* powerpc.cc (is_branch_reloc): Forward declare.

	(Target_powerpc::do_can_check_for_function_pointers): New predicate.
	(Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
	false for 64-bit, true for 32-bit non-branch relocs.
	(Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
	* testsuite/Makefile.am (icf_test): Use linker map file instead of
	nm output.
	(icf_safe_test): Generate linker map file as well as nm output.
	(icf_safe_so_test): Likewise.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/icf_test.sh: Parse linker map file to determine
	section folding.
	* testsuite/icf_safe_test.sh: Likewise.  Expect folding for PowerPC.
	* testsuite/icf_safe_so_test.sh: Likewise.
	(X86_32_or_ARM_specific_safe_fold): Merge into..
	(arch_specific_safe_fold): ..this.
	(X86_64_specific_safe_fold): Delete unused function.

7 files changed, 166 insertions, 89 deletions

diff --git a/gold/ChangeLog b/gold/ChangeLog
index e859a5e..6913ace 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,23 @@
+2013-03-13  Alan Modra  <amodra@gmail.com>
+
+	* powerpc.cc (is_branch_reloc): Forward declare.
+	(Target_powerpc::do_can_check_for_function_pointers): New predicate.
+	(Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
+	false for 64-bit, true for 32-bit non-branch relocs.
+	(Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
+	* testsuite/Makefile.am (icf_test): Use linker map file instead of
+	nm output.
+	(icf_safe_test): Generate linker map file as well as nm output.
+	(icf_safe_so_test): Likewise.
+	* testsuite/Makefile.in: Regenerate.
+	* testsuite/icf_test.sh: Parse linker map file to determine
+	section folding.
+	* testsuite/icf_safe_test.sh: Likewise.  Expect folding for PowerPC.
+	* testsuite/icf_safe_so_test.sh: Likewise.
+	(X86_32_or_ARM_specific_safe_fold): Merge into..
+	(arch_specific_safe_fold): ..this.
+	(X86_64_specific_safe_fold): Delete unused function.
+
 2013-03-12  Alan Modra  <amodra@gmail.com>
 
 	* gc.h (gc_process_relocs): Look through function descriptors
diff --git a/gold/powerpc.cc b/gold/powerpc.cc
index b8ff86d..66109d2 100644
--- a/gold/powerpc.cc
+++ b/gold/powerpc.cc
@@ -62,6 +62,9 @@ class Output_data_glink;
 template<int size, bool big_endian>
 class Stub_table;
 
+inline bool
+is_branch_reloc(unsigned int r_type);
+
 template<int size, bool big_endian>
 class Powerpc_relobj : public Sized_relobj_file<size, big_endian>
 {
@@ -555,6 +558,10 @@ class Target_powerpc : public Sized_target<size, big_endian>
   void
   do_function_location(Symbol_location*) const;
 
+  bool
+  do_can_check_for_function_pointers() const
+  { return true; }
+
   // Relocate a section.
   void
   relocate_section(const Relocate_info<size, big_endian>*,
@@ -863,9 +870,18 @@ class Target_powerpc : public Sized_target<size, big_endian>
 					unsigned int ,
 					Output_section* ,
 					const elfcpp::Rela<size, big_endian>& ,
-					unsigned int ,
+					unsigned int r_type,
 					const elfcpp::Sym<size, big_endian>&)
-    { return false; }
+    {
+      // PowerPC64 .opd is not folded, so any identical function text
+      // may be folded and we'll still keep function addresses distinct.
+      // That means no reloc is of concern here.
+      if (size == 64)
+	return false;
+      // For 32-bit, conservatively assume anything but calls to
+      // function code might be taking the address of the function.
+      return !is_branch_reloc(r_type);
+    }
 
     inline bool
     global_reloc_may_be_function_pointer(Symbol_table* , Layout* ,
@@ -873,10 +889,15 @@ class Target_powerpc : public Sized_target<size, big_endian>
 					 Sized_relobj_file<size, big_endian>* ,
 					 unsigned int ,
 					 Output_section* ,
-					 const elfcpp::Rela<size,
-							    big_endian>& ,
-					 unsigned int , Symbol*)
-    { return false; }
+					 const elfcpp::Rela<size, big_endian>& ,
+					 unsigned int r_type,
+					 Symbol*)
+    {
+      // As above.
+      if (size == 64)
+	return false;
+      return !is_branch_reloc(r_type);
+    }
 
