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[binutils-gdb] is_underscore_target for ld-elf tests


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=bdd32e03c5e87bd38e63e9cc3fd35375241db58f

commit bdd32e03c5e87bd38e63e9cc3fd35375241db58f
Author: Alan Modra <amodra@gmail.com>
Date:   Sun Jun 18 09:19:34 2017 +0930

    is_underscore_target for ld-elf tests
    
    and correct targ_underscore in config.bfd
    
    bfd/
    	* config.bfd: Correct targ_underscore for epiphany, ip2k,
    	m32c, mn10200, pru, rl78, rx, crisv32 and v850.
    ld/
    	* testsuite/lib/ld-lib.exp (is_underscore_target): New.
    	* testsuite/ld-elf/elf.exp (ASFLAGS): Define UNDERSCORE.
    	* testsuite/ld-elf/pr21562a.s: If UNDERSCORE defined,
    	reference sym with prefix.
    	* testsuite/ld-elf/pr21562b.s: Likewise.
    	* testsuite/ld-elf/sizeof.s: Likewise.
    	* testsuite/ld-elf/startof.s: Likewise.
    	* testsuite/ld-elf/pr14156a.d: Adjust for extra symbols.
    	* testsuite/ld-elf/pr21562a.d: Remove underscore target from
    	xfails, and match prefixed symbol.
    	* testsuite/ld-elf/pr21562b.d: Likewise.
    	* testsuite/ld-elf/pr21562c.d: Likewise.
    	* testsuite/ld-elf/pr21562d.d: Likewise.
    	* testsuite/ld-elf/pr21562e.d: Likewise.
    	* testsuite/ld-elf/pr21562f.d: Likewise.
    	* testsuite/ld-elf/pr21562g.d: Likewise.
    	* testsuite/ld-elf/pr21562h.d: Likewise.
    	* testsuite/ld-elf/pr21562i.d: Likewise.
    	* testsuite/ld-elf/pr21562j.d: Likewise.
    	* testsuite/ld-elf/pr21562k.d: Likewise.
    	* testsuite/ld-elf/pr21562l.d: Likewise.
    	* testsuite/ld-elf/pr21562m.d: Likewise.
    	* testsuite/ld-elf/pr21562n.d: Likewise.
    	* testsuite/ld-elf/sizeofa.d: Likewise.
    	* testsuite/ld-elf/sizeofb.d: Likewise.
    	* testsuite/ld-elf/sizeofc.d: Likewise.
    	* testsuite/ld-elf/startofa.d: Likewise.
    	* testsuite/ld-elf/startofb.d: Likewise.
    	* testsuite/ld-elf/startofc.d: Likewise.

Diff:
---
 bfd/ChangeLog                  |  5 +++++
 bfd/config.bfd                 | 17 ++++++++++++++---
 ld/ChangeLog                   | 32 ++++++++++++++++++++++++++++++++
 ld/testsuite/ld-elf/elf.exp    |  4 ++++
 ld/testsuite/ld-elf/pr14156a.d |  1 +
 ld/testsuite/ld-elf/pr21562a.d |  6 +-----
 ld/testsuite/ld-elf/pr21562a.s |  4 ++++
 ld/testsuite/ld-elf/pr21562b.d |  6 +-----
 ld/testsuite/ld-elf/pr21562b.s |  4 ++++
 ld/testsuite/ld-elf/pr21562c.d |  6 +-----
 ld/testsuite/ld-elf/pr21562d.d |  6 +-----
 ld/testsuite/ld-elf/pr21562e.d |  6 +-----
 ld/testsuite/ld-elf/pr21562f.d |  6 +-----
 ld/testsuite/ld-elf/pr21562g.d |  6 +-----
 ld/testsuite/ld-elf/pr21562h.d |  6 +-----
 ld/testsuite/ld-elf/pr21562i.d |  6 +-----
 ld/testsuite/ld-elf/pr21562j.d |  6 +-----
 ld/testsuite/ld-elf/pr21562k.d |  6 +-----
 ld/testsuite/ld-elf/pr21562l.d |  6 +-----
 ld/testsuite/ld-elf/pr21562m.d |  6 +-----
 ld/testsuite/ld-elf/pr21562n.d |  6 +-----
 ld/testsuite/ld-elf/sizeof.s   |  4 ++++
 ld/testsuite/ld-elf/sizeofa.d  |  7 +------
 ld/testsuite/ld-elf/sizeofb.d  |  6 +-----
 ld/testsuite/ld-elf/sizeofc.d  |  2 +-
 ld/testsuite/ld-elf/startof.s  |  4 ++++
 ld/testsuite/ld-elf/startofa.d |  9 ++-------
 ld/testsuite/ld-elf/startofb.d |  6 +-----
 ld/testsuite/ld-elf/startofc.d |  2 +-
 ld/testsuite/lib/ld-lib.exp    | 19 +++++++++++++++++++
 30 files changed, 112 insertions(+), 98 deletions(-)

