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gold/
authorRoland McGrath <roland@gnu.org>
Fri, 11 Oct 2013 21:56:16 +0000 (21:56 +0000)
committerRoland McGrath <roland@gnu.org>
Fri, 11 Oct 2013 21:56:16 +0000 (21:56 +0000)
* configure.ac (MERGE_CONSTANTS_FLAG): New check.
* configure: Regenerate.
* Makefile.in: Regenerate.
* testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
* testsuite/merge_string_literals_2.c: Likewise.
* testsuite/Makefile.am
(merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
(AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
literal -fmerge-constants.
* testsuite/Makefile.in: Regenerate.

gold/ChangeLog patch | blob | blame | history
gold/Makefile.in patch | blob | blame | history
gold/configure patch | blob | blame | history
gold/configure.ac patch | blob | blame | history
gold/testsuite/Makefile.am patch | blob | blame | history
gold/testsuite/Makefile.in patch | blob | blame | history
gold/testsuite/merge_string_literals_1.cc [moved from gold/testsuite/merge_string_literals_1.c with 100% similarity] patch | blob | blame | history
gold/testsuite/merge_string_literals_2.cc [moved from gold/testsuite/merge_string_literals_2.c with 100% similarity] patch | blob | blame | history

diff --git a/gold/ChangeLog b/gold/ChangeLog
index e79588d029b6b598137d292cda9f189bb42d9869..a44313bd9157729d7c99ed0ae029dada4192a556 100644 (file)
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,5 +1,16 @@
 2013-10-11  Roland McGrath  <mcgrathr@google.com>
 
+       * configure.ac (MERGE_CONSTANTS_FLAG): New check.
+       * configure: Regenerate.
+       * Makefile.in: Regenerate.
+       * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
+       * testsuite/merge_string_literals_2.c: Likewise.
+       * testsuite/Makefile.am
+       (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
+       (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
+       literal -fmerge-constants.
+       * testsuite/Makefile.in: Regenerate.
+
        * i386.cc (Target_i386): Remove unused member dynbss_.
        * arm.cc (Target_arm): Likewise.
        * powerpc.cc (Target_powerpc): Likewise.
@@ -336,23 +347,23 @@
 
 2013-05-21  Cary Coutant  <ccoutant@google.com>
 
-       * object.cc (Sized_relobj_file::get_symbol_location_info): Set
-       type of enclosing symbol.
-       (Relocate_info::location): Check symbol type when describing symbol.
-       * object.h (Symbol_location_info): Remove unused line_number;
-       add enclosing_symbol_type.
-       * testsuite/debug_msg.sh: Adjust expected output.
+       * object.cc (Sized_relobj_file::get_symbol_location_info): Set
+       type of enclosing symbol.
+       (Relocate_info::location): Check symbol type when describing symbol.
+       * object.h (Symbol_location_info): Remove unused line_number;
+       add enclosing_symbol_type.
+       * testsuite/debug_msg.sh: Adjust expected output.
 
 2013-05-13  Cary Coutant  <ccoutant@google.com>
 
-       * configure.ac: Export DEFAULT_TARGET.
-       * configure: Regenerate.
-       * Makefile.in: Regenerate.
-       * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
-       * testsuite/Makefile.in: Regenerate.
-       * testsuite/debug_msg.sh: Delete duplicate tests.
-       Don't check undef_int error message match for powerpc where the
-       source file and line number aren't available.
+       * configure.ac: Export DEFAULT_TARGET.
+       * configure: Regenerate.
+       * Makefile.in: Regenerate.
+       * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/debug_msg.sh: Delete duplicate tests.
+       Don't check undef_int error message match for powerpc where the
+       source file and line number aren't available.
 