   private:
     static void
diff --git a/gold/testsuite/Makefile.am b/gold/testsuite/Makefile.am
index 481ed2c..5b5c86b 100644
--- a/gold/testsuite/Makefile.am
+++ b/gold/testsuite/Makefile.am
@@ -53,6 +53,26 @@ TEST_AR = $(top_builddir)/../binutils/ar
 TEST_NM = $(top_builddir)/../binutils/nm-new
 TEST_AS = $(top_builddir)/../gas/as-new
 
+# Make the default target available to scripts as $DEFAULT_TARGET.
+if DEFAULT_TARGET_ARM
+export DEFAULT_TARGET = arm
+endif
+if DEFAULT_TARGET_I386
+export DEFAULT_TARGET = i386
+endif
+if DEFAULT_TARGET_POWERPC
+export DEFAULT_TARGET = powerpc
+endif
+if DEFAULT_TARGET_SPARC
+export DEFAULT_TARGET = sparc
+endif
+if DEFAULT_TARGET_X86_64
+export DEFAULT_TARGET = x86_64
+endif
+if DEFAULT_TARGET_TILEGX
+export DEFAULT_TARGET = tilegx
+endif
+
 if PLUGINS
 LIBDL = -ldl
 endif
@@ -201,14 +221,12 @@ pr14265.stdout: pr14265
 	$(TEST_NM) --format=bsd --numeric-sort $< > $@
 
 check_SCRIPTS += icf_test.sh
-check_DATA += icf_test.stdout
-MOSTLYCLEANFILES += icf_test
+check_DATA += icf_test.map
+MOSTLYCLEANFILES += icf_test icf_test.map
 icf_test.o: icf_test.cc 
 	$(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-icf_test: icf_test.o gcctestdir/ld
-	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=all icf_test.o
-icf_test.stdout: icf_test
-	$(TEST_NM) -C icf_test > icf_test.stdout
+icf_test icf_test.map: icf_test.o gcctestdir/ld
+	$(CXXLINK) -o icf_test -Bgcctestdir/ -Wl,--icf=all,-Map,icf_test.map icf_test.o
 
 check_SCRIPTS += icf_keep_unique_test.sh
 check_DATA += icf_keep_unique_test.stdout
@@ -218,31 +236,31 @@ icf_keep_unique_test.o: icf_keep_unique_test.cc
 icf_keep_unique_test: icf_keep_unique_test.o gcctestdir/ld
 	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=all -Wl,--keep-unique,_Z11unique_funcv icf_keep_unique_test.o
 icf_keep_unique_test.stdout: icf_keep_unique_test
-	$(TEST_NM) -C icf_keep_unique_test > icf_keep_unique_test.stdout
+	$(TEST_NM) -C $< > $@
 
 check_SCRIPTS += icf_safe_test.sh
-check_DATA += icf_safe_test_1.stdout icf_safe_test_2.stdout
-MOSTLYCLEANFILES += icf_safe_test
+check_DATA += icf_safe_test_1.stdout icf_safe_test_2.stdout icf_safe_test.map
+MOSTLYCLEANFILES += icf_safe_test icf_safe_test.map
 icf_safe_test.o: icf_safe_test.cc
 	$(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-icf_safe_test: icf_safe_test.o gcctestdir/ld
-	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=safe icf_safe_test.o
+icf_safe_test icf_safe_test.map: icf_safe_test.o gcctestdir/ld
+	$(CXXLINK) -o icf_safe_test -Bgcctestdir/ -Wl,--icf=safe,-Map,icf_safe_test.map icf_safe_test.o
 icf_safe_test_1.stdout: icf_safe_test
-	$(TEST_NM) icf_safe_test > icf_safe_test_1.stdout
+	$(TEST_NM) $< > $@
 icf_safe_test_2.stdout: icf_safe_test
-	$(TEST_READELF) -h icf_safe_test > icf_safe_test_2.stdout
+	$(TEST_READELF) -h $< > $@
 
