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configure.in (in_tree_gas): Find out here whether GAS is ELF, set in_tree_gas_is_elf accordingly.

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* configure.in (in_tree_gas): Find out here whether GAS is ELF,
	set in_tree_gas_is_elf accordingly.
	(in_tree_ld): Find out whether LD emulation is ELF, set
	in_tree_ld_is_elf accordingly.
	(gcc_cv_as_subsections, gcc_cv_as_hidden, gcc_cv_as_leb128)
	(gcc_cv_as_eh_frame, gcc_cv_as_shf_merge)
	(gcc_cv_as_dwarf2_debug_line, gcc_cv_as_gdwarf2_flag)
	(gcc_cv_as_gstabs_flag): Use $in_tree_gas_is_elf instead of
	grepping gas/Makefile.
	(gcc_cv_ld_ro_rw_mix, gcc_cv_ld_eh_frame_hdr, gcc_cv_ld_pie): Use
	$in_tree_ld_is_elf instead of grepping ld/Makefile.
	* configure: Regenerate.

From-SVN: r68356
This commit is contained in:
Hans-Peter Nilsson 2003-06-23 01:13:35 +00:00 committed by Hans-Peter Nilsson
parent 8e0952f075
commit 5408ac6cf3
3 changed files with 101 additions and 86 deletions
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15
gcc/ChangeLog
View File

@ -1,3 +1,18 @@
2003-06-23 Hans-Peter Nilsson <hp@bitrange.com>
* configure.in (in_tree_gas): Find out here whether GAS is ELF,
set in_tree_gas_is_elf accordingly.
(in_tree_ld): Find out whether LD emulation is ELF, set
in_tree_ld_is_elf accordingly.
(gcc_cv_as_subsections, gcc_cv_as_hidden, gcc_cv_as_leb128)
(gcc_cv_as_eh_frame, gcc_cv_as_shf_merge)
(gcc_cv_as_dwarf2_debug_line, gcc_cv_as_gdwarf2_flag)
(gcc_cv_as_gstabs_flag): Use $in_tree_gas_is_elf instead of
grepping gas/Makefile.
(gcc_cv_ld_ro_rw_mix, gcc_cv_ld_eh_frame_hdr, gcc_cv_ld_pie): Use
$in_tree_ld_is_elf instead of grepping ld/Makefile.
* configure: Regenerate.
2003-06-22 Roger Sayle <roger@eyesopen.com>
* builtins.c (expand_builtin_mathfn_2): Use tree_cons to build

112
gcc/configure vendored
View File

@ -6998,6 +6998,13 @@ gcc_cv_gas_patch_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.[0-9]*\.
