X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Ftestsuite%2Fld-elf%2Fshared.exp;h=300100a6c2d26056f3dc8d58f543df47f4937704;hb=4c7bf4f91b7dd3ccbd12be55316fca8817059a24;hp=3fc1e4b53d44efc610a236fb2b9ce3a0af1b562a;hpb=fb389763e0ee42be2f221da60e1c126314857d11;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/testsuite/ld-elf/shared.exp b/ld/testsuite/ld-elf/shared.exp
index 3fc1e4b53d..300100a6c2 100644
--- a/ld/testsuite/ld-elf/shared.exp
+++ b/ld/testsuite/ld-elf/shared.exp
@@ -1,5 +1,5 @@
 # Expect script for various ELF tests.
-#   Copyright (C) 2006-2014 Free Software Foundation, Inc.
+#   Copyright (C) 2006-2017 Free Software Foundation, Inc.
 #
 # This file is part of the GNU Binutils.
 #
@@ -21,23 +21,108 @@
 
 # Exclude non-ELF targets.
 
-# The following tests require running the executable generated by ld,
-# or enough of a build environment to create a fully linked executable.
-# This is not commonly available when testing a cross-built linker.
-if ![isnative] {
+if ![is_elf_format] {
     return
 }
 
-if ![is_elf_format] {
+# Skip targets where -shared is not supported
+
+if ![check_shared_lib_support] {
     return
 }
 
+# This target requires extra GAS options when building code for shared
+# libraries.
+set AFLAGS_PIC ""
+if [istarget "tic6x-*-*"] {
+    append AFLAGS_PIC " -mpic -mpid=near"
+}
+# This target requires a non-default emulation for successful shared
+# library/executable builds.
+set LFLAGS ""
+if [istarget "tic6x-*-*"] {
+    append LFLAGS " -melf32_tic6x_le"
+}
+
+# PR ld/20828 check for correct dynamic symbol table entries where:
+# - symbols have been defined with a linker script,
+# - the same symbols have been seen in shared library used in the link,
+# - the shared library symbols have been swept in section garbage collection.
+# Verify that the symbols are global rather than local and that a version
+# script adjusts them accordingly.
+# Also verify that a version definition supplied by an object rather than
+# a version script and forcibly exported is unaffected by section GC.
+if { [check_gc_sections_available] } {
+    run_ld_link_tests [list \
+	[list \
+	    "PR ld/20828 dynamic symbols with section GC\
+	     (auxiliary shared library)" \
+	    "$LFLAGS -shared --gc-sections -T pr20828.ld" "" "$AFLAGS_PIC" \
+	    {pr20828.s} \
+	    {{readelf --dyn-syms pr20828-a.sd} \
+	     {readelf --dyn-syms pr20828-b.sd}} \
+	    "libpr20828.so"] \
+	[list \
+	    "PR ld/20828 dynamic symbols with section GC (plain)" \
+	    "$LFLAGS -shared --gc-sections -T pr20828.ld" \
+	    "tmpdir/libpr20828.so" "$AFLAGS_PIC" \
+	    {pr20828.s} \
+	    {{readelf --dyn-syms pr20828-a.sd} \
+	     {readelf --dyn-syms pr20828-b.sd}} \
+	    "pr20828-1.so"] \
+	[list \
+	    "PR ld/20828 dynamic symbols with section GC (version script)" \
+	    "$LFLAGS -shared --gc-sections -T pr20828.ld\
+	     --version-script=pr20828.ver" \
+	    "tmpdir/libpr20828.so" \
+	    "$AFLAGS_PIC" \
+	    {pr20828.s} \
+	    {{readelf --dyn-syms pr20828-b.sd} \
+	     {readelf --dyn-syms pr20828-c.sd}} \
+	    "pr20828-2.so"] \
+	[list \
+	    "PR ld/20828 dynamic symbols with section GC\
+	     (versioned shared library)" \
+	    "$LFLAGS -shared --gc-sections -T pr20828.ld\
+	     --version-script=pr20828-v.ver" \
+	    "" "$AFLAGS_PIC" \
+	    {pr20828.s} \
+	    {{readelf --dyn-syms pr20828-c.sd} \
+	     {readelf --dyn-syms pr20828-d.sd} \
+	     {readelf --dyn-syms pr20828-e.sd}} \
+	    "libpr20828-v.so"] \
+	[list \
+	    "PR ld/20828 dynamic symbols with section GC (versioned)" \
+	    "$LFLAGS -shared --gc-sections -T pr20828.ld\
+	     --version-script=pr20828-v.ver" \
+	    "tmpdir/libpr20828-v.so" \
+	    "$AFLAGS_PIC" \
+	    {pr20828.s} \
+	    {{readelf --dyn-syms pr20828-c.sd} \
+	     {readelf --dyn-syms pr20828-d.sd} \
+	     {readelf --dyn-syms pr20828-e.sd}} \
+	    "pr20828-v.so"] \
+	[list \