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index c51dffc..f2f9b45 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2017-06-18  Alan Modra  <amodra@gmail.com>
+
+	* config.bfd: Correct targ_underscore for epiphany, ip2k,
+	m32c, mn10200, pru, rl78, rx, crisv32 and v850.
+
 2017-06-16  Nick Clifton  <nickc@redhat.com>
 
 	* elflink.c (bfd_elf_size_dynsym_hash_dynstr): Do not fail if the
diff --git a/bfd/config.bfd b/bfd/config.bfd
index d0b509d..f8a26f4 100644
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -500,10 +500,15 @@ case "${targ}" in
     targ_underscore=yes
     ;;
 
-  cris-*-* | crisv32-*-*)
+  cris-*-*)
+    targ_defvec=cris_aout_vec
+    targ_selvecs="cris_elf32_us_vec cris_elf32_vec ieee_vec"
+    targ_underscore=yes
+    ;;
+
+  crisv32-*-*)
     targ_defvec=cris_aout_vec
     targ_selvecs="cris_elf32_us_vec cris_elf32_vec ieee_vec"
-    targ_underscore=yes # Note: not true for cris_elf32_vec.
     ;;
 
   crx-*-elf*)
@@ -526,6 +531,7 @@ case "${targ}" in
 
   epiphany-*-*)
     targ_defvec=epiphany_elf32_vec
+    targ_underscore=yes
     ;;
 
   fido-*-elf* )
@@ -913,6 +919,7 @@ case "${targ}" in
 
   ip2k-*-elf)
     targ_defvec=ip2k_elf32_vec
+    targ_underscore=yes
     ;;
 
   iq2000-*-elf)
@@ -931,6 +938,7 @@ case "${targ}" in
 
   m32c-*-elf | m32c-*-rtems*)
     targ_defvec=m32c_elf32_vec
+    targ_underscore=yes
     ;;
 
   m32r*le-*-linux*)
@@ -1231,6 +1239,7 @@ case "${targ}" in
 #endif
   mn10200-*-*)
     targ_defvec=mn10200_elf32_vec
+    targ_underscore=yes
     ;;
 
   mn10300-*-*)
@@ -1435,7 +1444,6 @@ case "${targ}" in
 
   pru-*-*)
     targ_defvec=pru_elf32_vec
-    targ_underscore=yes
     ;;
 
 #ifdef BFD64
@@ -1453,11 +1461,13 @@ case "${targ}" in
 
   rl78-*-elf)
     targ_defvec=rl78_elf32_vec
+    targ_underscore=yes
     ;;
 
   rx-*-elf)
     targ_defvec=rx_elf32_le_vec
     targ_selvecs="rx_elf32_be_vec rx_elf32_le_vec rx_elf32_be_ns_vec"
+    targ_underscore=yes
     ;;
 
   s390-*-linux*)
@@ -1767,6 +1777,7 @@ case "${targ}" in
   v850*-*-*)
     targ_defvec=v850_elf32_vec
     targ_selvecs="v800_elf32_vec"
+    targ_underscore=yes
     ;;
 
