/04/13
+Index: grub-1.99/grub-core/fs/btrfs.c
+===================================================================
+--- grub-1.99.orig/grub-core/fs/btrfs.c
++++ grub-1.99/grub-core/fs/btrfs.c
+@@ -589,7 +589,7 @@ grub_btrfs_read_logical (struct grub_btr
+ struct grub_btrfs_key *key;
+ struct grub_btrfs_chunk_item *chunk;
+ grub_uint64_t csize;
+- grub_err_t err;
++ grub_err_t err = 0;
+ struct grub_btrfs_key key_out;
+ int challoc = 0;
+ grub_device_t dev;
diff --git a/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0.patch b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0.patch
new file mode 100644
index 000000000..545954a30
--- /dev/null
+++ b/meta/recipes-bsp/grub/files/grub-1.99-gcc-4.7.0.patch
@@ -0,0 +1,34 @@
+Upstream-Status: backport from fedora
+
+2012/04/13
+Signed-Off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
+
+From b0f4ef523b69a497d69820c09bbb07484a6b09cc Mon Sep 17 00:00:00 2001
+From: Peter Jones <pjones@redhat.com>
+Date: Wed, 7 Mar 2012 09:53:50 -0500
+Subject: [PATCH] Fix gcc error that kills build.
+
+---
+ conf/Makefile.common | 4 ++--
+ 1 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/conf/Makefile.common b/conf/Makefile.common
+index 2040a2e..b3ba765 100644
+--- a/conf/Makefile.common
++++ b/conf/Makefile.common
+@@ -11,10 +11,10 @@ if COND_i386_pc
+ CFLAGS_PLATFORM += -mrtd -mregparm=3
+ endif
+ if COND_i386_efi
+- LDFLAGS_PLATFORM = -melf_i386
++ LDFLAGS_PLATFORM = -m32
+ endif
+ if COND_x86_64_efi
+- LDFLAGS_PLATFORM = -melf_x86_64
++ LDFLAGS_PLATFORM = -m64
+ endif
+ if COND_i386_qemu
+ CFLAGS_PLATFORM += -mrtd -mregparm=3
+--
+1.7.7.6
+
diff --git a/meta/recipes-bsp/grub/grub-efi-native_1.99.bb b/meta/recipes-bsp/grub/grub-efi-native_1.99.bb
index 4f8a4bcc5..30e9c74d3 100644
--- a/meta/recipes-bsp/grub/grub-efi-native_1.99.bb
+++ b/meta/recipes-bsp/grub/grub-efi-native_1.99.bb
@@ -16,7 +16,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504"
# FIXME: We should be able to optionally drop freetype as a dependency
DEPENDS = "help2man-native autogen-native"
RDEPENDS_${PN} = "diffutils freetype"
-PR = "r7"
+PR = "r8"
# Native packages do not normally rebuild when the target changes.
# Ensure this is built once per HOST-TARGET pair.
@@ -24,7 +24,11 @@ PN := "grub-efi-${TRANSLATED_TARGET_ARCH}-native"
SRC_URI = "ftp://ftp.gnu.org/gnu/grub/grub-${PV}.tar.gz \
file://grub-1.99_fix_for_automake_1.11.2.patch \
- file://grub-1.99-fpmath-sse-387-fix.patch"
+ file://grub-1.99-fpmath-sse-387-fix.patch \
+ file://grub-1.99-gcc-4.7.0.patch \
+ file://grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch \
+ file://grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch \
+ "
SRC_URI[md5sum] = "ca9f2a2d571b57fc5c53212d1d22e2b5"
SRC_URI[sha256sum] = "b91f420f2c51f6155e088e34ff99bea09cc1fb89585cf7c0179644e57abd28ff"
diff --git a/meta/recipes-bsp/grub/grub_1.99.bb b/meta/recipes-bsp/grub/grub_1.99.bb
index e61147f26..b08fa560b 100644
--- a/meta/recipes-bsp/grub/grub_1.99.bb
+++ b/meta/recipes-bsp/grub/grub_1.99.bb
@@ -12,11 +12,14 @@ LICENSE = "GPLv3"
LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504"
RDEPENDS_${PN} = "diffutils freetype"
-PR = "r5"
+PR = "r6"
SRC_URI = "ftp://ftp.gnu.org/gnu/grub/grub-${PV}.tar.gz \
file://grub-install.in.patch \
file://grub-1.99-fpmath-sse-387-fix.patch \
+ file://grub-1.99-gcc-4.7.0.patch \
+ file://grub-1.99-gcc-4.7.0-uninitialized-var-errors.patch \
+ file://grub-1.99-gcc-4.7.0-strict-aliasing-errors.patch \
file://40_custom"
SRC_URI[md5sum] = "ca9f2a2d571b57fc5c53212d1d22e2b5"