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[thirdparty/gcc.git] / gcc / testsuite / gcc.target / arm / lto / lto.exp

# Copyright (C) 2009-2019 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 GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.
#
# Contributed by Diego Novillo <dnovillo@google.com>

# Exit immediately if this isn't an ARM target.
if ![istarget arm*-*-*] then {
  return
}

# Test link-time optimization across multiple files.
#
# Programs are broken into multiple files.  Each one is compiled
# separately with LTO information.  The final executable is generated
# by collecting all the generated object files using regular LTO or WHOPR.

if $tracelevel then {
    strace $tracelevel
}

# Load procedures from common libraries.
load_lib standard.exp
load_lib gcc.exp

# Load the language-independent compabibility support procedures.
load_lib lto.exp

# If LTO has not been enabled, bail.
if { ![check_effective_target_lto] } {
    return
}

gcc_init
lto_init no-mathlib

# Define an identifier for use with this suite to avoid name conflicts
# with other lto tests running at the same time.
set sid "c_lto"

# Main loop.
foreach src [lsort [find $srcdir/$subdir *_0.c]] {
    # If we're only testing specific files and this isn't one of them, skip it.
    if ![runtest_file_p $runtests $src] then {
	continue
    }

    lto-execute $src $sid
}

lto_finish