]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blobdiff - ld/testsuite/ld-elf/shared.exp
Emit a warning when -z relro is unsupported
[thirdparty/binutils-gdb.git] / ld / testsuite / ld-elf / shared.exp
index fc19bc056b98a23c82e1e8419a0f910220958f8d..8f4ed71de5576a907fc658ef6eb93fc0a5dbd383 100644 (file)
@@ -1,5 +1,5 @@
 # Expect script for various ELF tests.
-#   Copyright (C) 2006-2019 Free Software Foundation, Inc.
+#   Copyright (C) 2006-2020 Free Software Foundation, Inc.
 #
 # This file is part of the GNU Binutils.
 #
@@ -31,9 +31,6 @@ if ![check_shared_lib_support] {
     return
 }
 
-# Add $NOPIE_CFLAGS and $NOPIE_LDFLAGS if non-PIE is required.
-global NOPIE_CFLAGS NOPIE_LDFLAGS
-
 set old_ASFLAGS $ASFLAGS
 
 # This target requires extra GAS options when building code for shared
@@ -46,7 +43,7 @@ if [istarget "tic6x-*-*"] {
     append AFLAGS_PIC " -mpic -mpid=near"
 }
 if [istarget "sparc*-*-*"] {
-    append AFLAGS_PIC " -K PIC"
+    append AFLAGS_PIC " -K PIC -Av9"
 }
 
 # GAS options to disable program property note.
@@ -337,6 +334,38 @@ if { [check_gc_sections_available] } {
            "pr22150" \
        ] \
     ]
+
+    switch -glob $target_triplet {
+       # exclude targets that don't support copy relocs
+       bfin-*-* { }
+       frv-*-* { }
+       lm32-*-* { }
+       mips*-*-* { }
+       tic6x-*-* { }
+       xtensa-*-* { }
+       default {
+           run_ld_link_tests [list \
+               [list \
+                    "Build pr25458.so" \
+                    "$LFLAGS -shared --version-script=pr25458.map" \
+                    "" \
+                    "$AFLAGS_PIC" \
+                    {pr25458b.s} \
+                    {} \
+                    "pr25458.so" \
+               ] \
+               [list \
+                    "Build pr25458" \
+                    "$LFLAGS -e _start --gc-sections" \
+                    "tmpdir/pr25458.so" \
+                    "$AFLAGS_PIC" \
+                    {pr25458a.s} \
+                    {{readelf {--dyn-sym --wide} pr25458.rd}} \
+                    "pr25458" \
+               ] \
+           ]
+       }
+    }
 }
 
 set ASFLAGS $old_ASFLAGS
@@ -358,14 +387,14 @@ run_ld_link_tests [list \
 ] "bfin-*-*"
 
 # Targets that use _bfd_generic_link_add_symbols won't pass pr21703 tests
-# Not will hppa64 with dot-symbols.
+# Nor will hppa64 with dot-symbols.
 run_ld_link_tests [list \
     [list "PR ld/21703 shared" \
-       "-shared --allow-multiple-definition --version-script pr21703.ver\
+       "$LFLAGS -shared --allow-multiple-definition --version-script pr21703.ver\
         tmpdir/pr21703-3.o tmpdir/pr21703-4.o" "" "$AFLAGS_PIC" \
        {pr21703-3.s pr21703-4.s} {{readelf {--dyn-syms} pr21703-shared.sd}} \
        "pr21703.so" ] \
-] "d30v-*-*" "dlx-*-*" "pj-*-*" "hppa64-*-*" "xgate-*-*"
+] \[is_generic\] hppa64-*-*
 
 # This target requires extra GAS options when building non-PIC code
 # for linking with shared libraries.
@@ -425,34 +454,32 @@ run_ld_link_tests [list \
        {pr20995b.s} {} "pr20995.so"] \
 ]
 
-# xfail on arm*-*-eabi*.  The list can be enlarged to those targets that
-# don't support GNU_RELRO.  For more details, please see discussions at:
-#   https://sourceware.org/ml/binutils/2017-01/msg00441.html
-run_ld_link_tests [list \
-    [list "Build pr20995-2.so" \
-       "-shared -z relro" "" "$AFLAGS_PIC" \
-       {pr20995c.s} {{readelf {-l --wide} pr20995-2so.r}} "pr20995-2.so"] \
-] "tic6x-*-*" "arm*-*-eabi*" "hppa*64*-*-hpux*" "aarch64*-*-elf*"
-
 # These targets don't copy dynamic variables into .bss.
 setup_xfail "alpha-*-*" "bfin-*-*" "ia64-*-*" "xtensa-*-*"
 # or don't have .data.rel.ro
-setup_xfail "hppa*64*-*-hpux*"
+setup_xfail "hppa*64*-*-hpux*" "tic6x-*-*"
 run_ld_link_tests [list \
     [list \
        "pr20995" \
        "$LFLAGS" "tmpdir/pr20995.so" "$AFLAGS_NONPIC" \
        {pr20995a.s} {{readelf {-S --wide} pr20995.r}} "pr20995"]]
 
