[Bug target/78213] [7 Regression] -fself-test fails on aarch64

["dmalcolm at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78213

--- Comment #11 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Author: dmalcolm
Date: Thu Dec 15 01:47:48 2016
New Revision: 243681

URL: https://gcc.gnu.org/viewcvs?rev=243681&root=gcc&view=rev
Log:
Introduce selftest::locate_file

gcc/ChangeLog:
        * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
        (s-selftest): Add dependency on the selftests data directory.
        * common.opt (fself-test): Rename to...
        (fself-test=): ...this, documenting the meaning of the argument.
        * selftest-run-tests.c (along): Likewise.
        * selftest-run-tests.c: Include "options.h".
        (selftest::run_tests): Initialize selftest::path_to_selftest_files
        from flag_self_test.
        * selftest.c (selftest::path_to_selftest_files): New global.
        (selftest::locate_file): New function.
        (selftest::test_locate_file): New function.
        (selftest_c_tests): Likewise.
        (selftest::selftest_c_tests): Call test_locate_file.
        * selftest.h (selftest::locate_file): New decl.
        (selftest::path_to_selftest_files): New decl.

gcc/testsuite/ChangeLog:
        PR target/78213
        * gcc.dg/cpp/pr71591.c: Add a fake value for the argument of
        -fself-test.
        * gcc.dg/pr78213.c: Disable this test.
        * selftests/example.txt: New file.

Added:
    trunk/gcc/testsuite/selftests/
    trunk/gcc/testsuite/selftests/example.txt
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/Makefile.in
    trunk/gcc/common.opt
    trunk/gcc/selftest-run-tests.c
    trunk/gcc/selftest.c
    trunk/gcc/selftest.h
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/cpp/pr71591.c
    trunk/gcc/testsuite/gcc.dg/pr78213.c