[Bug target/63981] New: [5 Regression] some C++ tests fail with -mabi=ilp32 on aarch64 (with -O2 and above)

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63981

            Bug ID: 63981
           Summary: [5 Regression] some C++ tests fail with -mabi=ilp32 on
                    aarch64 (with -O2 and above)
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: critical
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pinskia at gcc dot gnu.org
            Target: aarch64*-*-*

FAIL: g++.dg/opt/pr36185.C  -std=gnu++98 execution test
FAIL: g++.dg/opt/pr36185.C  -std=gnu++11 execution test
FAIL: g++.dg/opt/pr36185.C  -std=gnu++14 execution test
FAIL: g++.dg/tree-ssa/20040317-1.C  -std=gnu++98 execution test
FAIL: g++.dg/tree-ssa/20040317-1.C  -std=gnu++11 execution test
FAIL: g++.dg/tree-ssa/20040317-1.C  -std=gnu++14 execution test
FAIL: g++.dg/torture/covariant-1.C   -O2  execution test
FAIL: g++.dg/torture/covariant-1.C   -O3 -fomit-frame-pointer  execution test
FAIL: g++.dg/torture/covariant-1.C   -O3 -g  execution test
FAIL: g++.dg/torture/covariant-1.C   -Os  execution test
FAIL: g++.dg/torture/covariant-1.C   -O2 -flto -fno-use-linker-plugin
-flto-partition=none  execution test
FAIL: g++.dg/torture/covariant-1.C   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  execution test