+	    "PR ld/20828 forcibly exported symbol version without section GC" \
+	    "$LFLAGS -e foo -E -T pr20828-v.ld" "" "" \
+	    {pr20828-v.s} \
+	    {{objdump -p pr20828-v.od}} \
+	    "pr20828-v-1"] \
+	[list \
+	    "PR ld/20828 forcibly exported symbol version with section GC" \
+	    "$LFLAGS -e foo --gc-sections -E -T pr20828-v.ld" "" "" \
+	    {pr20828-v.s} \
+	    {{objdump -p pr20828-v.od}} \
+	    "pr20828-v-2"]]
+}
+
 # Check to see if the C compiler works
 if { [which $CC] == 0 } {
     return
 }
 
 # Add -ldl to extralibs if needed
+set extralibs ""
 if { ![istarget *-*-freebsd*]} {
     set extralibs "-ldl"
 }
@@ -54,8 +139,10 @@ set build_tests {
    {begin.c end.c} {} "libbar.so"}
   {"Build warn libbar.so"
    "-shared" "-fPIC"
-   {beginwarn.c end.c} {{readelf {-S --wide} libbarw.rd}} "libbarw.so"
-    "C" "^.*\\\): warning: function foo is deprecated$"}
+  {beginwarn.c end.c}
+  {{readelf {-S --wide} libbarw.rd}
+   {warning "^.*beginwarn.c:7: warning: function foo is deprecated$"}}
+  "libbarw.so" "c"}
   {"Build hidden libbar.so"
    "-shared" "-fPIC"
    {begin.c endhidden.c} {} "libbarh.so"}
@@ -196,16 +283,16 @@ set build_tests {
    "-r -nostdlib" "-fPIC"
    {needed1c.c} {} "libneeded1pic.o"}
   {"Build needed1a.so with --add-needed"
-   "-shared tmpdir/libneeded1pic.o -Wl,--add-needed,-rpath=tmpdir,-z,defs -Ltmpdir -lneeded1a" ""
+   "-shared tmpdir/libneeded1pic.o -Wl,--no-as-needed,--add-needed,-rpath=tmpdir,-rpath-link=tmpdir,-z,defs -Ltmpdir -lneeded1a" ""
    {dummy.c} {} "needed1a.so"}
   {"Build needed1b.so with --copy-dt-needed-entries"
-   "-shared tmpdir/libneeded1pic.o -Wl,--copy-dt-needed-entries,-rpath=tmpdir,-z,defs -Ltmpdir -lneeded1a" ""
+   "-shared tmpdir/libneeded1pic.o -Wl,--no-as-needed,--copy-dt-needed-entries,-rpath=tmpdir,-rpath-link=tmpdir,-z,defs -Ltmpdir -lneeded1a" ""
    {dummy.c} {} "needed1b.so"}
   {"Build needed1a.so with --no-add-needed"
-   "-shared tmpdir/libneeded1pic.o -Wl,--no-add-needed -Ltmpdir -lneeded1a" ""
+   "-shared tmpdir/libneeded1pic.o -Wl,--no-as-needed,--no-add-needed -Ltmpdir -lneeded1a" ""
    {dummy.c} {} "needed1c.so"}
   {"Build needed1b.so with --no-copy-dt-needed-entries"
-   "-shared tmpdir/libneeded1pic.o -Wl,--no-copy-dt-needed-entries -Ltmpdir -lneeded1a" ""
+   "-shared tmpdir/libneeded1pic.o -Wl,--no-as-needed,--no-copy-dt-needed-entries -Ltmpdir -lneeded1a" ""
    {dummy.c} {} "needed1d.so"}
   {"Build librel.so"
    "-shared" "-fPIC"
@@ -241,7 +328,7 @@ set build_tests {
    "" ""
    {pr2404b.c} {} "libpr2404b.a"}
   {"Build rdynamic-1"
-   "-rdynamic -Wl,--gc-sections" "-ffunction-sections"
+   "-Wl,-export-dynamic,--gc-sections" "-ffunction-sections"
    {rdynamic-1.c} {{readelf {-s} rdynamic-1.rd}} "rdynamic-1"}
   {"Build dynamic-1"
    "-Wl,--dynamic-list,dynamic-1.syms -Wl,--gc-sections" "-ffunction-sections"
@@ -253,7 +340,7 @@ set build_tests {
    "" "-fPIC"
    {pr16496b.c} {} "libpr16496b.a"}
   {"Build libpr16496b.so"
-   "-shared tmpdir/pr16496b.o tmpdir/libpr16496a.so" ""
+   "-shared -Wl,--no-as-needed tmpdir/pr16496b.o tmpdir/libpr16496a.so" ""
    {dummy.c} {{objdump {-R} pr16496b.od}} "libpr16496b.so"}
   {"Build libpr16452a.so"
    "-shared -Wl,-soname,libpr16452a.so,--version-script=pr16452.map" "-fPIC"
@@ -262,165 +349,191 @@ set build_tests {
    "-shared -Wl,-soname,libpr16452b.so,--no-as-needed tmpdir/libpr16452a.so" "-fPIC"
    {dummy.c} {} "libpr16452b.so"}
   {"Build pr16452"
-   "tmpdir/libpr16452b.so -Wl,-rpath=tmpdir" ""
+   "-Wl,--no-as-needed,-rpath=tmpdir,-rpath-link=tmpdir tmpdir/libpr16452b.so" ""
    {pr16452b.c} {{objdump {-p} pr16452.od}} "pr16452"}
   {"Build pr16457"
-   "tmpdir/libpr16452b.so -Wl,-rpath=tmpdir" ""
+   "-Wl,--no-as-needed,-rpath=tmpdir,-rpath-link=tmpdir tmpdir/libpr16452b.so" ""
    {pr16452b.c} {{objdump {-p} pr16457.od}} "pr16457"}
+  {"Build libpr18458a.so"
