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authorRoland McGrath <roland@gnu.org>2003-03-16 02:47:28 +0000
committerRoland McGrath <roland@gnu.org>2003-03-16 02:47:28 +0000
commit61cea1c31236ee8bbb51ac8b1ef9744a6cd2e0a3 (patch)
treed8c343983cd29726e83d6de613da79b24df304fa /configure
parent49773c1993bd5d72daaad5489d2b6c08f6d8e8cc (diff)
downloadglibc-61cea1c31236ee8bbb51ac8b1ef9744a6cd2e0a3.tar.gz
2003-03-15 Roland McGrath <roland@redhat.com>
* configure.in (libc_cv_visibility_attribute): Use AC_TRY_COMMAND, get errors into the log file. (libc_cv_broken_visibility_attribute): Likewise. (libc_cv_broken_alias_attribute): Likewise. (libc_cv_asm_weak_directive): Likewise. (libc_cv_need_minus_P): Likewise. (libc_cv_dot_text): Likewise. (libc_cv_asm_global_directive): Likewise. (libc_cv_asm_type_prefix): Likewise. * configure: Regenerated.
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure71
1 files changed, 58 insertions, 13 deletions
diff --git a/configure b/configure
index 2fd3e54312..77acfcfdb6 100755
--- a/configure
+++ b/configure
@@ -4357,7 +4357,12 @@ else
#include "confdefs.h"
/* Nothing whatsoever. */
EOF
-if ${CC-cc} $CFLAGS -c conftest.S 2>/dev/null; then
+if { ac_try='${CC-cc} $CFLAGS -c conftest.S 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_need_minus_P=no
else
libc_cv_need_minus_P=yes
@@ -4380,7 +4385,12 @@ else
.text
EOF
libc_cv_dot_text=
-if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+if { ac_try='${CC-cc} $CFLAGS -c conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_dot_text=.text
fi
rm -f conftest*
@@ -4406,7 +4416,12 @@ for ac_globl in .globl .global .EXPORT; do
${ac_globl} foo
foo:
EOF
- if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+ if { ac_try='${CC-cc} $CFLAGS -c conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_asm_global_directive=${ac_globl}
fi
rm -f conftest*
@@ -4475,7 +4490,12 @@ for ac_try_prefix in '@' '%' '#'; do
foo:
.byte 1
EOF
- if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+ if { ac_try='${CC-cc} $CFLAGS -c conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_asm_type_prefix=${ac_try_prefix}
fi
rm -f conftest*
@@ -4692,7 +4712,12 @@ else
int bar __attribute__ ((visibility ("protected"))) = 1;
EOF
libc_cv_visibility_attribute=no
- if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
+ if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&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 grep '\.hidden.*foo' conftest.s >/dev/null; then
if grep '\.protected.*bar' conftest.s >/dev/null; then
libc_cv_visibility_attribute=yes
@@ -4724,7 +4749,12 @@ else
int bar (int x) { return x; }
EOF
libc_cv_broken_visibility_attribute=yes
- if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
+ if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s1>&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 grep '\.hidden[ _]foo' conftest.s >/dev/null; then
libc_cv_broken_visibility_attribute=no
fi
@@ -4756,7 +4786,12 @@ else
int dfoo = 1;
EOF
libc_cv_broken_alias_attribute=yes
- if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
+ if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
if grep 'xyzzy' conftest.s >/dev/null &&
grep 'abccb' conftest.s >/dev/null; then
libc_cv_broken_alias_attribute=no
@@ -5128,7 +5163,7 @@ if test "${libc_cv_asm_underscores+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.$ac_ext <<EOF
-#line 5131 "configure"
+#line 5166 "configure"
#include "confdefs.h"
void underscore_test(void) {
return; }
@@ -5180,7 +5215,12 @@ foo:
.weak foo
.weak bar; bar = foo
EOF
-if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+if { ac_try='${CC-cc} $CFLAGS -c conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_asm_weak_directive=yes
else
libc_cv_asm_weak_directive=no
@@ -5205,7 +5245,12 @@ foo:
${libc_cv_asm_global_directive} baz
baz:
EOF
- if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+ if { ac_try='${CC-cc} $CFLAGS -c conftest.s 1>&5'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
libc_cv_asm_weakext_directive=yes
else
libc_cv_asm_weakext_directive=no
@@ -5444,7 +5489,7 @@ if test "${libc_cv_gcc_dwarf2_unwind_info+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
-#line 5447 "configure"
+#line 5492 "configure"
static char *__EH_FRAME_BEGIN__;
_start ()
{
@@ -5544,7 +5589,7 @@ if test "${libc_cv_gcc_builtin_expect+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
-#line 5547 "configure"
+#line 5592 "configure"
int foo (int a)
{
a = __builtin_expect (a, 10);
@@ -5612,7 +5657,7 @@ if test "${libc_cv_gcc_subtract_local_labels+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
-#line 5615 "configure"
+#line 5660 "configure"
int foo (int a)
{
static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };