blob: 572a04b489309869ac2d139cb28b45a3d9e7042a [file] [log] [blame]
dnl This Source Code Form is subject to the terms of the Mozilla Public
dnl License, v. 2.0. If a copy of the MPL was not distributed with this
dnl file, You can obtain one at
dnl check if the build is using lto. This is really primitive and only detects llvm based
dnl compilers right now.
cat > conftest.c <<EOF
int foo = 1;
if ${CC-cc} ${CFLAGS} -S conftest.c -o conftest.s >/dev/null 2>&1; then
if grep '^target triple =' conftest.s; then
rm -f conftest.[cs]