 check_SCRIPTS += icf_safe_so_test.sh
-check_DATA += icf_safe_so_test_1.stdout icf_safe_so_test_2.stdout
-MOSTLYCLEANFILES += icf_safe_so_test
+check_DATA += icf_safe_so_test_1.stdout icf_safe_so_test_2.stdout icf_safe_so_test.map
+MOSTLYCLEANFILES += icf_safe_so_test icf_safe_so_test.map
 icf_safe_so_test.o: icf_safe_so_test.cc
 	$(CXXCOMPILE) -O0 -c -ffunction-sections -fPIC -g -o $@ $<
-icf_safe_so_test: icf_safe_so_test.o gcctestdir/ld
-	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=safe icf_safe_so_test.o -fPIC -shared
+icf_safe_so_test icf_safe_so_test.map: icf_safe_so_test.o gcctestdir/ld
+	$(CXXLINK) -o icf_safe_so_test -Bgcctestdir/ -Wl,--icf=safe,-Map,icf_safe_so_test.map icf_safe_so_test.o -fPIC -shared
 icf_safe_so_test_1.stdout: icf_safe_so_test
-	$(TEST_NM) icf_safe_so_test > icf_safe_so_test_1.stdout
+	$(TEST_NM) $< > $@
 icf_safe_so_test_2.stdout: icf_safe_so_test
-	$(TEST_READELF) -h icf_safe_so_test > icf_safe_so_test_2.stdout
+	$(TEST_READELF) -h $< > $@
 
 check_SCRIPTS += final_layout.sh
 check_DATA += final_layout.stdout
diff --git a/gold/testsuite/Makefile.in b/gold/testsuite/Makefile.in
index bfb7764..ec0acb9 100644
--- a/gold/testsuite/Makefile.in
+++ b/gold/testsuite/Makefile.in
@@ -105,12 +105,14 @@ check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2) $(am__EXEEXT_3) \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	gc_comdat_test.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	gc_tls_test.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	gc_orphan_section_test.stdout \
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	pr14265.stdout icf_test.stdout \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	pr14265.stdout icf_test.map \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_keep_unique_test.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_test_1.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_test_2.stdout \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_test.map \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_so_test_1.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_so_test_2.stdout \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_so_test.map \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	final_layout.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	text_section_grouping.stdout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	text_section_no_grouping.stdout \
@@ -123,8 +125,11 @@ check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2) $(am__EXEEXT_3) \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	incremental_test.cmdline \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	gc_comdat_test gc_tls_test \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	gc_orphan_section_test pr14265 \
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_test icf_keep_unique_test \
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_test icf_safe_so_test \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_test icf_test.map \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_keep_unique_test \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_test icf_safe_test.map \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_so_test \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	icf_safe_so_test.map \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	final_layout \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	final_layout_sequence.txt \
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	final_layout_script.lds \
@@ -4270,6 +4275,14 @@ uninstall-am:
 	recheck recheck-html tags uninstall uninstall-am
 
 
+# Make the default target available to scripts as $DEFAULT_TARGET.
+@DEFAULT_TARGET_ARM_TRUE@export DEFAULT_TARGET = arm
+@DEFAULT_TARGET_I386_TRUE@export DEFAULT_TARGET = i386
+@DEFAULT_TARGET_POWERPC_TRUE@export DEFAULT_TARGET = powerpc
+@DEFAULT_TARGET_SPARC_TRUE@export DEFAULT_TARGET = sparc
+@DEFAULT_TARGET_X86_64_TRUE@export DEFAULT_TARGET = x86_64
+@DEFAULT_TARGET_TILEGX_TRUE@export DEFAULT_TARGET = tilegx
+
 # The unittests themselves
 