rm -f as$host_exeext
$symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
in_tree_gas_is_elf=no
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
|| (grep 'obj_format = multi' ../gas/Makefile \
&& grep 'extra_objects =.* obj-elf' ../gas/Makefile) > /dev/null
then
in_tree_gas_is_elf=yes
fi
fi
if test "x$gcc_cv_as" = x; then
@ -7076,7 +7083,7 @@ esac
# build->target linker and hope that it will have the same features
# as the host->target linker we'll be using.
echo $ac_n "checking what linker to use""... $ac_c" 1>&6
echo "configure:7080: checking what linker to use" >&5
echo "configure:7087: checking what linker to use" >&5
in_tree_ld=no
gcc_cv_ld=
gcc_cv_gld_major_version=
@ -7094,6 +7101,11 @@ elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
&& test -f ../ld/Makefile; then
# Single tree build which includes ld.
in_tree_ld=yes
in_tree_ld_is_elf=no
if (grep 'EMUL = .*elf' ../ld/Makefile \
|| grep 'EMUL = .*linux' ../ld/Makefile) > /dev/null; then
in_tree_ld_is_elf=yes
fi
for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in
do
gcc_cv_gld_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
@ -7179,7 +7191,7 @@ esac
# Figure out what nm we will be using.
gcc_cv_binutils_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/binutils
echo $ac_n "checking what nm to use""... $ac_c" 1>&6
echo "configure:7183: checking what nm to use" >&5
echo "configure:7195: checking what nm to use" >&5
in_tree_nm=no
if test -x nm$host_exeext; then
gcc_cv_nm=./nm$host_exeext
@ -7202,7 +7214,7 @@ esac
# Figure out what objdump we will be using.
echo $ac_n "checking what objdump to use""... $ac_c" 1>&6
echo "configure:7206: checking what objdump to use" >&5
echo "configure:7218: checking what objdump to use" >&5
in_tree_objdump=no
if test -x objdump$host_exeext; then
gcc_cv_objdump=./objdump$host_exeext
@ -7227,7 +7239,7 @@ esac
# Figure out what assembler alignment features are present.
echo $ac_n "checking assembler alignment features""... $ac_c" 1>&6
echo "configure:7231: checking assembler alignment features" >&5
echo "configure:7243: checking assembler alignment features" >&5
gcc_cv_as_alignment_features=none
if test $in_tree_gas = yes; then
# Gas version 2.6 and later support for .balign and .p2align.
@ -7288,7 +7300,7 @@ fi
echo "$ac_t""$gcc_cv_as_alignment_features" 1>&6
echo $ac_n "checking assembler subsection support""... $ac_c" 1>&6
echo "configure:7292: checking assembler subsection support" >&5
echo "configure:7304: checking assembler subsection support" >&5
gcc_cv_as_subsections=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7296,9 +7308,8 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_subsections="working .subsection -1"
fi
test $in_tree_gas_is_elf = yes \
&& gcc_cv_as_subsections="working .subsection -1"
fi
@ -7337,7 +7348,7 @@ fi
echo "$ac_t""$gcc_cv_as_subsections" 1>&6
echo $ac_n "checking assembler weak support""... $ac_c" 1>&6
echo "configure:7341: checking assembler weak support" >&5
echo "configure:7352: checking assembler weak support" >&5
gcc_cv_as_weak=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7367,7 +7378,7 @@ fi
echo "$ac_t""$gcc_cv_as_weak" 1>&6
echo $ac_n "checking assembler hidden support""... $ac_c" 1>&6
echo "configure:7371: checking assembler hidden support" >&5
echo "configure:7382: checking assembler hidden support" >&5
gcc_cv_as_hidden=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7377,9 +7388,7 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_hidden="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_hidden="yes"
fi
@ -7448,7 +7457,7 @@ libgcc_visibility=$gcc_cv_as_hidden
echo $ac_n "checking assembler leb128 support""... $ac_c" 1>&6
echo "configure:7452: checking assembler leb128 support" >&5
echo "configure:7461: checking assembler leb128 support" >&5
gcc_cv_as_leb128=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7456,9 +7465,7 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_leb128="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_leb128="yes"
fi
@ -7502,7 +7509,7 @@ fi
echo "$ac_t""$gcc_cv_as_leb128" 1>&6
echo $ac_n "checking assembler eh_frame optimization""... $ac_c" 1>&6
echo "configure:7506: checking assembler eh_frame optimization" >&5
echo "configure:7513: checking assembler eh_frame optimization" >&5
gcc_cv_as_eh_frame=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7510,9 +7517,7 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_eh_frame="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_eh_frame="yes"
fi
@ -7592,7 +7597,7 @@ fi
echo "$ac_t""$gcc_cv_as_eh_frame" 1>&6
echo $ac_n "checking assembler section merging support""... $ac_c" 1>&6
echo "configure:7596: checking assembler section merging support" >&5
echo "configure:7601: checking assembler section merging support" >&5
gcc_cv_as_shf_merge=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -7600,9 +7605,7 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_shf_merge=yes
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_shf_merge="yes"
