+ run_ld_link_exec_tests $lto_run_elf_tests
+
+ # Note - it is not guaranteed that the ordering of symbols in the dynamic
+ # symbol table will match the ordering of the symbols specified by the
+ # --dynamic-list command line option.
+ #
+ # For PR22983 we want to make sure that all four symbols specified in
+ # pr222983.t are present in the output, but a simple sequences of regexps
+ # will not work as we do not know the order of the symbols. (Readelf
+ # does not have a symbol sorting option and the run_cc_list_tests proc
+ # does not allow for the output of the dump program to piped into `sort`).
+ #
+ # So instead we run readelf four times, each time checking for the
+ # presence of a specific symbol from the pr22983.t file.
+ run_cc_link_tests [list \
+ [list \
+ "Build pr22983" \
+ "-Wl,--dynamic-list,pr22983.t" \
+ "-flto" \
+ {pr22983a.c pr22983b.c} \
+ {{readelf {--dyn-syms --wide} pr22983.1.d} \
+ {readelf {--dyn-syms --wide} pr22983.2.d} \
+ {readelf {--dyn-syms --wide} pr22983.3.d} \
+ {readelf {--dyn-syms --wide} pr22983.4.d}} \
+ "pr22983" \
+ ] \
+ ]
+}
+
+if { [is_elf_format] && [check_lto_shared_available] } {
+ run_ld_link_exec_tests $lto_run_elf_shared_tests
+}
+
+proc pr20103 {cflags libs} {
+ global CC
+
+ set testname "PR ld/20103 ($cflags $libs)"
+ set exec_output [run_host_cmd "$CC" "$cflags $libs"]
+ if { [ regexp "undefined reference to `\\.?dead'" $exec_output ] } {
+ pass "$testname (1)"
+ } {
+ fail "$testname (1)"
+ }
+ if { [ regexp "plugin needed to handle lto object" $exec_output ] } {
+ fail "$testname (2)"
+ } {
+ pass "$testname (2)"
+ }
+}
+
+if { [check_lto_fat_available] } {
+ run_cc_link_tests [list \
+ [list \
+ "Build fatpr20103a.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103a.c} {} "fatpr20103a.a"
+ ] \
+ [list \
+ "Build fatpr20103b.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103b.c} {} "fatpr20103b.a"
+ ] \
+ [list \
+ "Build fatpr20103c.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103c.c} {} "fatpr20103c.a" \
+ ] \
+ [list \
+ "Build thinpr20103a.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103a.c} {} "thinpr20103a.a"
+ ] \
+ [list \
+ "Build thinpr20103b.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103b.c} {} "thinpr20103b.a"
+ ] \
+ [list \
+ "Build thinpr20103c.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103c.c} {} "thinpr20103c.a" \
+ ] \
+ [list \
+ "Build pr20103a" \
+ "-O2 -flto -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
+ "-O2 -flto" \
+ {dummy.c} {} "pr20103a" \
+ ] \
+ [list \
+ "Build pr20103b" \
+ "-O2 -flto -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
+ "-O2 -flto" \
+ {dummy.c} {} "pr20103b" \
+ ] \
+ [list \
+ "Build pr20103c" \
+ "-O2 -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
+ "-O2" \
+ {dummy.c} {} "pr20103c" \
+ ] \
+ ]
+ pr20103 "-O2 -flto" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
+ pr20103 "-O2 -flto" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
+ pr20103 "-O2" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
+
+ if { [at_least_gcc_version 4 9] } {
+ run_cc_link_tests [list \
+ [list \
+ "Build pr20103d" \
+ "-O2 -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
+ "-O2" \
+ {dummy.c} {} "pr20103d" \
+ ] \
+ ]
+ pr20103 "-O2" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
+ }