[Linaro-TCWG-CI] gcc-17-2823-g1c8ca0108746: 3 regressions on arm
ci_notify--- via Gcc-regression <[email protected]> Fri, 31 Jul 2026 23:39:02 +0000 (UTC)
| Newsgroups | gmane.comp.gcc.regression |
|---|---|
| Message-ID | <1556509215.94793.1785541143175@72d3563a6d18> |
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-17-2823-g1c8ca0108746 | Author: Eikansh Gupta <[email protected]> | Date: Wed Jun 17 09:58:16 2026 +0530 | | MATCH: fold signbit comparison and conditional negate to copysign [PR109843] | | Fold (signbit (x) cmp1 0) cmp (signbit (y) cmp2 0) ? y : -y | to copysign (y, +-x). The result keeps the magnitude of Y and takes its | sign from X (or -X). Emitted as IFN_COPYSIGN when the target supports it. | ... 13 lines of the commit log omitted. Produces 3 regressions: | | regressions.sum: | Running gcc:gcc.dg/tree-ssa/tree-ssa.exp ... | FAIL: gcc.dg/tree-ssa/pr109843.c scan-tree-dump-not optimized "signbit" | FAIL: gcc.dg/tree-ssa/pr109843.c scan-tree-dump-times optimized " = -" 4 | FAIL: gcc.dg/tree-ssa/pr109843.c scan-tree-dump-times optimized "= \\.COPYSIGN" 9 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-1984. (Require Linaro login) 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/10477/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/10477/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/10477/archive/artifacts/sumfiles/xfails.xfail Current build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10477/archive/artifacts/ Reference build : http://54.172.246.49:9090/jobs/tcwg_gcc_check--master-arm-build/builds/10476/archive/artifacts/ Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1c8ca0108746d3a7452134f9d1c2e5d89857fed7/tcwg_gcc_check/master-arm/reproduction_instructions.txt Full commit : See in git+ssh://[email protected]/git/gcc.git