+   "-shared -Wl,-z,now" "-fPIC"
+   {pr18458a.c} {} "libpr18458a.so"}
+  {"Build libpr18458b.so"
+   "-shared -Wl,-z,now tmpdir/libpr18458a.so" "-fPIC"
+   {pr18458b.c} {} "libpr18458b.so"}
+  {"Build pr19073a.o"
+   "-r -nostdlib" ""
+   {pr19073.s} {} "pr19073a.o"}
+  {"Build libpr19073.so"
+   "-shared -Wl,--version-script=pr19073.map tmpdir/pr19073a.o" "-fPIC"
+   {dummy.c} {{readelf {--dyn-syms --wide} pr19073.rd}} "libpr19073.so"}
 }
 
 run_cc_link_tests $build_tests
 
-set run_tests {
-    {"Run normal with libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoo.so tmpdir/end.o" ""
-     {main.c} "normal" "normal.out"}
-    {"Run protected with libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoo.so tmpdir/endprotected.o" ""
-     {main.c} "protected" "normal.out"}
-    {"Run hidden with libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoo.so tmpdir/endhidden.o" ""
-     {main.c} "hidden" "hidden.out"}
-    {"Run normal with versioned libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoov.so tmpdir/end.o" ""
-     {main.c} "normalv" "normal.out"}
-    {"Run warn with versioned libfoo.so"
-     "tmpdir/beginwarn.o tmpdir/libfoov.so" ""
-     {main.c} "warn" "warn.out"
-     "" "" "^.*\\\): warning: function foo is deprecated$"}
-    {"Run protected with versioned libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoov.so tmpdir/endprotected.o" ""
-     {main.c} "protected" "normal.out"}
-    {"Run hidden with versioned libfoo.so"
-     "tmpdir/begin.o tmpdir/libfoov.so tmpdir/endhidden.o" ""
-     {main.c} "hiddenv" "hidden.out"}
-    {"Run normal libbar.so with libfoo.so"
-     "tmpdir/libbarfoo.so tmpdir/libfoo.so" ""
-     {main.c} "normal" "normal.out"}
-    {"Run protected libbar.so with libfoo.so"
-     "tmpdir/libbarpfoo.so tmpdir/libfoo.so" ""
-     {main.c} "protected" "normal.out"}
-    {"Run hidden libbar.so with libfoo.so"
-     "tmpdir/libbarhfoo.so tmpdir/libfoo.so" ""
-     {main.c} "hidden" "hidden.out"}
-    {"Run normal libbar.so with versioned libfoo.so"
-     "tmpdir/libbarfoov.so tmpdir/libfoov.so" ""
-     {main.c} "normal" "normal.out"}
-    {"Run protected libbar.so with versioned libfoo.so"
-     "tmpdir/libbarpfoov.so tmpdir/libfoov.so" ""
-     {main.c} "protected" "normal.out"}
-    {"Run hidden libbar.so with versioned libfoo.so"
-     "tmpdir/libbarhfoov.so tmpdir/libfoov.so" ""
-     {main.c} "hidden" "hidden.out"}
-    {"Run dl1a with --dynamic-list=dl1.list and dlopen on libdl1.so"
-     "--dynamic-list=dl1.list $extralibs" ""
-     {dl1main.c} "dl1a" "dl1.out"}
-    {"Run dl1b with --dynamic-list-data and dlopen on libdl1.so"
-     "--dynamic-list-data $extralibs" ""
-     {dl1main.c} "dl1b" "dl1.out"}
-    {"Run with libdl2a.so"
-     "tmpdir/libdl2a.so" ""
-     {dl2main.c} "dl2a" "dl2a.out"}
-    {"Run with libdl2b.so"
-     "tmpdir/libdl2b.so" ""
-     {dl2main.c} "dl2b" "dl2b.out"}
-    {"Run with libdl2c.so"
-     "tmpdir/libdl2c.so" ""
-     {dl2main.c} "dl2c" "dl2b.out"}
-    {"Run with libdl4a.so"
-     "tmpdir/libdl4a.so" ""
-     {dl4main.c} "dl4a" "dl4a.out"}
-    {"Run with libdl4b.so"
-     "tmpdir/libdl4b.so" ""
-     {dl4main.c} "dl4b" "dl4a.out"}
-    {"Run with libdl4c.so"
-     "tmpdir/libdl4c.so" ""
-     {dl4main.c} "dl4c" "dl4b.out"}
-    {"Run with libdl4d.so"
-     "tmpdir/libdl4d.so" ""
-     {dl4main.c} "dl4d" "dl4b.out"}
-    {"Run with libdl4e.so"
-     "tmpdir/libdl4e.so" ""
-     {dl4main.c} "dl4e" "dl4a.out"}
-    {"Run with libdl4f.so"
-     "tmpdir/libdl4f.so" ""
-     {dl4main.c} "dl4f" "dl4a.out"}
-    {"Run dl6a1 with --dynamic-list-data and dlopen on libdl6a.so"
-     "--dynamic-list-data $extralibs" ""
-     {dl6amain.c} "dl6a1" "dl6a.out"}
-    {"Run dl6a2 with -Bsymbolic-functions and dlopen on libdl6a.so"
-     "-Bsymbolic-functions $extralibs" ""
-     {dl6amain.c} "dl6a2" "dl6b.out"}
-    {"Run dl6a3 with -Bsymbolic and dlopen on libdl6a.so"
