Dear contributor,

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

In simplebootstrap_build master-arm-bootstrap, after:
  | 15 commits in gcc
  | 1b9edbeca4bb [PATCH 3/3] alpha: add stack_protect_set and stack_protect_test patterns
  | 554cfd2cbecb [PATCH 2/3] alpha: enable -fstack-protector
  | 5f3d2e8e3121 [PATCH 1/3] alpha: force unaligned access byte addresses through recognition
  | 0d5fe4ed0540 [PATCH v4 3/3] ivopts: Adjust reg pressure estimate for spilling invariants compared to iv cands.
  | abd40f513e08 [PATCH v4 2/3] ivopts: Remove target_reg_cost from reg pressure estimate.
  | ... and 10 more commits in gcc

Produces Failure:
  | Results changed to
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap:
  | # FAILED
  | # First few build errors in logs:
  | # 00:20:17 /home/tcwg-buildslave/workspace/tcwg_gnu_1/abe/snapshots/gcc.git~master/gcc/tree-ssa-loop-ivopts.cc:6109:73: error: statement has no effect [-Werror=unused-value]
  | # 00:20:49 make[3]: *** [Makefile:1219: tree-ssa-loop-ivopts.o] Error 1
  | # 00:20:49 make[2]: *** [Makefile:5182: all-stage2-gcc] Error 2
  | # 00:20:49 make[1]: *** [Makefile:26490: stage2-bubble] Error 2
  | # 00:20:49 make: *** [Makefile:1140: all] Error 2
  | 
  | From
  | # reset_artifacts:
  | -10
  | # true:
  | 0
  | # build_abe bootstrap:
  | 1

Used configuration :
 *CI config* tcwg_simplebootstrap_build master-arm-bootstrap
 *configure and test flags:* none, autodetected on armv8l-unknown-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
 * http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-arm-bootstrap-build/builds/10365/archive/artifacts/
The full lists of regressions and improvements as well as configure and make commands are in
 * http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-arm-bootstrap-build/builds/10365/archive/artifacts/notify/

Current build   : http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-arm-bootstrap-build/builds/10365/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_simplebootstrap_build--master-arm-bootstrap-build/builds/10364/archive/artifacts/