Fix problem where gold does not create base version for executables.

gold/
	PR gold/23268
	* dynobj.cc (Versions::Versions): Change init for needs_base_version_.
	(Versions::record_version): Add verdefs for both shared objects and
	executables.
	(Versions::add_def): Likewise for base version.
	(Versions::add_need): Don't add base version for executables.
	(Versions::version_index): Look up version for both shared objects and
	executables.
	* testsuite/Makefile.am (ver_test_14): New test case.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/ver_test_14.script: New version script.
	* testsuite/ver_test_14.sh: New test script.

4 files changed, 70 insertions, 2 deletions

diff --git a/gold/testsuite/Makefile.am b/gold/testsuite/Makefile.am
index e019bfa5dc9..b88b02f17d2 100644
--- a/gold/testsuite/Makefile.am
+++ b/gold/testsuite/Makefile.am
@@ -1873,6 +1873,13 @@ ver_test_13.so: gcctestdir/ld ver_test_13.o ver_test_13.script
 ver_test_13.o: ver_test_13.c
 	$(COMPILE) -c -fpic -o $@ $<
 
+check_SCRIPTS += ver_test_14.sh
+check_DATA += ver_test_14.syms
+ver_test_14.syms: ver_test_14
+	$(TEST_OBJDUMP) -T $< | $(TEST_CXXFILT) >$@
+ver_test_14: gcctestdir/ld ver_test_main.o ver_test_1.so ver_test_2.so ver_test_4.so ver_test_14.script
+	$(CXXLINK) -Bgcctestdir/ -Wl,--version-script,$(srcdir)/ver_test_14.script -Wl,-E -Wl,-R,. ver_test_main.o ver_test_1.so ver_test_2.so ver_test_4.so
+
 check_PROGRAMS += protected_1
 protected_1_SOURCES = \
 	protected_main_1.cc protected_main_2.cc protected_main_3.cc
diff --git a/gold/testsuite/Makefile.in b/gold/testsuite/Makefile.in
index 79cf6c7af58..e1b1762ecb4 100644
--- a/gold/testsuite/Makefile.in
+++ b/gold/testsuite/Makefile.in
@@ -479,7 +479,7 @@ check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2) $(am__EXEEXT_3) \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_4.sh ver_test_5.sh \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_7.sh ver_test_8.sh \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_10.sh ver_test_13.sh \
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	relro_test.sh \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_14.sh relro_test.sh \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_matching_test.sh \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	script_test_3.sh \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	script_test_4.sh \
@@ -533,7 +533,8 @@ check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2) $(am__EXEEXT_3) \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_7.syms \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_8_2.so.syms \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_10.syms \
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_13.syms protected_3.err \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_13.syms \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_test_14.syms protected_3.err \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	relro_test.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	ver_matching_test.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	script_test_3.stdout \
@@ -5794,6 +5795,13 @@ ver_test_13.sh.log: ver_test_13.sh
 	--log-file $$b.log --trs-file $$b.trs \
 	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
 	"$$tst" $(AM_TESTS_FD_REDIRECT)
+ver_test_14.sh.log: ver_test_14.sh
+	@p='ver_test_14.sh'; \
+	b='ver_test_14.sh'; \
+	$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
 relro_test.sh.log: relro_test.sh
 	@p='relro_test.sh'; \
 	b='relro_test.sh'; \
@@ -8700,6 +8708,10 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(LINK) -Bgcctestdir/ -shared -Wl,--version-script,$(srcdir)/ver_test_13.script ver_test_13.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@ver_test_13.o: ver_test_13.c
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(COMPILE) -c -fpic -o $@ $<
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ver_test_14.syms: ver_test_14
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_OBJDUMP) -T $< | $(TEST_CXXFILT) >$@
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ver_test_14: gcctestdir/ld ver_test_main.o ver_test_1.so ver_test_2.so ver_test_4.so ver_test_14.script
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -Wl,--version-script,$(srcdir)/ver_test_14.script -Wl,-E -Wl,-R,. ver_test_main.o ver_test_1.so ver_test_2.so ver_test_4.so
 
 @GCC_TRUE@@NATIVE_LINKER_TRUE@protected_1.so: gcctestdir/ld protected_1_pic.o protected_2_pic.o protected_3_pic.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -shared protected_1_pic.o protected_2_pic.o protected_3_pic.o
diff --git a/gold/testsuite/ver_test_14.script b/gold/testsuite/ver_test_14.script
new file mode 100644
index 00000000000..24005834dd3
--- /dev/null
+++ b/gold/testsuite/ver_test_14.script
@@ -0,0 +1,6 @@
+V1 {
+global:
+  extern "C++" {
+      "t2()"; "t3()"; "t4()";
+  };
+};
diff --git a/gold/testsuite/ver_test_14.sh b/gold/testsuite/ver_test_14.sh
new file mode 100755
index 00000000000..73a0e08085a
--- /dev/null
+++ b/gold/testsuite/ver_test_14.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+# ver_test_14.sh -- a test case for version scripts
+
+# Copyright (C) 2018 Free Software Foundation, Inc.
+# Written by Cary Coutant <ccoutant@gmail.com>.
+
+# This file is part of gold.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+check()
+{
+    if ! grep -q "$2" "$1"
+    then
+	echo "Did not find expected symbol in $1:"
+	echo "   $2"
+	echo ""
+	echo "Actual output below:"
+	cat "$1"
+	exit 1
+    fi
+}
+
+check ver_test_14.syms "V1  *t2()$"
+check ver_test_14.syms "V1  *t3()$"
+check ver_test_14.syms "V1  *t4()$"
+check ver_test_14.syms "Base  *t4_2a$"
+
+exit 0