 # Infrastucture needed for the unittests: a directory where the linker
@@ -4338,32 +4351,30 @@ uninstall-am:
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) --format=bsd --numeric-sort $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test.o: icf_test.cc 
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test: icf_test.o gcctestdir/ld
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=all icf_test.o
-@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test.stdout: icf_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) -C icf_test > icf_test.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_test icf_test.map: icf_test.o gcctestdir/ld
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -o icf_test -Bgcctestdir/ -Wl,--icf=all,-Map,icf_test.map icf_test.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_keep_unique_test.o: icf_keep_unique_test.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_keep_unique_test: icf_keep_unique_test.o gcctestdir/ld
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=all -Wl,--keep-unique,_Z11unique_funcv icf_keep_unique_test.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_keep_unique_test.stdout: icf_keep_unique_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) -C icf_keep_unique_test > icf_keep_unique_test.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) -C $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_test.o: icf_safe_test.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXCOMPILE) -O0 -c -ffunction-sections -g -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_test: icf_safe_test.o gcctestdir/ld
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=safe icf_safe_test.o
+@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_test icf_safe_test.map: icf_safe_test.o gcctestdir/ld
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -o icf_safe_test -Bgcctestdir/ -Wl,--icf=safe,-Map,icf_safe_test.map icf_safe_test.o
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_test_1.stdout: icf_safe_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) icf_safe_test > icf_safe_test_1.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_test_2.stdout: icf_safe_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_READELF) -h icf_safe_test > icf_safe_test_2.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_READELF) -h $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_so_test.o: icf_safe_so_test.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXCOMPILE) -O0 -c -ffunction-sections -fPIC -g -o $@ $<
-@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_so_test: icf_safe_so_test.o gcctestdir/ld
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -Bgcctestdir/ -Wl,--icf=safe icf_safe_so_test.o -fPIC -shared
+@GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_so_test icf_safe_so_test.map: icf_safe_so_test.o gcctestdir/ld
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXLINK) -o icf_safe_so_test -Bgcctestdir/ -Wl,--icf=safe,-Map,icf_safe_so_test.map icf_safe_so_test.o -fPIC -shared
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_so_test_1.stdout: icf_safe_so_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) icf_safe_so_test > icf_safe_so_test_1.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_NM) $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@icf_safe_so_test_2.stdout: icf_safe_so_test
-@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_READELF) -h icf_safe_so_test > icf_safe_so_test_2.stdout
+@GCC_TRUE@@NATIVE_LINKER_TRUE@	$(TEST_READELF) -h $< > $@
 @GCC_TRUE@@NATIVE_LINKER_TRUE@final_layout.o: final_layout.cc
 @GCC_TRUE@@NATIVE_LINKER_TRUE@	$(CXXCOMPILE) -O0 -c -ffunction-sections  -fdata-sections -g -o $@ $<
 @GCC_TRUE@@NATIVE_LINKER_TRUE@final_layout_sequence.txt:
diff --git a/gold/testsuite/icf_safe_so_test.sh b/gold/testsuite/icf_safe_so_test.sh
index 2c88250..813248e 100755
--- a/gold/testsuite/icf_safe_so_test.sh
+++ b/gold/testsuite/icf_safe_so_test.sh
@@ -67,41 +67,36 @@ check_fold()
       return 0
     fi
 
-    func_addr_1=`grep $2 $1 | awk '{print $1}'`
-    func_addr_2=`grep $3 $1 | awk '{print $1}'`
-    if [ $func_addr_1 != $func_addr_2 ];
-    then
-        echo "Safe Identical Code Folding did not fold " $2 "and" $3
-	exit 1
-    fi
+    awk "
+BEGIN { discard = 0; }
+/^Discarded input/ { discard = 1; }
+/^Memory map/ { discard = 0; }
+/.*\\.text\\..*($2|$3).*/ { act[discard] = act[discard] \" \" \$0; }
+END {
+      # printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\";
+      if (length(act[0]) == 0 || length(act[1]) == 0)
+	{
+	  printf \"Safe Identical Code Folding did not fold $2 and $3\\n\"
+	  exit 1;
+	}
+    }" $4
 }
 
 arch_specific_safe_fold()
 {
-    if [ $1 -eq 0 ];
+    grep -e "Intel 80386" -e "ARM" -e "PowerPC" $1 > /dev/null 2>&1
+    if [ $? -eq 0 ];
     then
-      check_fold $2 $3 $4
+      check_fold $2 $4 $5 $3
     else
-      check_nofold $2 $3 $4
+      check_nofold $2 $4 $5
     fi
 }
 