fi
@ -7624,7 +7627,7 @@ fi
echo "$ac_t""$gcc_cv_as_shf_merge" 1>&6
echo $ac_n "checking assembler thread-local storage support""... $ac_c" 1>&6
echo "configure:7628: checking assembler thread-local storage support" >&5
echo "configure:7631: checking assembler thread-local storage support" >&5
gcc_cv_as_tls=no
conftest_s=
tls_first_major=
@ -7834,7 +7837,7 @@ case "$target" in
# All TARGET_ABI_OSF targets.
alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
echo $ac_n "checking assembler supports explicit relocations""... $ac_c" 1>&6
echo "configure:7838: checking assembler supports explicit relocations" >&5
echo "configure:7841: checking assembler supports explicit relocations" >&5
if eval "test \"`echo '$''{'gcc_cv_as_explicit_relocs'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7887,7 +7890,7 @@ EOF
;;
sparc*-*-*)
echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6
echo "configure:7891: checking assembler .register pseudo-op support" >&5
echo "configure:7894: checking assembler .register pseudo-op support" >&5
if eval "test \"`echo '$''{'gcc_cv_as_register_pseudo_op'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7915,7 +7918,7 @@ EOF
fi
echo $ac_n "checking assembler supports -relax""... $ac_c" 1>&6
echo "configure:7919: checking assembler supports -relax" >&5
echo "configure:7922: checking assembler supports -relax" >&5
if eval "test \"`echo '$''{'gcc_cv_as_relax_opt'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7943,7 +7946,7 @@ EOF
fi
echo $ac_n "checking assembler and linker support unaligned pc related relocs""... $ac_c" 1>&6
echo "configure:7947: checking assembler and linker support unaligned pc related relocs" >&5
echo "configure:7950: checking assembler and linker support unaligned pc related relocs" >&5
if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -7970,7 +7973,7 @@ EOF
fi
echo $ac_n "checking assembler and linker support unaligned pc related relocs against hidden symbols""... $ac_c" 1>&6
echo "configure:7974: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
echo "configure:7977: checking assembler and linker support unaligned pc related relocs against hidden symbols" >&5
if eval "test \"`echo '$''{'gcc_cv_as_sparc_ua_pcrel_hidden'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -8010,7 +8013,7 @@ EOF
fi
echo $ac_n "checking for assembler offsetable %lo() support""... $ac_c" 1>&6
echo "configure:8014: checking for assembler offsetable %lo() support" >&5
echo "configure:8017: checking for assembler offsetable %lo() support" >&5
if eval "test \"`echo '$''{'gcc_cv_as_offsetable_lo10'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -8049,7 +8052,7 @@ EOF
i[34567]86-*-* | x86_64-*-*)
echo $ac_n "checking assembler instructions""... $ac_c" 1>&6
echo "configure:8053: checking assembler instructions" >&5
echo "configure:8056: checking assembler instructions" >&5
gcc_cv_as_instructions=
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -8083,7 +8086,7 @@ EOF
echo "$ac_t""$gcc_cv_as_instructions" 1>&6
echo $ac_n "checking assembler GOTOFF in data directives""... $ac_c" 1>&6
echo "configure:8087: checking assembler GOTOFF in data directives" >&5
echo "configure:8090: checking assembler GOTOFF in data directives" >&5
gcc_cv_as_gotoff_in_data=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -8117,7 +8120,7 @@ EOF
ia64*-*-*)
