Dear contributor, Our automatic CI has detected problems related to your patch(es). Please find some details below.
In armv8l-unknown-linux-gnueabihf native, after: | commit gcc-17-567-g7034f85fb657 | Author: Kito Cheng <[email protected]> | Date: Fri Nov 28 17:58:21 2025 +0800 | | middle-end: Optimize reversed CRC table-based implementation | | The previous reversed CRC implementation used explicit bit reflection | before and after the CRC computation: | | ... 49 lines of the commit log omitted. Produces 3 regressions: | | regressions.sum: | Running gcc:gcc.dg/dg.exp ... | FAIL: gcc.dg/crc-builtin-rev-target32.c scan-rtl-dump expand ";; (?:using optab for|emitting crc table) crc_16_polynomial_0x1021" | FAIL: gcc.dg/crc-builtin-rev-target32.c scan-rtl-dump expand ";; (?:using optab for|emitting crc table) crc_32_polynomial_0x4002123" | FAIL: gcc.dg/crc-builtin-rev-target32.c scan-rtl-dump expand ";; (?:using optab for|emitting crc table) crc_8_polynomial_0x12" Used configuration : *CI config* tcwg_gcc_check armv8l-unknown-linux-gnueabihf *configure and test flags:* none, autodetected on armv8l-unknown-linux-gnueabihf--disable-multilib --with-float=hard --with-mode=thumb --with-tune=cortex-a9 --with-arch=armv7-a --with-fpu=neon-fp-armv8 We track this bug report under https://linaro.atlassian.net/browse/GNU-1905. Please let us know if you have a fix. If you have any questions regarding this report, please ask on [email protected] mailing list. -----------------8<--------------------------8<--------------------------8<-------------------------- The information below contains the details of the failures, and the ways to reproduce a debug environment: You can find the failure logs in *.log.1.xz files in * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10225/archive/artifacts/00-sumfiles/ The full lists of regressions and improvements as well as configure and make commands are in * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10225/archive/artifacts/notify/ The list of [ignored] baseline and flaky failures are in * http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10225/archive/artifacts/sumfiles/xfails.xfail Current build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10225/archive/artifacts/ Reference build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10224/archive/artifacts/ Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/7034f85fb6577ac48693f0606b7e33fef41a1b74/tcwg_gcc_check/master-arm/reproduction_instructions.txt Full commit : See in git+ssh://[email protected]/git/gcc.git
