[Bug tree-optimization/65824] New: [6 Regression] execution failures for stdarg/va-arg testcases for aarch64

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65824

            Bug ID: 65824
           Summary: [6 Regression] execution failures for stdarg/va-arg
                    testcases for aarch64
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: vries at gcc dot gnu.org

As mentioned here ( https://gcc.gnu.org/ml/gcc-patches/2015-04/msg01114.html ),
there are new failures for aarch64 caused by the introduction of ifn_va_arg:
...
FAIL: gcc.c-torture/execute/stdarg-1.c   -O0  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O1  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O2  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O2 -flto
-fno-use-linker-plugin -flto-partition=none  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O3 -fomit-frame-pointer
execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -O3 -g  execution test
FAIL: gcc.c-torture/execute/stdarg-1.c   -Os  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O0  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O1  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O2  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O2 -flto
-fno-use-linker-plugin -flto-partition=none  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O2 -flto
-fuse-linker-plugin -fno-fat-lto-objects  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O3 -fomit-frame-pointer
execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O3 -fomit-frame-pointer
-funroll-all-loops -finline-functions  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O3 -fomit-frame-pointer
-funroll-loops  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -O3 -g  execution test
FAIL: gcc.c-torture/execute/va-arg-11.c   -Os  execution test
...