 2013-05-10  Roland McGrath  <mcgrathr@google.com>
 
diff --git a/gold/Makefile.in b/gold/Makefile.in
index 09de14ca537c336c80dc5b44168767139429da30..3bd9fae297d77298e13a7683b54676b23dd8181d 100644 (file)
--- a/gold/Makefile.in
+++ b/gold/Makefile.in
@@ -319,6 +319,7 @@ LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
+MERGE_CONSTANTS_FLAG = @MERGE_CONSTANTS_FLAG@
 MKDIR_P = @MKDIR_P@
 MKINSTALLDIRS = @MKINSTALLDIRS@
 MSGFMT = @MSGFMT@
diff --git a/gold/configure b/gold/configure
index cb56b651c58256429de07f6830f84034d8231ac3..e30fd751d9256c2546661f23b347f70a6ae8661b 100755 (executable)
--- a/gold/configure
+++ b/gold/configure
@@ -622,6 +622,7 @@ STATIC_TLS_FALSE
 STATIC_TLS_TRUE
 TLS_FALSE
 TLS_TRUE
+MERGE_CONSTANTS_FLAG
 MCMODEL_MEDIUM_FALSE
 MCMODEL_MEDIUM_TRUE
 FN_PTRS_IN_SO_WITHOUT_PIC_FALSE
@@ -6339,6 +6340,35 @@ else
 fi
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -fmerge-constants" >&5
+$as_echo_n "checking whether $CC supports -fmerge-constants... " >&6; }
+if test "${gold_cv_merge_constants+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fmerge-constants"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+const char *s = "foo";
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  have_merge_constants=yes
+else
+  have_merge_constants=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$save_CFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gold_cv_merge_constants" >&5
+$as_echo "$gold_cv_merge_constants" >&6; }
+
+if test "$gold_cv_merge_constants" = yes; then :
+  MERGE_CONSTANTS_FLAG=-fmerge-constants
+else
+  MERGE_CONSTANTS_FLAG=
+fi
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for thread support" >&5
 $as_echo_n "checking for thread support... " >&6; }
 if test "${gold_cv_c_thread+set}" = set; then :
diff --git a/gold/configure.ac b/gold/configure.ac
index e3e10b3dbd1690d898774db04558cc43a924e295..4cc9569e12fb266602b8022ea2610a7ea7adfcbf 100644 (file)
--- a/gold/configure.ac
+++ b/gold/configure.ac
@@ -7,12 +7,12 @@ dnl This file is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
 dnl the Free Software Foundation; either version 3 of the License, or
 dnl (at your option) any later version.
-dnl 
+dnl
 dnl This program is distributed in the hope that it will be useful,
 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 dnl GNU General Public License for more details.
-dnl 
+dnl
 dnl You should have received a copy of the GNU General Public License
 dnl along with this program; see the file COPYING3.  If not see
 dnl <http://www.gnu.org/licenses/>.
@@ -338,6 +338,19 @@ dnl Whether we can test -mcmodel=medium.
 AM_CONDITIONAL(MCMODEL_MEDIUM,
 [test "$target_cpu" = "x86_64" -a "$have_mcmodel_medium" = "yes" -a "$gold_cv_prog_gcc41" = "yes"])
 
+AC_CACHE_CHECK([whether $CC supports -fmerge-constants],
+              [gold_cv_merge_constants], [
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fmerge-constants"
+AC_COMPILE_IFELSE([const char *s = "foo";],
+                 [have_merge_constants=yes],
+                 [have_merge_constants=no])
+CFLAGS="$save_CFLAGS"])
+AC_SUBST([MERGE_CONSTANTS_FLAG])
+AS_IF([test "$gold_cv_merge_constants" = yes],
+      [MERGE_CONSTANTS_FLAG=-fmerge-constants],
+      [MERGE_CONSTANTS_FLAG=])
+
 dnl Test for __thread support.
 AC_CACHE_CHECK([for thread support], [gold_cv_c_thread],
 [AC_COMPILE_IFELSE([__thread int i = 1;],
diff --git a/gold/testsuite/Makefile.am b/gold/testsuite/Makefile.am
index 570781d31640d851aa7f3131b869416a0652da32..8f93c5a751773e7c7ae0bd53c93c082dd6b8d22f 100644 (file)
--- a/gold/testsuite/Makefile.am
+++ b/gold/testsuite/Makefile.am
@@ -8,10 +8,10 @@
 AUTOMAKE_OPTIONS = foreign -Wno-portability
 
 # The two_file_test tests -fmerge-constants, so we simply always turn
-# it on.  This may need to be controlled by a configure option
-# eventually.
-AM_CFLAGS = $(WARN_CFLAGS) $(LFS_CFLAGS) -fmerge-constants
-AM_CXXFLAGS = $(WARN_CXXFLAGS) $(LFS_CFLAGS) -fmerge-constants
+# it on.  For compilers that do not support the command-line option,
+# we assume they just always emit SHF_MERGE sections unconditionally.
+AM_CFLAGS = $(WARN_CFLAGS) $(LFS_CFLAGS) $(MERGE_CONSTANTS_FLAG)
+AM_CXXFLAGS = $(WARN_CXXFLAGS) $(LFS_CFLAGS) $(MERGE_CONSTANTS_FLAG)
 
