CbC/CbC_gcc: libgcc/configure comparison

comparison libgcc/configure @ 67:f6334be47118

update gcc from gcc-4.6-20100522 to gcc-4.6-20110318

author	nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date	Tue, 22 Mar 2011 17:18:12 +0900
parents	b7f97abdc517
children	04ced10e8804

comparison

equal deleted inserted replaced

-:65488c3d617d
+:f6334be47118
 STRIP
 RANLIB
 NM
 LIPO
 AR
+toolexeclibdir
+toolexecdir
 target_subdir
 host_subdir
 build_subdir
 build_libsubdir
+target_noncanonical
 host_noncanonical
 host_os
 host_vendor
 host_cpu
 host
 "") target_noncanonical=${host_noncanonical} ;;
 *) target_noncanonical=${target_alias} ;;
 esac
 # post-stage1 host modules use a different CC_FOR_BUILD so, in order to
 # have matching libraries, they should use host libraries: Makefile.tpl
 # arranges to pass --with-build-libsubdir=$(HOST_SUBDIR).
 # However, they still use the build modules, because the corresponding
 # host modules (e.g. bison) are only built for the host when bootstrap
 else
 host_subdir=.
 fi
 # No prefix.
 target_subdir=${target_noncanonical}
+# Calculate toolexeclibdir
+# Also toolexecdir, though it's only used in toolexeclibdir
+case ${version_specific_libs} in
+yes)
+# Need the gcc compiler version to know where to install libraries
+# and header files if --enable-version-specific-runtime-libs option
+# is selected.
+toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
+toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
+;;
+no)
+if test -n "$with_cross_host" &&
+test x"$with_cross_host" != x"no"; then
+# Install a library built with a cross compiler in tooldir, not libdir.
+toolexecdir='$(exec_prefix)/$(target_noncanonical)'
+toolexeclibdir='$(toolexecdir)/lib'
+else
+toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
+toolexeclibdir='$(libdir)'
+fi
+multi_os_directory=`$CC -print-multi-os-directory`
+case $multi_os_directory in
+.) ;; # Avoid trailing /.
+*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
+esac
+;;
+esac
 if test -n "$ac_tool_prefix"; then
 # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgcc_cv_dfp" >&5
 $as_echo "$libgcc_cv_dfp" >&6; }
 decimal_float=$libgcc_cv_dfp
 # Check whether --enable-decimal-float was given.
 if test "${enable_decimal_float+set}" = set; then :
 enableval=$enable_decimal_float;
 case $enable_decimal_float in
-yes | no | bid | dpd) ;;
+yes | no | bid | dpd) default_decimal_float=$enable_decimal_float ;;
 *) as_fn_error "'$enable_decimal_float' is an invalid value for --enable-decimal-float.
 Valid choices are 'yes', 'bid', 'dpd', and 'no'." "$LINENO" 5 ;;
 esac
 else
 case $host in
-powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux*)
+powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \
+i?86*-*-mingw* | x86_64*-*-mingw* | \
+i?86*-*-cygwin*)
 enable_decimal_float=yes
 ;;
 *)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: decimal float is not supported for this target, ignored" >&5
+$as_echo "$as_me: WARNING: decimal float is not supported for this target, ignored" >&2;}
 enable_decimal_float=no
 ;;
 esac
 fi
 # x86's use BID format instead of DPD
-if test x$enable_decimal_float = xyes; then
+case x$enable_decimal_float in
-case $host in
+xyes)
-i?86*-*-linux* | x86_64*-*-linux*)
+case $host in
-enable_decimal_float=bid
+i?86*-*-* | x86_64*-*-*)
-;;
+	enable_decimal_float=bid
-*)
+	;;
-enable_decimal_float=dpd
+*)
-;;
+	enable_decimal_float=dpd
-esac
+	;;
-fi
+esac
+default_decimal_float=$enable_decimal_float
+;;
+xno)
+# ENABLE_DECIMAL_FLOAT is set to 0. But we have to have proper
+# dependency on libdecnumber.
+default_decimal_float=dpd
+;;
+esac
 # Check for fixed-point support.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fixed-point is supported" >&5
 $as_echo_n "checking whether fixed-point is supported... " >&6; }
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgcc_cv_fixed_point" >&5
 $as_echo "$libgcc_cv_fixed_point" >&6; }
 fixed_point=$libgcc_cv_fixed_point
+# Check for assembler CFI support.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether assembler supports CFI directives" >&5
+$as_echo_n "checking whether assembler supports CFI directives... " >&6; }
+if test "${libgcc_cv_cfi+set}" = set; then :
+$as_echo_n "(cached) " >&6
+else
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+asm("\n\
+	.text\n\
+	.cfi_startproc\n\
+	.cfi_personality 0, symbol\n\
+	.cfi_endproc");
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+libgcc_cv_cfi=yes
+else
+libgcc_cv_cfi=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgcc_cv_cfi" >&5
+$as_echo "$libgcc_cv_cfi" >&6; }
 # Check 32bit or 64bit for x86.
 case ${host} in
 i?86*-*-* | x86_64*-*-*)
 cat > conftest.c <<EOF
 # Check if Solaris/x86 linker supports ZERO terminator unwind entries.
 # This is after config.host so we can augment tmake_file.
 # Link with -nostartfiles -nodefaultlibs since neither are present while
 # building libgcc.
 case ${host} in
-i?86-*-solaris2.1[0-9]*)
+i?86-*-solaris2*)
 cat > conftest.s <<EOF
 	.section	.eh_frame,"a",@unwind
 	.zero	4
 	.section	.jcr,"aw",@progbits
 	.zero	8

Mercurial > hg > CbC > CbC_gcc

comparison libgcc/configure @ 67:f6334be47118