-     "-Bsymbolic $extralibs" ""
-     {dl6amain.c} "dl6a3" "dl6b.out"}
-    {"Run dl6a4 with -Bsymbolic --dynamic-list-data and dlopen on libdl6a.so"
-     "-Bsymbolic --dynamic-list-data $extralibs" ""
-     {dl6amain.c} "dl6a4" "dl6a.out"}
-    {"Run dl6a5 with -Bsymbolic-functions --dynamic-list-cpp-new and dlopen on libdl6a.so"
-     "-Bsymbolic-functions --dynamic-list-cpp-new $extralibs" ""
-     {dl6amain.c} "dl6a5" "dl6b.out"}
-    {"Run dl6a6 with --dynamic-list-cpp-new -Bsymbolic-functions and dlopen on libdl6a.so"
-     "--dynamic-list-cpp-new -Bsymbolic-functions $extralibs" ""
-     {dl6amain.c} "dl6a6" "dl6b.out"}
-    {"Run dl6a7 with --dynamic-list-data -Bsymbolic and dlopen on libdl6a.so"
-     "--dynamic-list-data -Bsymbolic $extralibs" ""
-     {dl6amain.c} "dl6a7" "dl6a.out"}
-    {"Run dl6b1 with --dynamic-list-data and dlopen on libdl6b.so"
-     "--dynamic-list-data $extralibs" ""
-     {dl6bmain.c} "dl6b1" "dl6a.out"}
-    {"Run dl6b2 with dlopen on libdl6b.so"
-     "$extralibs" ""
-     {dl6bmain.c} "dl6b2" "dl6b.out"}
-    {"Run dl6c1 with --dynamic-list-data and dlopen on libdl6c.so"
-     "--dynamic-list-data $extralibs" ""
-     {dl6cmain.c} "dl6c1" "dl6b.out"}
-    {"Run dl6d1 with --dynamic-list-data and dlopen on libdl6d.so"
-     "--dynamic-list-data $extralibs" ""
-     {dl6dmain.c} "dl6d1" "dl6b.out"}
-    {"Run with libdata1.so"
-     "tmpdir/libdata1.so" ""
-     {dynbss1.c} "dynbss1" "pass.out"}
-    {"Run with libdata2.so"
-     "tmpdir/libdata2.so" ""
-     {weakdef1.c} "weakdef1" "pass.out"}
-    {"Run with libfunc1.so comm1.o"
-     "tmpdir/libfunc1.so tmpdir/comm1.o" ""
-     {dummy.c} "comm1" "pass.out"}
-    {"Run with comm1.o libfunc1.so"
-     "tmpdir/comm1.o tmpdir/libfunc1.so" ""
-     {dummy.c} "comm1" "pass.out"}
-    {"Run with pr11138-2.c libpr11138-1.so"
-     "--version-script=pr11138-2.map tmpdir/pr11138-2.o tmpdir/libpr11138-1.so" ""
-     {dummy.c} "pr11138a" "pr11138.out"}
-    {"Run with libpr11138-1.so pr11138-2.c"
-     "--version-script=pr11138-2.map tmpdir/libpr11138-1.so tmpdir/pr11138-2.o" ""
-     {dummy.c} "pr11138b" "pr11138.out"}
-    {"Run with pr13250-3.c, libpr13250-1.so and libpr13250-2.so"
-     "--as-needed tmpdir/pr13250-3.o tmpdir/libpr13250-1.so tmpdir/libpr13250-2.so" ""
-     {dummy.c} "pr13250" "pass.out"}
-    {"Run with pr14323-1.c pr14323-2.so"
-     "tmpdir/libpr14323-2.so" ""
-     {pr14323-1.c} "pr14323" "pass.out"}
-    {"Run with pr14862-1.c libpr14862.so"
-     "--as-needed tmpdir/libpr14862-1.o tmpdir/libpr14862.so" ""
-     {dummy.c} "pr14862" "pr14862.out"}
-    {"Link with --add-needed"
-     "tmpdir/libneeded1c.o --add-needed -rpath=tmpdir -Ltmpdir -lneeded1a" ""
-     {dummy.c} "needed1a" "needed1.out"}
-    {"Link with --copy-dt-needed-entries"
-     "tmpdir/libneeded1c.o --copy-dt-needed-entries -rpath=tmpdir -Ltmpdir -lneeded1a" ""
-     {dummy.c} "needed1b" "needed1.out"}
-    {"Run relmain"
-     "--no-as-needed -rpath=tmpdir -Ltmpdir -lrel" ""
-     {relmain.c} "relmain" "relmain.out"}
-    {"Run pr2404"
-     "tmpdir/pr2404b.o tmpdir/libpr2404a.so" ""
-     {dummy.c} "pr2404" "pr2404.out"}
-}
+set run_tests [list \
+    [list "Run normal with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoo.so tmpdir/end.o" "" \
+     {main.c} "normal" "normal.out" ] \
+    [list "Run protected with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoo.so tmpdir/endprotected.o" "" \
+     {main.c} "protected" "normal.out" ] \
+    [list "Run hidden with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoo.so tmpdir/endhidden.o" "" \
+     {main.c} "hidden" "hidden.out" ] \
+    [list "Run normal with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoov.so tmpdir/end.o" "" \
+     {main.c} "normalv" "normal.out" ] \
+    [list "Run warn with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/beginwarn.o tmpdir/libfoov.so" "" \
