diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/configure.in b/configure.in index 9dc94f50e6..2804c3f8b1 100644 --- a/configure.in +++ b/configure.in @@ -1544,11 +1544,12 @@ if AC_TRY_COMMAND([${CC-cc} $CFLAGS -DCHECK__register_frame_info else libc_cv_gcc_dwarf2_unwind_info=no fi -if AC_TRY_COMMAND([${CC-cc} $CFLAGS -DCHECK__register_frame_info - -nostdlib -nostartfiles - -o conftest conftest.c -lgcc -lgcc_eh >&AS_MESSAGE_LOG_FD]); then - if ${CC-cc} $CFLAGS -DCHECK__register_frame_info -nostdlib -nostartfiles \ - -o conftest conftest.c -lgcc -lgcc_eh -v 2>&1 >/dev/null \ +# Some platforms' specs put -lgcc first. The second one doesn't hurt. +libc_unwind_check="${CC-cc} $CFLAGS -DCHECK__register_frame_info \ + -nostdlib -nostartfiles -o conftest conftest.c \ + -lgcc -lgcc_eh -lgcc" +if AC_TRY_COMMAND([$libc_unwind_check >&AS_MESSAGE_LOG_FD]); then + if $libc_unwind_check -v 2>&1 >/dev/null \ | grep -q -- --eh-frame-hdr; then libc_cv_gcc_dwarf2_unwind_info=no_registry_needed else |