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-rwxr-xr-xgcc/configure66
1 files changed, 66 insertions, 0 deletions
diff --git a/gcc/configure b/gcc/configure
index 1696595..f056cfe 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -27864,6 +27864,35 @@ if test $gcc_cv_as_tls = yes; then
fi
fi
+case $target_os in
+ win32 | pe | cygwin* | mingw32*)
+ if test $set_have_as_tls = yes; then
+ # Hack to check whether ld breaks on @secrel32 for Windows
+ if test $in_tree_ld = yes; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 44 -o "$gcc_cv_gld_major_version" -gt 2; then
+ : # ld support for @secrel32 was fixed in this version
+ else
+ as_fn_error $? "ld version is known to have broken secrel32 relocations, configure without --enable-tls or with --disable-tls to remove this error. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80881 for more information." "$LINENO" 5
+ fi
+ elif test x$gcc_cv_as != x -a x$gcc_cv_ld != x -a x$gcc_cv_objdump != x; then
+ echo '.text' > conftest.s
+ echo 'foo: nop' >> conftest.s
+ echo '.data' >> conftest.s
+ echo '.secrel32 foo' >> conftest.s
+ if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 && $gcc_cv_ld -o conftest.exe conftest.o > /dev/null; then
+ if $gcc_cv_objdump -h conftest.exe | grep '\.reloc\>' > /dev/null; then
+ as_fn_error $? "ld has broken secrel32 relocations, configure without --enable-tls or with --disable-tls to remove this error. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80881 for more information." "$LINENO" 5
+ fi
+ else
+ as_fn_error $? "Error occurred while checking for broken secrel32 relocations. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80881 for more information." "$LINENO" 5
+ fi
+ rm -f conftest.s conftest.o conftest.exe
+ else
+ as_fn_error $? "Cannot check for broken secrel32 relocations to determine --enable-tls support. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80881 for more information." "$LINENO" 5
+ fi
+ fi
+ ;;
+esac
if test $set_have_as_tls = yes ; then
$as_echo "#define HAVE_AS_TLS 1" >>confdefs.h
@@ -28220,6 +28249,43 @@ $as_echo "#define HAVE_AS_SMALL_PIC_RELOCS 1" >>confdefs.h
fi
+ # Check if we have binutils support for AEABI build attributes.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for support of AEABI build attributes" >&5
+$as_echo_n "checking assembler for support of AEABI build attributes... " >&6; }
+if ${gcc_cv_as_aarch64_aeabi_build_attributes+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_aarch64_aeabi_build_attributes=no
+ if test x$gcc_cv_as != x; then
+ $as_echo '
+ .aeabi_subsection aeabi_feature_and_bits, optional, ULEB128
+ .aeabi_attribute Tag_Feature_BTI, 1
+ .aeabi_attribute Tag_Feature_PAC, 1
+ .aeabi_attribute Tag_Feature_GCS, 1
+ ' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_aarch64_aeabi_build_attributes=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_aarch64_aeabi_build_attributes" >&5
+$as_echo "$gcc_cv_as_aarch64_aeabi_build_attributes" >&6; }
+if test $gcc_cv_as_aarch64_aeabi_build_attributes = yes; then
+
+$as_echo "#define HAVE_AS_AEABI_BUILD_ATTRIBUTES 1" >>confdefs.h
+
+fi
+
# Enable Branch Target Identification Mechanism and Return Address
# Signing by default.
# Check whether --enable-standard-branch-protection was given.