-# xfail on arm*-*-eabi* is particularly because of no support of GNU_RELRO.
-# Please see the link above for details.
-setup_xfail "alpha-*-*" "bfin-*-*" "ia64-*-*" "xtensa-*-*" "arm*-*-eabi*"
-setup_xfail "hppa*64*-*-hpux*" "aarch64*-*-elf*"
+# xfail on targets that don't support GNU_RELRO.
+#   For more details, please see discussions at:
+#   https://sourceware.org/ml/binutils/2017-01/msg00441.html
+run_ld_link_tests [list \
+    [list "Build pr20995-2.so" \
+       "-shared -z relro" "" "$AFLAGS_PIC" \
+       {pr20995c.s} {{readelf {-l --wide} pr20995-2so.r}} "pr20995-2.so"] \
+] {![check_relro_support]}
+
+setup_xfail alpha-*-* xtensa-*-*
 run_ld_link_tests [list \
     [list \
        "pr20995-2" \
        "$LFLAGS" "tmpdir/pr20995-2.so" "$AFLAGS_NONPIC" \
-       {pr20995a.s} {{readelf {-S --wide} pr20995.r}} "pr20995-2"]]
+       {pr20995a.s} {{readelf {-S --wide} pr20995.r}} "pr20995-2"]
+] {![check_relro_support]}
 
 run_ld_link_tests [list \
     [list "Build pr22374 shared library" \
@@ -496,7 +523,7 @@ if { [istarget *-*-linux*]
 }
 
 # Check to see if the C compiler works
-if { [which $CC] == 0 } {
+if { ![check_compiler_available] } {
     return
 }
 
@@ -564,6 +591,30 @@ set build_tests {
   {"Build libdl2c.so with --dynamic-list-data and dl2xxx.list"
    "-shared -Wl,--dynamic-list-data,--dynamic-list=dl2xxx.list" "-fPIC"
    {dl2.c dl2xxx.c} {} "libdl2c.so"}
+  {"Build libdl2d.so with --dynamic-list-data -Bsymbolic"
+   "-shared -Wl,-Bsymbolic,--dynamic-list-data" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2d.so"}
+  {"Build libdl2e.so with --export-dynamic-symbol=foo"
+   "-shared -Wl,--export-dynamic-symbol=foo" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2e.so"}
+  {"Build libdl2f.so with --dynamic-list=dlempty.list and --export-dynamic-symbol=foo"
+   "-shared -Wl,--dynamic-list=dlempty.list,--export-dynamic-symbol=foo" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2f.so"}
+  {"Build libdl2g.so with --export-dynamic-symbol-list=dl2.list"
+   "-shared -Wl,--export-dynamic-symbol-list=dl2.list" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2g.so"}
+  {"Build libdl2h.so with --dynamic-list=dlempty.list and --export-dynamic-symbol-list=dl2.list"
+   "-shared -Wl,--dynamic-list=dlempty.list,--export-dynamic-symbol-list=dl2.list" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2h.so"}
+  {"Build libdl2i.so with -Bsymbolic and --export-dynamic-symbol=foo"
+   "-shared -Wl,-Bsymbolic,--export-dynamic-symbol=foo" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2i.so"}
+  {"Build libdl2j.so with -Bsymbolic and --export-dynamic-symbol-list=dl2.list"
+   "-shared -Wl,-Bsymbolic,--export-dynamic-symbol-list=dl2.list" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2j.so"}
+  {"Build libdl2k.so with --export-dynamic-symbol-list=dl2.list and -Bsymbolic"
+   "-shared -Wl,--export-dynamic-symbol-list=dl2.list,-Bsymbolic" "-fPIC"
+   {dl2.c dl2xxx.c} {} "libdl2k.so"}
   {"Build libdl4a.so with --dynamic-list=dl4.list"
    "-shared -Wl,--dynamic-list=dl4.list" "-fPIC"
    {dl4.c dl4xxx.c} {} "libdl4a.so"}
@@ -601,7 +652,7 @@ set build_tests {
    "-shared" "-fPIC"
    {data2.c} {} "libdata2.so"}
   {"Build libcomm1.o"
-   "-r -nostdlib" ""
+   "-r -nostdlib" "-fcommon"
    {comm1.c} {} "libcomm1.o"}
   {"Build libfunc1.so"
    "-shared" "-fPIC"
@@ -632,16 +683,16 @@ set build_tests {
    "-r -nostdlib" ""
    {pr11138-2.c} {} "libpr11138-2.o"}
   {"Build pr13250-1.so"
-   "-shared" "-fPIC"
+   "-shared" "-fPIC -fcommon"
    {pr13250-1.c} {} "libpr13250-1.so"}
   {"Build pr13250-2.so with libpr13250-1.so"
-   "-shared -Wl,--no-as-needed tmpdir/libpr13250-1.so" "-fPIC"
+   "-shared -Wl,--no-as-needed tmpdir/libpr13250-1.so" "-fPIC -fcommon"
    {pr13250-2.c} {} "libpr13250-2.so"}
   {"Build libpr13250-3.o"
-   "-r -nostdlib" ""
+   "-r -nostdlib" "-fcommon"
    {pr13250-3.c} {} "libpr13250-3.o"}
   {"Build libpr14323-2.so"
-   "-shared" "-fPIC"
+   "-shared" "-fPIC -fcommon"
    {pr14323-2.c} {} "libpr14323-2.so"}
   {"Build pr14862-1.o"
    "-r -nostdlib" ""
@@ -777,10 +828,29 @@ append build_tests {
 
