[PATCH v2 0/4] More fixes for building tests with clang

[Adhemerval Zanella]

On aarch64 with clang 18.1.3 (from ubuntu 22i), there still some tests
that fails to build.  With this patchset applied, building and running
the tests with clang shows:

FAIL: conform/ISO11/tgmath.h/conform
FAIL: conform/ISO99/tgmath.h/conform
FAIL: conform/POSIX2008/tgmath.h/conform
FAIL: conform/XOPEN2K/tgmath.h/conform
FAIL: conform/XOPEN2K8/tgmath.h/conform
FAIL: elf/ifuncmain1static
FAIL: elf/ifuncmain4
FAIL: elf/ifuncmain4static
FAIL: elf/ifuncmain6pie
FAIL: elf/ifuncmain7
FAIL: elf/ifuncmain7pic
FAIL: elf/ifuncmain7picstatic
FAIL: elf/ifuncmain7pie
FAIL: elf/ifuncmain7static
FAIL: gmon/tst-gmon-gprof
FAIL: gmon/tst-gmon-pie-gprof
FAIL: gmon/tst-gmon-static-gprof
FAIL: gmon/tst-gmon-static-pie-gprof
FAIL: gmon/tst-mcount-overflow-check
FAIL: math/test-float128-isgreater
FAIL: math/test-float128-isgreaterequal
FAIL: math/test-float128-isless
FAIL: math/test-float128-islessequal
FAIL: math/test-float64x-isgreater
FAIL: math/test-float64x-isgreaterequal
FAIL: math/test-float64x-isless
FAIL: math/test-float64x-islessequal
FAIL: math/test-ldouble-isgreater
FAIL: math/test-ldouble-isgreaterequal
FAIL: math/test-ldouble-isless
FAIL: math/test-ldouble-islessequal
FAIL: math/test-tgmath
FAIL: math/test-tgmath2
FAIL: stdio-common/tst-vfprintf-user-type

Adhemerval Zanella (4):
  aarch64: Use 64-bit variable to access the special registers
  gmon: Disable tst-profile-static with clang
  elf: Suppress unused function clang for __ifunc_resolver
  stdio-common: Suppress Clang warnings on scanf13.c with fortify enable

 elf/ifuncmain9.c                              |  4 +++
 elf/tst-ifunc-fault-lazy.c                    |  4 +++
 gmon/Makefile                                 |  3 +-
 stdio-common/scanf13.c                        |  5 +++
 sysdeps/aarch64/fpu/fpu_control.h             | 36 +++++++++++++------
 sysdeps/aarch64/fpu/fraiseexcpt.c             |  3 +-
 sysdeps/aarch64/sfp-machine.h                 |  2 +-
 .../unix/sysv/linux/aarch64/cpu-features.c    |  2 +-
 sysdeps/unix/sysv/linux/aarch64/sysconf.c     |  2 +-
 9 files changed, 45 insertions(+), 16 deletions(-)

-- 
2.43.0