   vax-*-netbsdelf*)
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 583a936..b16551f 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,35 @@
+2017-06-18  Alan Modra  <amodra@gmail.com>
+
+	* testsuite/lib/ld-lib.exp (is_underscore_target): New.
+	* testsuite/ld-elf/elf.exp (ASFLAGS): Define UNDERSCORE.
+	* testsuite/ld-elf/pr21562a.s: If UNDERSCORE defined,
+	reference sym with prefix.
+	* testsuite/ld-elf/pr21562b.s: Likewise.
+	* testsuite/ld-elf/sizeof.s: Likewise.
+	* testsuite/ld-elf/startof.s: Likewise.
+	* testsuite/ld-elf/pr14156a.d: Adjust for extra symbols.
+	* testsuite/ld-elf/pr21562a.d: Remove underscore target from
+	xfails, and match prefixed symbol.
+	* testsuite/ld-elf/pr21562b.d: Likewise.
+	* testsuite/ld-elf/pr21562c.d: Likewise.
+	* testsuite/ld-elf/pr21562d.d: Likewise.
+	* testsuite/ld-elf/pr21562e.d: Likewise.
+	* testsuite/ld-elf/pr21562f.d: Likewise.
+	* testsuite/ld-elf/pr21562g.d: Likewise.
+	* testsuite/ld-elf/pr21562h.d: Likewise.
+	* testsuite/ld-elf/pr21562i.d: Likewise.
+	* testsuite/ld-elf/pr21562j.d: Likewise.
+	* testsuite/ld-elf/pr21562k.d: Likewise.
+	* testsuite/ld-elf/pr21562l.d: Likewise.
+	* testsuite/ld-elf/pr21562m.d: Likewise.
+	* testsuite/ld-elf/pr21562n.d: Likewise.
+	* testsuite/ld-elf/sizeofa.d: Likewise.
+	* testsuite/ld-elf/sizeofb.d: Likewise.
+	* testsuite/ld-elf/sizeofc.d: Likewise.
+	* testsuite/ld-elf/startofa.d: Likewise.
+	* testsuite/ld-elf/startofb.d: Likewise.
+	* testsuite/ld-elf/startofc.d: Likewise.
+
 2017-06-16  Alan Modra  <amodra@gmail.com>
 
 	PR ld/20022
diff --git a/ld/testsuite/ld-elf/elf.exp b/ld/testsuite/ld-elf/elf.exp
index f889070..80a8c42 100644
--- a/ld/testsuite/ld-elf/elf.exp
+++ b/ld/testsuite/ld-elf/elf.exp
@@ -178,6 +178,10 @@ if { [check_shared_lib_support] } then {
 	    {pr20995a.s} {{readelf {-S --wide} pr20995.r}} "pr20995-2"]]
 }
 