 run_cc_link_tests $build_tests
 
+run_cc_link_tests [list \
+    [list \
+       "Build pr26094-1.so" \
+       "-shared -Wl,--version-script=pr26094-1.ver" \
+       "-fPIC" \
+       {pr26094-1a.c} \
+       {{readelf {--dyn-syms --wide} pr26094-1a.rd}} \
+       "pr26094-1.so" \
+    ] \
+    [list \
+       "Build pr26094-1" \
+       "-Wl,--no-as-needed tmpdir/pr26094-1.so" \
+       "-fcommon" \
+       {pr26094-1b.c pr26094-1c.c} \
+       {{readelf {--dyn-syms --wide} pr26094-1b.rd}} \
+       "pr26094-1" \
+    ] \
+]
+
 run_ld_link_tests [list \
     [list \
-       "Build pr22269-1" \
-       "-pie -e _start --no-dynamic-linker -z text" \
+       "pr22269-1 (static pie undefined weak)" \
+       "-pie -e _start --no-dynamic-linker -z text -z nocombreloc " \
        "" \
        "$AFLAGS_PIC" \
        { pr22269-1.c } \
@@ -840,24 +910,48 @@ set run_tests [list \
     [list "Run with libdl2c.so" \
      "-Wl,--no-as-needed tmpdir/libdl2c.so" "" \
      {dl2main.c} "dl2c" "dl2b.out" ] \
+    [list "Run with libdl2d.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2d.so" "" \
+     {dl2main.c} "dl2d" "dl2a.out" ] \
+    [list "Run with libdl2e.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2e.so" "" \
+     {dl2main.c} "dl2e" "dl2b.out" ] \
+    [list "Run with libdl2f.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2f.so" "" \
+     {dl2main.c} "dl2f" "dl2a.out" ] \
+    [list "Run with libdl2g.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2g.so" "" \
+     {dl2main.c} "dl2g" "dl2b.out" ] \
+    [list "Run with libdl2h.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2h.so" "" \
+     {dl2main.c} "dl2h" "dl2a.out" ] \
+    [list "Run with libdl2i.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2i.so" "" \
+     {dl2main.c} "dl2i" "dl2a.out" ] \
+    [list "Run with libdl2j.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2j.so" "" \
+     {dl2main.c} "dl2j" "dl2a.out" ] \
+    [list "Run with libdl2k.so" \
+     "-Wl,--no-as-needed tmpdir/libdl2k.so" "" \
+     {dl2main.c} "dl2k" "dl2a.out" ] \
     [list "Run with libdl4a.so" \
      "-Wl,--no-as-needed tmpdir/libdl4a.so" "" \
-     {dl4main.c} "dl4a" "dl4a.out" ] \
+     {dl4main.c} "dl4a" "dl4a.out" "-fPIC"] \
     [list "Run with libdl4b.so" \
      "-Wl,--no-as-needed tmpdir/libdl4b.so" "" \
-     {dl4main.c} "dl4b" "dl4a.out" ] \
+     {dl4main.c} "dl4b" "dl4a.out" "-fPIC"] \
     [list "Run with libdl4c.so" \
      "-Wl,--no-as-needed tmpdir/libdl4c.so" "" \
-     {dl4main.c} "dl4c" "dl4b.out" ] \
+     {dl4main.c} "dl4c" "dl4b.out" "-fPIC"] \
     [list "Run with libdl4d.so" \
      "-Wl,--no-as-needed tmpdir/libdl4d.so" "" \
-     {dl4main.c} "dl4d" "dl4b.out" ] \
+     {dl4main.c} "dl4d" "dl4b.out" "-fPIC"] \
     [list "Run with libdl4e.so" \
      "-Wl,--no-as-needed tmpdir/libdl4e.so" "" \
-     {dl4main.c} "dl4e" "dl4a.out" ] \
+     {dl4main.c} "dl4e" "dl4a.out" "-fPIC"] \
     [list "Run with libdl4f.so" \
      "-Wl,--no-as-needed tmpdir/libdl4f.so" "" \
-     {dl4main.c} "dl4f" "dl4a.out" ] \
+     {dl4main.c} "dl4f" "dl4a.out" "-fPIC"] \
     [list "Run with libdata1.so" \
      "-Wl,--no-as-needed tmpdir/libdata1.so" "" \