+     {main.c} "warn" "warn.out" \
+     "" "c" {^.*beginwarn.c:7: warning: function foo is deprecated$} ] \
+    [list "Run protected with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoov.so tmpdir/endprotected.o" "" \
+     {main.c} "protected" "normal.out" ] \
+    [list "Run hidden with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/begin.o tmpdir/libfoov.so tmpdir/endhidden.o" "" \
+     {main.c} "hiddenv" "hidden.out" ] \
+    [list "Run normal libbar.so with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarfoo.so tmpdir/libfoo.so" "" \
+     {main.c} "normal" "normal.out" ] \
+    [list "Run protected libbar.so with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarpfoo.so tmpdir/libfoo.so" "" \
+     {main.c} "protected" "normal.out" ] \
+    [list "Run hidden libbar.so with libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarhfoo.so tmpdir/libfoo.so" "" \
+     {main.c} "hidden" "hidden.out" ] \
+    [list "Run normal libbar.so with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarfoov.so tmpdir/libfoov.so" "" \
+     {main.c} "normal" "normal.out" ] \
+    [list "Run protected libbar.so with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarpfoov.so tmpdir/libfoov.so" "" \
+     {main.c} "protected" "normal.out" ] \
+    [list "Run hidden libbar.so with versioned libfoo.so" \
+     "-Wl,--no-as-needed tmpdir/libbarhfoov.so tmpdir/libfoov.so" "" \
+     {main.c} "hidden" "hidden.out" ] \
+    [list "Run with libdl2a.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2a.so" "" \
+     {dl2main.c} "dl2a" "dl2a.out" ] \
+    [list "Run with libdl2b.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2b.so" "" \
+     {dl2main.c} "dl2b" "dl2b.out" ] \
+    [list "Run with libdl2c.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2c.so" "" \
+     {dl2main.c} "dl2c" "dl2b.out" ] \
+    [list "Run with libdl4a.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4a.so" "" \
+     {dl4main.c} "dl4a" "dl4a.out" ] \
+    [list "Run with libdl4b.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4b.so" "" \
+     {dl4main.c} "dl4b" "dl4a.out" ] \
+    [list "Run with libdl4c.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4c.so" "" \
+     {dl4main.c} "dl4c" "dl4b.out" ] \
+    [list "Run with libdl4d.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4d.so" "" \
+     {dl4main.c} "dl4d" "dl4b.out" ] \
+    [list "Run with libdl4e.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4e.so" "" \
+     {dl4main.c} "dl4e" "dl4a.out" ] \
+    [list "Run with libdl4f.so" \
+     "-Wl,--no-as-needed tmpdir/libdl4f.so" "" \
+     {dl4main.c} "dl4f" "dl4a.out" ] \
+    [list "Run with libdata1.so" \
+     "-Wl,--no-as-needed tmpdir/libdata1.so" "" \
+     {dynbss1.c} "dynbss1" "pass.out" ] \
+    [list "Run with libdata2.so" \
+     "-Wl,--no-as-needed tmpdir/libdata2.so" "" \
+     {weakdef1.c} "weakdef1" "pass.out" ] \
+    [list "Run with libfunc1.so comm1.o" \
+     "-Wl,--no-as-needed tmpdir/libfunc1.so tmpdir/comm1.o" "" \
+     {dummy.c} "comm1" "pass.out" ] \
+    [list "Run with comm1.o libfunc1.so" \
+     "-Wl,--no-as-needed tmpdir/comm1.o tmpdir/libfunc1.so" "" \
+     {dummy.c} "comm1" "pass.out" ] \
+    [list "Run with pr11138-2.c libpr11138-1.so" \
+     "-Wl,--no-as-needed,--version-script=pr11138-2.map tmpdir/pr11138-2.o tmpdir/libpr11138-1.so" "" \
+     {dummy.c} "pr11138a" "pr11138.out" ] \
+    [list "Run with libpr11138-1.so pr11138-2.c" \
+     "-Wl,--no-as-needed,--version-script=pr11138-2.map tmpdir/libpr11138-1.so tmpdir/pr11138-2.o" "" \
+     {dummy.c} "pr11138b" "pr11138.out" ] \
+    [list "Run with pr13250-3.c, libpr13250-1.so and libpr13250-2.so" \
+     "-Wl,--as-needed tmpdir/pr13250-3.o tmpdir/libpr13250-1.so tmpdir/libpr13250-2.so" "" \
+     {dummy.c} "pr13250" "pass.out" ] \
+    [list "Run with pr14323-1.c pr14323-2.so" \