+if [is_underscore_target] {
+    set ASFLAGS "$ASFLAGS --defsym UNDERSCORE=1"
+}
+
 set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
 foreach t $test_list {
     # We need to strip the ".d", but can leave the dirname.
diff --git a/ld/testsuite/ld-elf/pr14156a.d b/ld/testsuite/ld-elf/pr14156a.d
index efdc846..ffc6bfc 100644
--- a/ld/testsuite/ld-elf/pr14156a.d
+++ b/ld/testsuite/ld-elf/pr14156a.d
@@ -10,6 +10,7 @@
 #...
 [0-9a-f]+ T foo
 [0-9a-f]+ t foo1
+#...
 [0-9a-f]+ t foo2
 [0-9a-f]+ t foo3
 [0-9a-f]+ t last
diff --git a/ld/testsuite/ld-elf/pr21562a.d b/ld/testsuite/ld-elf/pr21562a.d
index 1f57569..ecf013f 100644
--- a/ld/testsuite/ld-elf/pr21562a.d
+++ b/ld/testsuite/ld-elf/pr21562a.d
@@ -3,14 +3,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562a.s b/ld/testsuite/ld-elf/pr21562a.s
index ec36da4..a9ac1fb 100644
--- a/ld/testsuite/ld-elf/pr21562a.s
+++ b/ld/testsuite/ld-elf/pr21562a.s
@@ -5,4 +5,8 @@
         .data
         .type   bar, %object
 bar:
+  .ifdef UNDERSCORE
+        .dc.a   ___start_scnfoo
+  .else
         .dc.a   __start_scnfoo
+  .endif
diff --git a/ld/testsuite/ld-elf/pr21562b.d b/ld/testsuite/ld-elf/pr21562b.d
index dd28b66..063a141 100644
--- a/ld/testsuite/ld-elf/pr21562b.d
+++ b/ld/testsuite/ld-elf/pr21562b.d
@@ -3,14 +3,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562b.s b/ld/testsuite/ld-elf/pr21562b.s
index 1732ee2..d79694c 100644
--- a/ld/testsuite/ld-elf/pr21562b.s
+++ b/ld/testsuite/ld-elf/pr21562b.s
@@ -5,4 +5,8 @@
         .data
         .type   bar, %object
 bar:
+  .ifdef UNDERSCORE
+        .dc.a   ___stop_scnfoo
+  .else
         .dc.a   __stop_scnfoo
+  .endif
diff --git a/ld/testsuite/ld-elf/pr21562c.d b/ld/testsuite/ld-elf/pr21562c.d
index 69eb6aa..1d72a0d 100644
--- a/ld/testsuite/ld-elf/pr21562c.d
+++ b/ld/testsuite/ld-elf/pr21562c.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562d.d b/ld/testsuite/ld-elf/pr21562d.d
index 7e13821..f752a24 100644
--- a/ld/testsuite/ld-elf/pr21562d.d
+++ b/ld/testsuite/ld-elf/pr21562d.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562e.d b/ld/testsuite/ld-elf/pr21562e.d
index 0172a06..769f2f8 100644
--- a/ld/testsuite/ld-elf/pr21562e.d
+++ b/ld/testsuite/ld-elf/pr21562e.d
@@ -2,13 +2,9 @@
 #ld: -shared -z defs
 #readelf: -s -S --wide
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562f.d b/ld/testsuite/ld-elf/pr21562f.d
index a0f1a24..cb81c2a 100644
--- a/ld/testsuite/ld-elf/pr21562f.d
+++ b/ld/testsuite/ld-elf/pr21562f.d
@@ -2,13 +2,9 @@
 #ld: -shared -z defs
 #readelf: -s -S --wide
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562g.d b/ld/testsuite/ld-elf/pr21562g.d
index 289ab75..9926416 100644
--- a/ld/testsuite/ld-elf/pr21562g.d
+++ b/ld/testsuite/ld-elf/pr21562g.d
@@ -2,13 +2,9 @@
 #ld: -shared -z defs -T pr21562a.t
 #readelf: -s -S --wide
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562h.d b/ld/testsuite/ld-elf/pr21562h.d
index c94e636..1e723ba 100644
--- a/ld/testsuite/ld-elf/pr21562h.d
+++ b/ld/testsuite/ld-elf/pr21562h.d
@@ -2,13 +2,9 @@
 #ld: -shared -z defs -T pr21562a.t
 #readelf: -s -S --wide
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562i.d b/ld/testsuite/ld-elf/pr21562i.d
index 2670f60..f5b59c5 100644
--- a/ld/testsuite/ld-elf/pr21562i.d
+++ b/ld/testsuite/ld-elf/pr21562i.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562j.d b/ld/testsuite/ld-elf/pr21562j.d
index 7c5508a..70e311e 100644
--- a/ld/testsuite/ld-elf/pr21562j.d
+++ b/ld/testsuite/ld-elf/pr21562j.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] scnfoo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562k.d b/ld/testsuite/ld-elf/pr21562k.d
index 7f76d08..4c62eb7 100644
--- a/ld/testsuite/ld-elf/pr21562k.d
+++ b/ld/testsuite/ld-elf/pr21562k.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] \.foo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562l.d b/ld/testsuite/ld-elf/pr21562l.d
index 1ad601c..b0ba90d 100644
--- a/ld/testsuite/ld-elf/pr21562l.d
+++ b/ld/testsuite/ld-elf/pr21562l.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] \.foo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562m.d b/ld/testsuite/ld-elf/pr21562m.d
index 2fedacd..fbcf76f 100644
--- a/ld/testsuite/ld-elf/pr21562m.d
+++ b/ld/testsuite/ld-elf/pr21562m.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] \.foo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/pr21562n.d b/ld/testsuite/ld-elf/pr21562n.d
index f12b23d..2453169 100644
--- a/ld/testsuite/ld-elf/pr21562n.d
+++ b/ld/testsuite/ld-elf/pr21562n.d
@@ -4,14 +4,10 @@
 #target: *-*-linux* *-*-gnu*
 #xfail: d30v-*-* dlx-*-* i960-*-* pj*-*-*
 #xfail: hppa64-*-* i370-*-* i860-*-* ia64-*-* mep-*-* mn10200-*-*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 # generic linker targets don't support --gc-sections, nor do a bunch of others
 