      {dynbss1.c} "dynbss1" "pass.out" ] \
@@ -877,7 +971,7 @@ set run_tests [list \
      "-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" "" \
+     "-Wl,--as-needed tmpdir/pr13250-3.o tmpdir/libpr13250-1.so tmpdir/libpr13250-2.so" "-fcommon" \
      {dummy.c} "pr13250" "pass.out" ] \
     [list "Run with pr14323-1.c pr14323-2.so" \
      "-Wl,--no-as-needed tmpdir/libpr14323-2.so" "" \
@@ -954,7 +1048,7 @@ set dlopen_run_tests [list \
      {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" ] \
+     {dl6dmain.c} "dl6d1" "dl6a.out" ] \
     [list "Run pr21964-2" \
      "-Wl,--no-as-needed,-rpath,tmpdir tmpdir/pr21964-2a.so $extralibs" "" \
      {pr21964-2c.c} "pr21964-2" "pass.out" ] \
@@ -1059,7 +1153,7 @@ if { [istarget *-*-linux*]
        ] \
        [list \
            "Build pr19579a.o" \
-           "" "-fPIE" \
+           "" "-fPIE -fcommon" \
            {pr19579a.c} \
            {} \
            "libpr19579a.a" \
@@ -1067,7 +1161,7 @@ if { [istarget *-*-linux*]
        [list \
            "Build libpr19579.so" \
            "-shared" \
-           "-fPIC" \
+           "-fPIC -fcommon" \
            {pr19579b.c} \
            {} \
            "libpr19579.so" \
@@ -1075,7 +1169,7 @@ if { [istarget *-*-linux*]
        [list \
            "Build libpr19579now.so" \
            "-shared -Wl,-z,now" \
-           "-fPIC" \
+           "-fPIC -fcommon" \
            {pr19579b.c} \
            {} \
            "libpr19579.so" \
@@ -1428,7 +1522,7 @@ if { ([istarget "*-*-linux*"]
            { pr23161a.c } \
            {{readelf {--dyn-syms -rW} pr23161a.rd}} \
            "libpr23161a.so" \
-           "-fPIC -O2" \
+           "-fPIC -O2 $NOSANTIZE_CFLAGS" \
        ] \
        [list \
            "Build pr23161a" \
@@ -1438,7 +1532,7 @@ if { ([istarget "*-*-linux*"]
            { pr23161b.c } \
            {{readelf {--dyn-syms -rW} pr23161b.rd}} \
            "pr23161a" \
-           "-fPIC -O0" \
+           "-fPIC -O0 $NOSANTIZE_CFLAGS" \
        ] \
        [list \
            "Build libpr23161b.so" \
@@ -1448,7 +1542,7 @@ if { ([istarget "*-*-linux*"]
            { pr23161a.c } \
            {{readelf {--dyn-syms -rW} pr23161a.rd}} \
            "libpr23161b.so" \
-           "-fPIC -O2" \
+           "-fPIC -O2 $NOSANTIZE_CFLAGS" \
        ] \
        [list \
            "Build pr23161b" \
@@ -1458,7 +1552,7 @@ if { ([istarget "*-*-linux*"]
            { pr23161b.c } \
            {{readelf {--dyn-syms -rW} pr23161b.rd}} \
            "pr23161b" \
-           "-fPIC -O0" \
+           "-fPIC -O0 $NOSANTIZE_CFLAGS" \
        ] \
     ]
 }
@@ -1474,7 +1568,7 @@ if { [istarget "i?86-*-*"]
            { pr23161c.c } \
            {{readelf {--dyn-syms -rW} pr23161c.rd}} \
            "libpr23161c.so" \
-           "-fPIC -O2" \
+           "-fPIC -O2 $NOSANTIZE_CFLAGS" \
        ] \
        [list \
            "Build pr23161c" \
@@ -1484,7 +1578,7 @@ if { [istarget "i?86-*-*"]
            { pr23161b.c } \
            {{readelf {--dyn-syms -rW} pr23161d.rd}} \
            "pr23161c" \
-           "-fPIC -O0" \
+           "-fPIC -O0 $NOSANTIZE_CFLAGS" \
        ] \
     ]
 }