+     "-Wl,--no-as-needed tmpdir/libpr14323-2.so" "" \
+     {pr14323-1.c} "pr14323" "pass.out" ] \
+    [list "Run with pr14862-1.c libpr14862.so" \
+     "-Wl,--as-needed tmpdir/libpr14862-1.o tmpdir/libpr14862.so" "" \
+     {dummy.c} "pr14862" "pr14862.out" ] \
+    [list "Link with --add-needed" \
+     "tmpdir/libneeded1c.o -Wl,--no-as-needed,--add-needed,-rpath=tmpdir,-rpath-link=tmpdir -Ltmpdir -lneeded1a" "" \
+     {dummy.c} "needed1a" "needed1.out" ] \
+    [list "Link with --copy-dt-needed-entries" \
+     "tmpdir/libneeded1c.o -Wl,--no-as-needed,--copy-dt-needed-entries,-rpath=tmpdir,-rpath-link=tmpdir -Ltmpdir -lneeded1a" "" \
+     {dummy.c} "needed1b" "needed1.out" ] \
+    [list "Run relmain" \
+     "-Wl,--no-as-needed,-rpath=tmpdir -Ltmpdir -lrel" "" \
+     {relmain.c} "relmain" "relmain.out" ] \
+    [list "Run pr2404" \
+     "-Wl,--no-as-needed tmpdir/pr2404b.o tmpdir/libpr2404a.so" "" \
+     {dummy.c} "pr2404" "pr2404.out" ] \
+    [list "Run pr18458" \
+     "-Wl,--no-as-needed,-z,now tmpdir/libpr18458a.so tmpdir/libpr18458b.so" "" \
+     {pr18458c.c} "pr18458" "pass.out" ] \
+]
 
 # NetBSD ELF systems do not currently support the .*_array sections.
-run_ld_link_exec_tests [list "*-*-netbsdelf*"] $run_tests
+run_ld_link_exec_tests $run_tests "*-*-netbsdelf*"
+
+# These tests require dlopen support.
+set dlopen_run_tests [list \
+    [list "Run dl1a with --dynamic-list=dl1.list and dlopen on libdl1.so" \
+     "-Wl,--no-as-needed,--dynamic-list=dl1.list $extralibs" "" \
+     {dl1main.c} "dl1a" "dl1.out" ] \
+    [list "Run dl1b with --dynamic-list-data and dlopen on libdl1.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data $extralibs" "" \
+     {dl1main.c} "dl1b" "dl1.out" ] \
+    [list "Run dl6a1 with --dynamic-list-data and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data $extralibs" "" \
+     {dl6amain.c} "dl6a1" "dl6a.out" ] \
+    [list "Run dl6a2 with -Bsymbolic-functions and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,-Bsymbolic-functions $extralibs" "" \
+     {dl6amain.c} "dl6a2" "dl6b.out" ] \
+    [list "Run dl6a3 with -Bsymbolic and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,-Bsymbolic $extralibs" "" \
+     {dl6amain.c} "dl6a3" "dl6b.out" ] \
+    [list "Run dl6a4 with -Bsymbolic --dynamic-list-data and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,-Bsymbolic,--dynamic-list-data $extralibs" "" \
+     {dl6amain.c} "dl6a4" "dl6a.out" ] \
+    [list "Run dl6a5 with -Bsymbolic-functions --dynamic-list-cpp-new and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,-Bsymbolic-functions,--dynamic-list-cpp-new $extralibs" "" \
+     {dl6amain.c} "dl6a5" "dl6b.out" ] \
+    [list "Run dl6a6 with --dynamic-list-cpp-new -Bsymbolic-functions and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,--dynamic-list-cpp-new,-Bsymbolic-functions $extralibs" "" \
+     {dl6amain.c} "dl6a6" "dl6b.out" ] \
+    [list "Run dl6a7 with --dynamic-list-data -Bsymbolic and dlopen on libdl6a.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data,-Bsymbolic $extralibs" "" \
+     {dl6amain.c} "dl6a7" "dl6a.out" ] \
+    [list "Run dl6b1 with --dynamic-list-data and dlopen on libdl6b.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data $extralibs" "" \
+     {dl6bmain.c} "dl6b1" "dl6a.out" ] \
+    [list "Run dl6b2 with dlopen on libdl6b.so" \
+     "-Wl,--no-as-needed $extralibs" "" \
+     {dl6bmain.c} "dl6b2" "dl6b.out" ] \
+    [list "Run dl6c1 with --dynamic-list-data and dlopen on libdl6c.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data $extralibs" "" \
+     {dl6cmain.c} "dl6c1" "dl6b.out" ] \
+    [list "Run dl6d1 with --dynamic-list-data and dlopen on libdl6d.so" \
+     "-Wl,--no-as-needed,--dynamic-list-data $extralibs" "" \
+     {dl6dmain.c} "dl6d1" "dl6b.out" ] \
+]
+
+# Only run them when libdl is available.
