[Bug tree-optimization/79671] New: [7 Regression] mapnik miscompilation on armv7hl since r235622

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79671

            Bug ID: 79671
           Summary: [7 Regression] mapnik miscompilation on armv7hl since
                    r235622
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jakub at gcc dot gnu.org
  Target Milestone: ---

Created attachment 40812
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40812&action=edit
rh1422456.ii.bz2

The following testcase aborts starting with r235622 when compiled with:
-march=armv7-a -mtune=cortex-a8 -mfloat-abi=hard -mfpu=vfpv3-d16
-mabi=aapcs-linux -O2 -std=c++11