Buildresult: linus-rand/arm64-randconfig/arm64-gcc5 built on May 2 2019, 06:56

kisskb

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Status:	OK
Date/Time:	May 2 2019, 06:56
Duration:	0:02:30.155477
Builder:	ka4
Revision:	gcc-9: properly declare the {pv,hv}clock_page storage (`459e3a21535ae3c7a9a123650e54f5c882b8fcbf)`
Target:	linus-rand/arm64-randconfig/arm64-gcc5
Branch:	linus-rand
Compiler:	arm64-gcc5 (aarch64-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0 / GNU ld (GNU Binutils) 2.25.1)
Config:	randconfig (download)
Log:	Download original Possible warnings (1) drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] Full Log # git rev-parse -q --verify 459e3a21535ae3c7a9a123650e54f5c882b8fcbf^{commit} 459e3a21535ae3c7a9a123650e54f5c882b8fcbf already have revision, skipping fetch # git checkout -q -f -B kisskb 459e3a21535ae3c7a9a123650e54f5c882b8fcbf # git clean -qxdf # < git log -1 # commit 459e3a21535ae3c7a9a123650e54f5c882b8fcbf # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Wed May 1 11:20:53 2019 -0700 # # gcc-9: properly declare the {pv,hv}clock_page storage # # The pvlock_page and hvclock_page variables are (as the name implies) # addresses to pages, created by the linker script. # # But we declared them as just "extern u8" variables, which _works_, but # now that gcc does some more bounds checking, it causes warnings like # # warning: array subscript 1 is outside array bounds of ‘u8[1]’ # # when we then access more than one byte from those variables. # # Fix this by simply making the declaration of the variables match # reality, which makes the compiler happy too. # # Signed-off-by: Linus Torvalds <torvalds@-linux-foundation.org> # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version # < git log --format=%s --max-count=1 459e3a21535ae3c7a9a123650e54f5c882b8fcbf # < make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- randconfig KCONFIG_SEED=0x44B45410 # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # yes \n \| make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr': /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] pd->msg->buf[real_pos] = data; ^ /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:372:16: note: 'data' was declared here unsigned char data; ^ Completed OK # rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 # Build took: 0:02:30.155477

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