+if [check_libdl_available] {
+  # XFAIL on NetBSD ELF systems as they do not currently support the .*_array
+  # sections.
+  run_ld_link_exec_tests $dlopen_run_tests "*-*-netbsdelf*"
+}
 
 # Check --no-add-needed and --no-copy-dt-needed-entries
 set testname "--no-add-needed"
@@ -439,14 +552,14 @@ if { [ regexp "tmpdir/libneeded1b.so: .*: DSO missing" $exec_output ] } {
 }
 set testname "--no-add-needed -shared"
 set exec_output [run_host_cmd "$CC" "-shared tmpdir/libneeded1pic.o -Wl,--no-add-needed,-z,defs -Ltmpdir -lneeded1a"]
-if { [ regexp "undefined reference to `bar'" $exec_output ] } {
+if { [ regexp "undefined reference to `\.?bar'" $exec_output ] } {
     pass $testname
 } {
     fail $testname
 }
 set testname "--no-copy-dt-needed-entries -shared"
 set exec_output [run_host_cmd "$CC" "-shared tmpdir/libneeded1pic.o -Wl,--no-copy-dt-needed-entries,-z,defs -Ltmpdir -lneeded1a"]
-if { [ regexp "undefined reference to `bar'" $exec_output ] } {
+if { [ regexp "undefined reference to `\.?bar'" $exec_output ] } {
     pass $testname
 } {
     fail $testname
@@ -468,10 +581,10 @@ set build_cxx_tests {
    "-shared -Wl,--dynamic-list-cpp-typeinfo" "-fPIC"
    {dl3.cc} {} "libdl3c.so" "c++"}
   {"Build libdnew1a.so with --Bsymbolic-functions --dynamic-list-cpp-new"
-   "-shared -Wl,-Bsymbolic-functions,--dynamic-list-cpp-new" "-fPIC"
+   "-shared -Wl,-Bsymbolic-functions,--dynamic-list-cpp-new" "-fPIC -ansi"
    {del.cc new.cc} {} "libnew1a.so" "c++"}
   {"Build libdnew1b.so with --dynamic-list-data --dynamic-list-cpp-new"
-   "-shared -Wl,--dynamic-list-data,--dynamic-list-cpp-new" "-fPIC"
+   "-shared -Wl,--dynamic-list-data,--dynamic-list-cpp-new" "-fPIC -ansi"
    {del.cc new.cc} {} "libnew1b.so" "c++"}
 }
 
@@ -487,15 +600,15 @@ set run_cxx_tests {
      "-Wl,--no-as-needed tmpdir/libdl3c.so" ""
      {dl3main.cc} "dl3c" "dl3a.out" "" "c++"}
     {"Run with libnew1a.so"
-     "tmpdir/libnew1a.so" ""
-     {dl5.cc} "dl5a" "dl5.out" "" "c++"}
+     "-Wl,--no-as-needed tmpdir/libnew1a.so" ""
+     {dl5.cc} "dl5a" "dl5.out" "-ansi" "c++"}
     {"Run with libnew1b.so"
-     "tmpdir/libnew1b.so" ""
-     {dl5.cc} "dl5b" "dl5.out" "" "c++"}
+     "-Wl,--no-as-needed tmpdir/libnew1b.so" ""
+     {dl5.cc} "dl5b" "dl5.out" "-ansi" "c++"}
 }
 
 run_cc_link_tests $build_cxx_tests
-run_ld_link_exec_tests [] $run_cxx_tests
+run_ld_link_exec_tests $run_cxx_tests
 
 if { [istarget *-*-linux*]
      || [istarget *-*-nacl*]
@@ -509,16 +622,151 @@ if { [istarget *-*-linux*]
 	    {} \
 	    "libpr2404b.a" \
 	] \
+	[list \
+	    "Build pr19579a.o" \
+	    "" "-fPIE" \
+	    {pr19579a.c} \
+	    {} \
+	    "libpr19579a.a" \
+	] \
+	[list \
+	    "Build libpr19579.so" \
+	    "-shared" \
+	    "-fPIC" \
+	    {pr19579b.c} \
+	    {} \
+	    "libpr19579.so" \
+	] \
     ]
-    run_ld_link_exec_tests [] [list \
+    run_ld_link_exec_tests [list \
 	[list \