 #...
   \[[ 0-9]+\] \.foo[ \t]+PROGBITS[ \t]+[0-9a-f]+ +[0-9a-f]+ +0*10[ \t]+.*
 #...
- +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/sizeof.s b/ld/testsuite/ld-elf/sizeof.s
index 016ac60..c275549 100644
--- a/ld/testsuite/ld-elf/sizeof.s
+++ b/ld/testsuite/ld-elf/sizeof.s
@@ -7,5 +7,9 @@
         .type   bar, %object
         .size   bar, 8
 bar:
+  .ifdef UNDERSCORE
+        .dc.a   ___stop_scnfoo
+  .else
         .dc.a   __stop_scnfoo
+  .endif
         .dc.a  .sizeof. (scnfoo)
diff --git a/ld/testsuite/ld-elf/sizeofa.d b/ld/testsuite/ld-elf/sizeofa.d
index 340456d..fc64cf5 100644
--- a/ld/testsuite/ld-elf/sizeofa.d
+++ b/ld/testsuite/ld-elf/sizeofa.d
@@ -1,17 +1,12 @@
 #source: sizeof.s
 #ld: -Ur
 #readelf: -sW
-#xfail: bfin-*-* cr16-*-* cr16c-*-* cris*-*-elf crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* sh*-*-elf* sh*-*-kaos* sh*-*-nto* sh-*-rtems*
-#xfail: sh*-*-symbianelf* sh*-*-vxworks v850*-*-*
-# Targets with a leading char will fail this test.
 
 Symbol table '\.symtab' contains [0-9]+ entries:
  +Num: +Value +Size Type +Bind +Vis +Ndx Name
  +0: 0+ +0 +NOTYPE +LOCAL +DEFAULT +UND +
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +(LOC|GLOB)AL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +(LOC|GLOB)AL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #...
  +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +.sizeof.scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/sizeofb.d b/ld/testsuite/ld-elf/sizeofb.d
index e25d88f..ac4a6a4 100644
--- a/ld/testsuite/ld-elf/sizeofb.d
+++ b/ld/testsuite/ld-elf/sizeofb.d
@@ -2,16 +2,12 @@
 #ld: -shared
 #readelf: -sW
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 Symbol table '\.dynsym' contains [0-9]+ entries:
  +Num: +Value +Size Type +Bind +Vis +Ndx Name
  +0: 0+ +0 +NOTYPE +LOCAL +DEFAULT +UND +
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__stop_scnfoo
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?stop_scnfoo
 #...
  +[0-9]+: 0+10 + +0 +NOTYPE +LOCAL +DEFAULT +ABS +.sizeof.scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/sizeofc.d b/ld/testsuite/ld-elf/sizeofc.d
index 1cff854..219caad 100644
--- a/ld/testsuite/ld-elf/sizeofc.d
+++ b/ld/testsuite/ld-elf/sizeofc.d
@@ -6,7 +6,7 @@ Symbol table '\.symtab' contains [0-9]+ entries:
  +Num: +Value +Size Type +Bind +Vis +Ndx Name
  +0: 0+ +0 +NOTYPE +LOCAL +DEFAULT +UND +
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +__stop_scnfoo
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +___?stop_scnfoo
 #...
  +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +.sizeof.scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/startof.s b/ld/testsuite/ld-elf/startof.s
index 982f347..a1bb465 100644
--- a/ld/testsuite/ld-elf/startof.s
+++ b/ld/testsuite/ld-elf/startof.s
@@ -7,5 +7,9 @@
         .type   bar, %object
         .size   bar, 8
 bar:
+  .ifdef UNDERSCORE
+        .dc.a   ___start_scnfoo
+  .else
         .dc.a   __start_scnfoo
+  .endif
         .dc.a  .startof. (scnfoo)
diff --git a/ld/testsuite/ld-elf/startofa.d b/ld/testsuite/ld-elf/startofa.d
index 19ac29d..b0bf95b 100644
--- a/ld/testsuite/ld-elf/startofa.d
+++ b/ld/testsuite/ld-elf/startofa.d
@@ -1,17 +1,12 @@
 #source: startof.s
 #ld: -Ur
 #readelf: -sW
-#xfail: bfin-*-* cr16-*-* cr16c-*-* cris*-*-elf crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* sh*-*-elf* sh*-*-kaos* sh*-*-nto* sh-*-rtems*
-#xfail: sh*-*-symbianelf* sh*-*-vxworks v850*-*-*
-# Targets with a leading char will fail this test.
 
