Dear contributor,

Our automatic CI has detected problems related to your patch(es). Please find some details below.

In  master-arm, after:
  | 145 commits in gcc
  | 9d1294aeccd8 [RISC-V] Improve detection of packw
  | 225661f15bad [RISC-V] Simplify riscv_extend_to_xmode_reg
  | d8b523e1d0ae RISC-V: Add test for vec_duplicate + vmseq.vv combine case 1 with GR2VR cost 0, 1 and 15
  | f756b508354e RISC-V: Add test for vec_duplicate + vmseq.vv combine case 0 with GR2VR cost 0, 1 and 15
  | 0da74bc82b0b Improve range_on_edge for GENERIC expressions
  | ... and 140 more commits in gcc

Produces 4 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/lto/lto.exp ...
  | UNRESOLVED: gcc.dg/lto/pr122515 c_lto_pr122515_0.o-c_lto_pr122515.a execute  -flto=auto -ffat-lto-objects
  | UNRESOLVED: gcc.dg/lto/pr122515 c_lto_pr122515_0.o-c_lto_pr122515.a link  -flto=auto -ffat-lto-objects
  | FAIL: gcc.dg/lto/pr122515, ar returned -1: spawn failed
  | Running gcc:gcc.dg/tree-ssa/tree-ssa.exp ...
  | ... and 1 more

Used configuration :
 *CI config* tcwg_gnu_cross_check_gcc master-arm
 *configure and test flags:* --target arm-linux-gnueabihf 

If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.

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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
 * https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/2416/artifact/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make commands are in
 * https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/2416/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/2416/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/2416/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/2415/artifact/artifacts