 	    "Run pr2404 with PIE" \
-	    "-pie tmpdir/pr2404b.o tmpdir/libpr2404a.so" \
+	    "-pie -Wl,--no-as-needed tmpdir/pr2404b.o tmpdir/libpr2404a.so" \
 	    "" \
 	    { dummy.c } \
 	    "pr2404pie" \
 	    "pr2404.out" \
 	    "-fPIE" \
 	] \
+	[list \
+	    "Run pr18718" \
+	    "" \
+	    "" \
+	    { pr18718.c check-ptr-eq.c } \
+	    "pr18718" \
+	    "pass.out" \
+	    "-O2 -I../bfd" \
+	] \
+	[list \
+	    "Run pr18718 with PIE (1)" \
+	    "-pie" \
+	    "" \
+	    { pr18718.c check-ptr-eq.c } \
+	    "pr18718pie1" \
+	    "pass.out" \
+	    "-O2 -fPIE -I../bfd" \
+	] \
+	[list \
+	    "Run pr18718 with PIE (2)" \
+	    "" \
+	    "" \
+	    { pr18718.c check-ptr-eq.c } \
+	    "pr18718pie2" \
+	    "pass.out" \
+	    "-O2 -fPIE -I../bfd" \
+	] \
+	[list \
+	    "Run pr18718 with PIC (1)" \
+	    "" \
+	    "" \
+	    { pr18718.c check-ptr-eq.c } \
+	    "pr18718pic1" \
+	    "pass.out" \
+	    "-O2 -fPIC -I../bfd" \
+	] \
+	[list \
+	    "Run pr18718 with PIC (2)" \
+	    "-pie" \
+	    "" \
+	    { pr18718.c check-ptr-eq.c } \
+	    "pr18718pic2" \
+	    "pass.out" \
+	    "-O2 -fPIC -I../bfd" \
+	] \
+	[list \
+	    "Run pr19579" \
+	    "-pie -Wl,--no-as-needed,-z,text tmpdir/pr19579a.o tmpdir/libpr19579.so" \
+	    "" \
+	    {dummy.c} \
+	    "pr19579" \
+	    "pass.out" \
+	    "-fPIE" \
+	] \
     ]
 }
+
+proc mix_pic_and_non_pic {xfails cflags ldflags exe} {
+    run_cc_link_tests [list \
+	[list \
+	    "Build libpr19719a.so" \
+	    "-shared -Wl,-soname,libpr19719.so" \
+	    "-fPIC" \
+	    { pr19719d.c } \
+	    {} \
+	    "libpr19719a.so" \
+	] \
+	[list \
+	    "Build libpr19719b.so" \
+	    "-shared -Wl,-soname,libpr19719.so" \
+	    "-fPIC" \
+	    { dummy.c } \
+	    {} \
+	    "libpr19719b.so" \
+	] \
+	[list \
+	    "Build libpr19719b.o" \
+	    "-r -nostdlib" \
+	    "-fPIC" \
+	    { pr19719b.c } \
+	    {} \
+	    "libpr19719b.o" \
+	] \
+    ]
+
+    send_log "cp tmpdir/libpr19719b.so tmpdir/libpr19719.so\n"
+    exec cp tmpdir/libpr19719b.so tmpdir/libpr19719.so
+
+    run_ld_link_exec_tests [list \
+	[list \
+	    "Run $exe fun defined" \
+	    "-Wl,--no-as-needed,-rpath,tmpdir $ldflags tmpdir/libpr19719b.o tmpdir/libpr19719.so" \
+	    "" \
+	    { pr19719a.c pr19719c.c } \
+	    $exe \
+	    "pass.out" \
+	    "$cflags" \
+	] \
+    ]
+
+    send_log "cp tmpdir/libpr19719a.so tmpdir/libpr19719.so\n"
+    exec cp tmpdir/libpr19719a.so tmpdir/libpr19719.so
+
+    foreach targ $xfails {
+	setup_xfail $targ
+    }
+
+    if ![isnative] {
+	unsupported "Run $exe fun undefined"
+	return
+    }
+
+    set exec_output [run_host_cmd "tmpdir/$exe" ""]
+    if {![string match "PASS" $exec_output]} {
+	fail "Run $exe fun undefined"
+    } else {
+	pass "Run $exe fun undefined"
+    }
+}
+
+mix_pic_and_non_pic [list "arm*-*-*" "aarch64*-*-*"] "" "" "pr19719"
+mix_pic_and_non_pic [] "-fPIE" "-pie" "pr19719pie"