 Symbol table '\.symtab' contains [0-9]+ entries:
  +Num: +Value +Size Type +Bind +Vis +Ndx Name
  +0: 0+ +0 +NOTYPE +LOCAL +DEFAULT +UND +
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +(LOCAL +DEFAULT +[0-9]+ +__start_scnfoo|GLOBAL +DEFAULT +UND +.startof.scnfoo)
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +(LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo|GLOBAL +DEFAULT +UND +.startof.scnfoo)
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +(UND +.startof.scnfoo|[0-9]+ +__start_scnfoo)
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +(UND +.startof.scnfoo|[0-9]+ +___?start_scnfoo)
 #pass
diff --git a/ld/testsuite/ld-elf/startofb.d b/ld/testsuite/ld-elf/startofb.d
index 2cc1b86..5d659bb 100644
--- a/ld/testsuite/ld-elf/startofb.d
+++ b/ld/testsuite/ld-elf/startofb.d
@@ -2,10 +2,6 @@
 #ld: -shared
 #readelf: -sW
 #target: *-*-linux* *-*-gnu*
-#xfail: bfin-*-* cr16-*-* cr16c-*-* crx-*-* epiphany-*-*
-#xfail: h8300-*-* ip2k-*-* mn10200-*-* mn10300-*-* m32c-*-* metag-*-*
-#xfail: rl78-*-* rx-*-* v850*-*-*
-# Targets with a leading char will fail this test.
 
 Symbol table '\.dynsym' contains [0-9]+ entries:
  +Num: +Value +Size Type +Bind +Vis +Ndx Name
@@ -13,5 +9,5 @@ Symbol table '\.dynsym' contains [0-9]+ entries:
 #...
  +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +.startof.scnfoo
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +__start_scnfoo
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +LOCAL +DEFAULT +[0-9]+ +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/ld-elf/startofc.d b/ld/testsuite/ld-elf/startofc.d
index 4005625..6cde35a 100644
--- a/ld/testsuite/ld-elf/startofc.d
+++ b/ld/testsuite/ld-elf/startofc.d
@@ -8,5 +8,5 @@ Symbol table '\.symtab' contains [0-9]+ entries:
 #...
  +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +.startof.scnfoo
 #...
- +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +__start_scnfoo
+ +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +GLOBAL +DEFAULT +UND +___?start_scnfoo
 #pass
diff --git a/ld/testsuite/lib/ld-lib.exp b/ld/testsuite/lib/ld-lib.exp
index aecc700..cddcaf8 100644
--- a/ld/testsuite/lib/ld-lib.exp
+++ b/ld/testsuite/lib/ld-lib.exp
@@ -1858,6 +1858,25 @@ proc is_generic_elf { } {
     return 0;
 }
 
+proc is_underscore_target { } {
+    global is_underscore_target_saved
+    global target_triplet
+    global srcdir
+
+    if { ![info exists is_underscore_target_saved] } {
+	set cmd "targ=$target_triplet . $srcdir/../../bfd/config.bfd &&"
+	append cmd { echo "$targ_underscore"}
+	verbose -log "$cmd"
+	set status [catch {exec sh -c $cmd} result]
+	if { $status == 0 && [string match "yes" $result] } {
+	    set is_underscore_target_saved 1
+	} else {
+	    set is_underscore_target_saved 0
+	}
+    }
+    return $is_underscore_target_saved
+}
+
 # Returns true if the target ld supports the plugin API.
 proc check_plugin_api_available { } {
     global plugin_api_available_saved


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