testsuite/libffi.vector/vector.exp - master - niceSOFT/libffi

testsuite/libffi.vector/vector.exp

59 строк2 KB

Eduardo Speroni

testsuite: fix vector suite CI failures on gcc and MSVC

22 июл 2026, 02:32

22 июл 2026, 02:3219dbdb5

# Copyright (C) 2026 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

dg-init
libffi-init

global srcdir subdir

# The tests are written with the GCC/Clang vector extension
# (__attribute__ ((vector_size (N)))).  A target port can support
# FFI_TYPE_VECTOR at the ABI level while the compiler under test (e.g.
# MSVC) cannot compile that syntax, so probe the compiler with an actual
# compilation, not just a preprocessor check.
proc libffi_vector_syntax_test { } {
    set src "vecprobe[pid].c"
    set obj "vecprobe[pid].o"

    set f [open $src "w"]
    puts $f "typedef float probe_v4 __attribute__ ((vector_size (16)));"
    puts $f "probe_v4 probe_var;"
    puts $f "int main (void) { return 0; }"
    close $f

    set lines [libffi_target_compile $src $obj object ""]
    file delete $src
    file delete $obj

    return [string match "" $lines]
}

set tlist [lsort [glob -nocomplain -- $srcdir/$subdir/*.{c,cc}]]

if { [libffi_feature_test "#ifdef FFI_TARGET_HAS_VECTOR_TYPE"]
     && [libffi_vector_syntax_test] } {
    run-many-tests $tlist ""
} else {
    foreach test $tlist {
	unsupported "$test"
    }
}

dg-finish

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