Buildresult: powerpc-fixes/52xx/cm5200_defconfig/powerpc-gcc4.6 built on Aug 2 2019, 02:04

kisskb

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Status:	OK
Date/Time:	Aug 2 2019, 02:04
Duration:	0:00:21.886593
Builder:	ka4
Revision:	selftests/powerpc: Fix build failures with GCC 9 (`f9346b739bcf2de0fad889708cdece04bacbc604)`
Target:	powerpc-fixes/52xx/cm5200_defconfig/powerpc-gcc4.6
Branch:	powerpc-fixes
Compiler:	powerpc-gcc4.6 (powerpc-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:	52xx/cm5200_defconfig (download)
Log:	Download original Possible warnings (4) kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] kernel/futex.c:1676:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify f9346b739bcf2de0fad889708cdece04bacbc604^{commit} f9346b739bcf2de0fad889708cdece04bacbc604 already have revision, skipping fetch # git checkout -q -f -B kisskb f9346b739bcf2de0fad889708cdece04bacbc604 # git clean -qxdf # < git log -1 # commit f9346b739bcf2de0fad889708cdece04bacbc604 # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Thu Aug 1 16:44:02 2019 +1000 # # selftests/powerpc: Fix build failures with GCC 9 # # GCC 9 fails to build some of the ptrace TM tests, with errors such as: # # ptrace-tm-spd-vsx.c: In function 'tm_spd_vsx': # ptrace-tm-spd-vsx.c:51:2: error: listing the stack pointer register 'r1' in a clobber list is deprecated [-Werror=deprecated] # 51 \| asm __volatile__( # \| ^~~ # ptrace-tm-spd-vsx.c:51:2: note: the value of the stack pointer after an 'asm' statement must be the same as it was before the statement # # Which is probably fair enough. # # Some of these inline asm blocks are doing quite a lot and are probably # pushing the boundaries of what's sane to do with inline asm, but they # shouldn't actually be returning with r1 modified. # # So drop r1 from the clobbers for now, we should probably rewrite them # to be real asm functions at some point. # # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 f9346b739bcf2de0fad889708cdece04bacbc604 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-fixes_52xx_cm5200_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- 52xx/cm5200_defconfig # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-fixes_52xx_cm5200_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1676:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:1651:6: note: 'oldval' was declared here /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] INFO: Uncompressed kernel (size 0x50d100) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) Image Name: Linux-5.3.0-rc2-gf9346b739bcf Created: Fri Aug 2 02:04:51 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2577335 Bytes = 2516.93 KiB = 2.46 MiB Load Address: 00000000 Entry Point: 00000000 Completed OK # rm -rf /kisskb/build/powerpc-fixes_52xx_cm5200_defconfig_powerpc-gcc4.6 # Build took: 0:00:21.886593

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