 AM_CPPFLAGS = \
        -I$(srcdir) -I$(srcdir)/.. -I$(srcdir)/../../include \
@@ -74,7 +74,7 @@ MOSTLYCLEANFILES = *.so *.syms *.stdout
 # Export make variables to the shell scripts so that they can see
 # (for example) DEFAULT_TARGET.
 .EXPORT_ALL_VARIABLES:
- 
+
 # We will add to these later, for each individual test.  Note
 # that we add each test under check_SCRIPTS or check_PROGRAMS;
 # the TESTS variable is automatically populated from these.
@@ -164,9 +164,9 @@ incremental_test.stdout: incremental_test ../incremental-dump
 check_SCRIPTS += gc_comdat_test.sh
 check_DATA += gc_comdat_test.stdout
 MOSTLYCLEANFILES += gc_comdat_test
-gc_comdat_test_1.o: gc_comdat_test_1.cc 
+gc_comdat_test_1.o: gc_comdat_test_1.cc
        $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-gc_comdat_test_2.o: gc_comdat_test_2.cc 
+gc_comdat_test_2.o: gc_comdat_test_2.cc
        $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 gc_comdat_test: gc_comdat_test_1.o gc_comdat_test_2.o gcctestdir/ld
        $(CXXLINK) -Bgcctestdir/ -Wl,--gc-sections gc_comdat_test_1.o gc_comdat_test_2.o
@@ -198,7 +198,7 @@ check_DATA += pr14265.stdout
 MOSTLYCLEANFILES += pr14265
 pr14265.o: pr14265.c
        $(COMPILE) -O0 -c -o $@ $<
-pr14265: pr14265.o 
+pr14265: pr14265.o
        $(LINK) -Bgcctestdir/ -Wl,--gc-sections -T $(srcdir)/pr14265.t -o $@ $<
 pr14265.stdout: pr14265
        $(TEST_NM) --format=bsd --numeric-sort $< > $@
@@ -206,7 +206,7 @@ pr14265.stdout: pr14265
 check_SCRIPTS += icf_test.sh
 check_DATA += icf_test.map
 MOSTLYCLEANFILES += icf_test icf_test.map
-icf_test.o: icf_test.cc 
+icf_test.o: icf_test.cc
        $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 icf_test: icf_test.o gcctestdir/ld
        $(CXXLINK) -o icf_test -Bgcctestdir/ -Wl,--icf=all,-Map,icf_test.map icf_test.o
@@ -277,7 +277,7 @@ text_section_no_grouping: text_section_grouping.o gcctestdir/ld
 text_section_grouping.stdout: text_section_grouping
        $(TEST_NM) -n --synthetic text_section_grouping > text_section_grouping.stdout
 text_section_no_grouping.stdout: text_section_no_grouping
-       $(TEST_NM) -n --synthetic text_section_no_grouping > text_section_no_grouping.stdout 
+       $(TEST_NM) -n --synthetic text_section_no_grouping > text_section_no_grouping.stdout
 
 check_SCRIPTS += section_sorting_name.sh
 check_DATA += section_sorting_name.stdout
@@ -337,9 +337,9 @@ large_symbol_alignment_LDADD =
 check_SCRIPTS += merge_string_literals.sh
 check_DATA += merge_string_literals.stdout
 MOSTLYCLEANFILES += merge_string_literals
-merge_string_literals_1.o: merge_string_literals_1.c
+merge_string_literals_1.o: merge_string_literals_1.cc
        $(CXXCOMPILE) -O2 -c -fPIC -g -o $@ $<
-merge_string_literals_2.o: merge_string_literals_2.c
+merge_string_literals_2.o: merge_string_literals_2.cc
        $(CXXCOMPILE) -O2 -c -fPIC -g -o $@ $<
 merge_string_literals: merge_string_literals_1.o merge_string_literals_2.o gcctestdir/ld
        $(CXXLINK) -Bgcctestdir/ merge_string_literals_1.o merge_string_literals_2.o -O2 -shared -nostdlib
@@ -1759,7 +1759,7 @@ retain_symbols_file_test.so: basic_pic_test.o gcctestdir/ld
        echo '_ZN4t16bC1Ev' >> retain_symbols_file_test.in
        echo '_ZNK4t20a3getEv' >> retain_symbols_file_test.in
        echo '_Z3t18v' >> retain_symbols_file_test.in
-       echo '__tcf_0' >> retain_symbols_file_test.in   
+       echo '__tcf_0' >> retain_symbols_file_test.in
        $(CXXLINK) -Bgcctestdir/ -shared -Wl,-retain-symbols-file,retain_symbols_file_test.in basic_pic_test.o
 retain_symbols_file_test.stdout: retain_symbols_file_test.so
        $(TEST_NM) -C retain_symbols_file_test.so > $@
@@ -1789,7 +1789,7 @@ alt/searched_file_test_lib.a: searched_file_test_lib.o
        test -d alt || mkdir -p alt
        $(TEST_AR) rc $@ $^
 