echo $ac_n "checking assembler supports ltoffx and ldxmov""... $ac_c" 1>&6
echo "configure:8121: checking assembler supports ltoffx and ldxmov" >&5
echo "configure:8124: checking assembler supports ltoffx and ldxmov" >&5
if eval "test \"`echo '$''{'gcc_cv_as_ltoffx_ldxmov_relocs'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -8162,7 +8165,7 @@ EOF
esac
echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
echo "configure:8166: checking assembler dwarf2 debug_line support" >&5
echo "configure:8169: checking assembler dwarf2 debug_line support" >&5
gcc_cv_as_dwarf2_debug_line=no
# ??? Not all targets support dwarf2 debug_line, even within a version
# of gas. Moreover, we need to emit a valid instruction to trigger any
@ -8189,10 +8192,8 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_dwarf2_debug_line="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_dwarf2_debug_line="yes"
fi
@ -8228,7 +8229,7 @@ fi
echo "$ac_t""$gcc_cv_as_dwarf2_debug_line" 1>&6
echo $ac_n "checking assembler --gdwarf2 support""... $ac_c" 1>&6
echo "configure:8232: checking assembler --gdwarf2 support" >&5
echo "configure:8233: checking assembler --gdwarf2 support" >&5
gcc_cv_as_gdwarf2_flag=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -8236,10 +8237,8 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_gdwarf2_flag="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_gdwarf2_flag="yes"
fi
@ -8262,7 +8261,7 @@ fi
echo "$ac_t""$gcc_cv_as_gdwarf2_flag" 1>&6
echo $ac_n "checking assembler --gstabs support""... $ac_c" 1>&6
echo "configure:8266: checking assembler --gstabs support" >&5
echo "configure:8265: checking assembler --gstabs support" >&5
gcc_cv_as_gstabs_flag=no
if test $in_tree_gas = yes ; then
if test $gcc_cv_gas_major_version -eq 2 \
@ -8270,10 +8269,8 @@ if test $in_tree_gas = yes ; then
|| test $gcc_cv_gas_major_version -gt 2 ; then
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_gstabs_flag="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_gstabs_flag="yes"
fi
@ -8302,10 +8299,11 @@ fi
echo "$ac_t""$gcc_cv_as_gstabs_flag" 1>&6
echo $ac_n "checking linker read-only and read-write section mixing""... $ac_c" 1>&6
echo "configure:8306: checking linker read-only and read-write section mixing" >&5
echo "configure:8303: checking linker read-only and read-write section mixing" >&5
gcc_cv_ld_ro_rw_mix=unknown
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_ro_rw_mix=read-write
fi
elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then
@ -8340,10 +8338,11 @@ fi
echo "$ac_t""$gcc_cv_ld_ro_rw_mix" 1>&6
echo $ac_n "checking linker PT_GNU_EH_FRAME support""... $ac_c" 1>&6
echo "configure:8344: checking linker PT_GNU_EH_FRAME support" >&5
echo "configure:8342: checking linker PT_GNU_EH_FRAME support" >&5
gcc_cv_ld_eh_frame_hdr=no
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_eh_frame_hdr=yes
fi
elif test x$gcc_cv_ld != x; then
@ -8361,10 +8360,11 @@ fi
echo "$ac_t""$gcc_cv_ld_eh_frame_hdr" 1>&6
echo $ac_n "checking linker position independent executable support""... $ac_c" 1>&6
echo "configure:8365: checking linker position independent executable support" >&5
echo "configure:8364: checking linker position independent executable support" >&5
gcc_cv_ld_pie=no
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_pie=yes
fi
elif test x$gcc_cv_ld != x; then

60
gcc/configure.in
View File

