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2002-11-19 Roland McGrath <roland@redhat.com>

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* configure.in (libc_cv_gcc_dwarf2_unwind_info check): Use libraries
	`-lgcc -lgcc_eh -lgcc', not just `-lgcc -lgcc_eh' in link commands for
	test leading to libc_cv_gcc_dwarf2_unwind_info=no_registry_needed.
	* configure: Regenerated.
This commit is contained in:
Roland McGrath 2002-11-19 22:14:48 +00:00
parent 3c857306f5
commit cd92532749
2 changed files with 14 additions and 12 deletions
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15
configure vendored
View file

@ -5301,16 +5301,17 @@ if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
else
libc_cv_gcc_dwarf2_unwind_info=no
fi
if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
-nostdlib -nostartfiles
-o conftest conftest.c -lgcc -lgcc_eh >&5'
# Some platforms' specs put -lgcc first. The second one doesn't hurt.
libc_unwind_check="${CC-cc} $CFLAGS -DCHECK__register_frame_info \
-nostdlib -nostartfiles -o conftest conftest.c \
-lgcc -lgcc_eh -lgcc"
if { ac_try='$libc_unwind_check >&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
if ${CC-cc} $CFLAGS -DCHECK__register_frame_info -nostdlib -nostartfiles \
-o conftest conftest.c -lgcc -lgcc_eh -v 2>&1 >/dev/null \
if $libc_unwind_check -v 2>&1 >/dev/null \
| grep -q -- --eh-frame-hdr; then
libc_cv_gcc_dwarf2_unwind_info=no_registry_needed
else
@ -5362,7 +5363,7 @@ if test "${libc_cv_gcc_builtin_expect+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
#line 5365 "configure"
#line 5366 "configure"
int foo (int a)
{
a = __builtin_expect (a, 10);
@ -5430,7 +5431,7 @@ if test "${libc_cv_gcc_subtract_local_labels+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
#line 5433 "configure"
#line 5434 "configure"
int foo (int a)
{
static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };

11
configure.in
View file

@ -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