-# Test that no .gnu.version sections are created when 
+# Test that no .gnu.version sections are created when
 # symbol versioning is not used.
 check_SCRIPTS += no_version_test.sh
 check_DATA += no_version_test.stdout
@@ -2032,7 +2032,7 @@ ifuncmain7pie: ifuncmain7pie.o gcctestdir/ld
 check_PROGRAMS += ifuncvar
 ifuncvar1_pic.o: ifuncvar1.c
        $(COMPILE) -c -fPIC -o $@ $<
-ifuncvar2_pic.o: ifuncvar2.c   
+ifuncvar2_pic.o: ifuncvar2.c
        $(COMPILE) -c -fPIC -o $@ $<
 ifuncvar.so: ifuncvar1_pic.o ifuncvar2_pic.o gcctestdir/ld
        $(LINK) -Bgcctestdir/ -shared ifuncvar1_pic.o ifuncvar2_pic.o
diff --git a/gold/testsuite/Makefile.in b/gold/testsuite/Makefile.in
index 855ba8069590754dd7c7598a431bb08121ecd062..24239b61f94af24affe4246ffc7bf11c49f1f8d0 100644 (file)
--- a/gold/testsuite/Makefile.in
+++ b/gold/testsuite/Makefile.in
@@ -390,7 +390,7 @@ check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2) $(am__EXEEXT_3) \
 
 # Test -retain-symbols-file.
 
-# Test that no .gnu.version sections are created when 
+# Test that no .gnu.version sections are created when
 # symbol versioning is not used.
 
 # Test that strong reference to a weak symbol in a DSO remains strong.
@@ -1964,6 +1964,7 @@ LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
+MERGE_CONSTANTS_FLAG = @MERGE_CONSTANTS_FLAG@
 MKDIR_P = @MKDIR_P@
 MKINSTALLDIRS = @MKINSTALLDIRS@
 MSGFMT = @MSGFMT@
@@ -2055,10 +2056,10 @@ top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = foreign -Wno-portability
 