@ -1485,6 +1485,13 @@ elif test -f $gcc_cv_as_gas_srcdir/configure.in \
_gcc_COMPUTE_GAS_VERSION
rm -f as$host_exeext
$symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
in_tree_gas_is_elf=no
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
|| (grep 'obj_format = multi' ../gas/Makefile \
&& grep 'extra_objects =.* obj-elf' ../gas/Makefile) > /dev/null
then
in_tree_gas_is_elf=yes
fi
fi
if test "x$gcc_cv_as" = x; then
@ -1580,6 +1587,11 @@ elif test -f $gcc_cv_ld_gld_srcdir/configure.in \
&& test -f ../ld/Makefile; then
# Single tree build which includes ld.
in_tree_ld=yes
in_tree_ld_is_elf=no
if (grep 'EMUL = .*elf' ../ld/Makefile \
|| grep 'EMUL = .*linux' ../ld/Makefile) > /dev/null; then
in_tree_ld_is_elf=yes
fi
for f in $gcc_cv_ld_bfd_srcdir/configure $gcc_cv_ld_gld_srcdir/configure $gcc_cv_ld_gld_srcdir/configure.in $gcc_cv_ld_gld_srcdir/Makefile.in
do
changequote(,)dnl
@ -1752,9 +1764,8 @@ AC_MSG_CHECKING(assembler subsection support)
gcc_cv_as_subsections=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,9,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_subsections="working .subsection -1"
fi
test $in_tree_gas_is_elf = yes \
&& gcc_cv_as_subsections="working .subsection -1"
])
elif test x$gcc_cv_as != x; then
# Check if we have .subsection
@ -1811,9 +1822,7 @@ AC_MSG_CHECKING(assembler hidden support)
gcc_cv_as_hidden=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,12,1,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_hidden="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_hidden="yes"
])
elif test x$gcc_cv_as != x; then
# Check if we have .hidden
@ -1882,9 +1891,7 @@ AC_MSG_CHECKING(assembler leb128 support)
gcc_cv_as_leb128=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,11,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_leb128="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_leb128="yes"
])
elif test x$gcc_cv_as != x; then
# Check if we have .[us]leb128, and support symbol arithmetic with it.
@ -1928,9 +1935,7 @@ AC_MSG_CHECKING(assembler eh_frame optimization)
gcc_cv_as_eh_frame=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,12,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_eh_frame="yes"
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_eh_frame="yes"
])
elif test x$gcc_cv_as != x; then
# Check if this is GAS.
@ -2008,9 +2013,7 @@ AC_MSG_CHECKING(assembler section merging support)
gcc_cv_as_shf_merge=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,12,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null; then
gcc_cv_as_shf_merge=yes
fi
test $in_tree_gas_is_elf = yes && gcc_cv_as_shf_merge="yes"
])
elif test x$gcc_cv_as != x; then
# Check if we support SHF_MERGE sections
@ -2486,10 +2489,8 @@ case "$target" in
esac
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,11,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_dwarf2_debug_line="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_dwarf2_debug_line="yes"
])
elif test x$gcc_cv_as != x -a x"$insn" != x ; then
echo ' .file 1 "conftest.s"' > conftest.s
@ -2524,10 +2525,8 @@ AC_MSG_CHECKING(assembler --gdwarf2 support)
gcc_cv_as_gdwarf2_flag=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,11,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_gdwarf2_flag="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_gdwarf2_flag="yes"
])
elif test x$gcc_cv_as != x -a x"$insn" != x ; then
echo '' > conftest.s
@ -2548,10 +2547,8 @@ AC_MSG_CHECKING(assembler --gstabs support)
gcc_cv_as_gstabs_flag=no
if test $in_tree_gas = yes ; then
gcc_GAS_VERSION_GTE_IFELSE(2,11,0,[
if grep 'obj_format = elf' ../gas/Makefile > /dev/null \
&& test x"$insn" != x ; then
gcc_cv_as_gstabs_flag="yes"
fi
test $in_tree_gas_is_elf = yes && test x"$insn" != x \
&& gcc_cv_as_gstabs_flag="yes"
])
elif test x$gcc_cv_as != x -a x"$insn" != x ; then
echo '' > conftest.s
@ -2577,7 +2574,8 @@ AC_MSG_RESULT($gcc_cv_as_gstabs_flag)
AC_MSG_CHECKING(linker read-only and read-write section mixing)
gcc_cv_ld_ro_rw_mix=unknown
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_ro_rw_mix=read-write
fi
elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x ; then
@ -2615,7 +2613,8 @@ AC_MSG_RESULT($gcc_cv_ld_ro_rw_mix)
AC_MSG_CHECKING(linker PT_GNU_EH_FRAME support)
gcc_cv_ld_eh_frame_hdr=no
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 12 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_eh_frame_hdr=yes
fi
elif test x$gcc_cv_ld != x; then
@ -2633,7 +2632,8 @@ AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr)
AC_MSG_CHECKING(linker position independent executable support)
gcc_cv_ld_pie=no
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
gcc_cv_ld_pie=yes
fi
elif test x$gcc_cv_ld != x; then