 # The two_file_test tests -fmerge-constants, so we simply always turn
-# it on.  This may need to be controlled by a configure option
-# eventually.
-AM_CFLAGS = $(WARN_CFLAGS) $(LFS_CFLAGS) -fmerge-constants
-AM_CXXFLAGS = $(WARN_CXXFLAGS) $(LFS_CFLAGS) -fmerge-constants
+# it on.  For compilers that do not support the command-line option,
+# we assume they just always emit SHF_MERGE sections unconditionally.
+AM_CFLAGS = $(WARN_CFLAGS) $(LFS_CFLAGS) $(MERGE_CONSTANTS_FLAG)
+AM_CXXFLAGS = $(WARN_CXXFLAGS) $(LFS_CFLAGS) $(MERGE_CONSTANTS_FLAG)
 AM_CPPFLAGS = \
        -I$(srcdir) -I$(srcdir)/.. -I$(srcdir)/../../include \
        -I$(srcdir)/../../elfcpp -I.. \
@@ -4405,9 +4406,9 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(LINK) -Bgcctestdir/ -Wl,--incremental-full incremental_test_1.o incremental_test_2.o -Wl,-debug 2> incremental_test.cmdline
 @GCC_TRUE@@NATIVE_LINKER_TRUE@incremental_test.stdout: incremental_test ../incremental-dump
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ ../incremental-dump incremental_test > $@
-@GCC_TRUE@@NATIVE_LINKER_TRUE@gc_comdat_test_1.o: gc_comdat_test_1.cc 
+@GCC_TRUE@@NATIVE_LINKER_TRUE@gc_comdat_test_1.o: gc_comdat_test_1.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@gc_comdat_test_2.o: gc_comdat_test_2.cc 
+@GCC_TRUE@@NATIVE_LINKER_TRUE@gc_comdat_test_2.o: gc_comdat_test_2.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@gc_comdat_test: gc_comdat_test_1.o gc_comdat_test_2.o gcctestdir/ld
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXLINK) -Bgcctestdir/ -Wl,--gc-sections gc_comdat_test_1.o gc_comdat_test_2.o
@@ -4427,11 +4428,11 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) gc_orphan_section_test > gc_orphan_section_test.stdout
 @GCC_TRUE@@NATIVE_LINKER_TRUE@pr14265.o: pr14265.c
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(COMPILE) -O0 -c -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@pr14265: pr14265.o 
+@GCC_TRUE@@NATIVE_LINKER_TRUE@pr14265: pr14265.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(LINK) -Bgcctestdir/ -Wl,--gc-sections -T $(srcdir)/pr14265.t -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@pr14265.stdout: pr14265
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) --format=bsd --numeric-sort $< > $@
-@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test.o: icf_test.cc 
+@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test.o: icf_test.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test: icf_test.o gcctestdir/ld
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXLINK) -o icf_test -Bgcctestdir/ -Wl,--icf=all,-Map,icf_test.map icf_test.o
@@ -4482,7 +4483,7 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@text_section_grouping.stdout: text_section_grouping
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) -n --synthetic text_section_grouping > text_section_grouping.stdout
 @GCC_TRUE@@NATIVE_LINKER_TRUE@text_section_no_grouping.stdout: text_section_no_grouping
-@GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) -n --synthetic text_section_no_grouping > text_section_no_grouping.stdout 
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) -n --synthetic text_section_no_grouping > text_section_no_grouping.stdout
 @GCC_TRUE@@NATIVE_LINKER_TRUE@section_sorting_name.o: section_sorting_name.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@section_sorting_name: section_sorting_name.o gcctestdir/ld
@@ -4513,9 +4514,9 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXLINK) -Bgcctestdir/ -Wl,--icf=all icf_sht_rel_addend_test_1.o icf_sht_rel_addend_test_2.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_sht_rel_addend_test.stdout: icf_sht_rel_addend_test
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) icf_sht_rel_addend_test > icf_sht_rel_addend_test.stdout
-@GCC_TRUE@@NATIVE_LINKER_TRUE@merge_string_literals_1.o: merge_string_literals_1.c
+@GCC_TRUE@@NATIVE_LINKER_TRUE@merge_string_literals_1.o: merge_string_literals_1.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O2 -c -fPIC -g -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@merge_string_literals_2.o: merge_string_literals_2.c
+@GCC_TRUE@@NATIVE_LINKER_TRUE@merge_string_literals_2.o: merge_string_literals_2.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -O2 -c -fPIC -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@merge_string_literals: merge_string_literals_1.o merge_string_literals_2.o gcctestdir/ld
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXLINK) -Bgcctestdir/ merge_string_literals_1.o merge_string_literals_2.o -O2 -shared -nostdlib
@@ -5128,7 +5129,7 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ echo '_ZN4t16bC1Ev' >> retain_symbols_file_test.in
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ echo '_ZNK4t20a3getEv' >> retain_symbols_file_test.in
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ echo '_Z3t18v' >> retain_symbols_file_test.in
-@GCC_TRUE@@NATIVE_LINKER_TRUE@ echo '__tcf_0' >> retain_symbols_file_test.in   
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ echo '__tcf_0' >> retain_symbols_file_test.in
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXLINK) -Bgcctestdir/ -shared -Wl,-retain-symbols-file,retain_symbols_file_test.in basic_pic_test.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@retain_symbols_file_test.stdout: retain_symbols_file_test.so
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(TEST_NM) -C retain_symbols_file_test.so > $@
@@ -5250,7 +5251,7 @@ uninstall-am:
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@     $(LINK) -Bgcctestdir/ -pie ifuncmain7pie.o
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@ifuncvar1_pic.o: ifuncvar1.c
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@     $(COMPILE) -c -fPIC -o $@ $<
-@GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@ifuncvar2_pic.o: ifuncvar2.c 
+@GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@ifuncvar2_pic.o: ifuncvar2.c
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@     $(COMPILE) -c -fPIC -o $@ $<
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@ifuncvar.so: ifuncvar1_pic.o ifuncvar2_pic.o gcctestdir/ld
 @GCC_TRUE@@IFUNC_TRUE@@NATIVE_LINKER_TRUE@     $(LINK) -Bgcctestdir/ -shared ifuncvar1_pic.o ifuncvar2_pic.o
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