-X86_32_or_ARM_specific_safe_fold()
-{
-    grep -e "Intel 80386" -e "ARM" $1 > /dev/null 2>&1
-    arch_specific_safe_fold $? $2 $3 $4
-}
-
-X86_64_specific_safe_fold()
-{
-    grep -e "Advanced Micro Devices X86-64" $1 > /dev/null 2>&1
-    arch_specific_safe_fold $? $2 $3 $4
-}
-
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_hidden"
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_internal"
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_prot" "foo_static"
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_internal"
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_hidden" "foo_static"
-X86_32_or_ARM_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout "foo_internal" "foo_static"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_prot" "foo_hidden"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_prot" "foo_internal"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_prot" "foo_static"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_hidden" "foo_internal"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_hidden" "foo_static"
+arch_specific_safe_fold icf_safe_so_test_2.stdout icf_safe_so_test_1.stdout icf_safe_so_test.map "foo_internal" "foo_static"
 check_nofold icf_safe_so_test_1.stdout "foo_glob" "bar_glob"
diff --git a/gold/testsuite/icf_safe_test.sh b/gold/testsuite/icf_safe_test.sh
index 3b2795a..fe224f6 100755
--- a/gold/testsuite/icf_safe_test.sh
+++ b/gold/testsuite/icf_safe_test.sh
@@ -40,28 +40,34 @@ check_nofold()
 
 check_fold()
 {
-    func_addr_1=`grep $2 $1 | awk '{print $1}'`
-    func_addr_2=`grep $3 $1 | awk '{print $1}'`
-    if [ $func_addr_1 != $func_addr_2 ]
-    then
-        echo "Safe Identical Code Folding did not fold " $2 "and" $3
-	exit 1
-    fi
+    awk "
+BEGIN { discard = 0; }
+/^Discarded input/ { discard = 1; }
+/^Memory map/ { discard = 0; }
+/.*\\.text\\..*($2|$3).*/ { act[discard] = act[discard] \" \" \$0; }
+END {
+      # printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\";
+      if (length(act[0]) == 0 || length(act[1]) == 0)
+	{
+	  printf \"Safe Identical Code Folding did not fold $2 and $3\\n\"
+	  exit 1;
+	}
+    }" $1
 }
 
 arch_specific_safe_fold()
 {
-    grep_x86=`grep -q -e "Advanced Micro Devices X86-64" -e "Intel 80386" -e "ARM" -e "TILE" $2`
+    grep_x86=`grep -q -e "Advanced Micro Devices X86-64" -e "Intel 80386" -e "ARM" -e "TILE" -e "PowerPC" $2`
     if [ $? -eq 0 ];
     then
-      check_fold $1 $3 $4
+      check_fold $3 $4 $5
     else
-      check_nofold $1 $3 $4
+      check_nofold $1 $4 $5
     fi
 }
 
 arch_specific_safe_fold icf_safe_test_1.stdout icf_safe_test_2.stdout \
- "kept_func_1" "kept_func_2"
-check_fold   icf_safe_test_1.stdout "_ZN1AD1Ev" "_ZN1AC1Ev"
+  icf_safe_test.map "kept_func_1" "kept_func_2"
+check_fold   icf_safe_test.map "_ZN1AD2Ev" "_ZN1AC2Ev"
 check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_1"
 check_nofold icf_safe_test_1.stdout "kept_func_3" "kept_func_2"
diff --git a/gold/testsuite/icf_test.sh b/gold/testsuite/icf_test.sh
index 5f1481c..50abd90 100755
--- a/gold/testsuite/icf_test.sh
+++ b/gold/testsuite/icf_test.sh
@@ -28,13 +28,19 @@
 
 check()
 {
-    func_addr_1=`grep $2 $1 | awk '{print $1}'`
-    func_addr_2=`grep $3 $1 | awk '{print $1}'`
-    if [ $func_addr_1 != $func_addr_2 ]
-    then
-        echo "Identical Code Folding failed to fold" $2 "and" $3
-	exit 1
-    fi
+    awk "
+BEGIN { discard = 0; }
+/^Discarded input/ { discard = 1; }
+/^Memory map/ { discard = 0; }
+/.*\\.text\\..*($2|$3).*/ { act[discard] = act[discard] \" \" \$0; }
+END {
+      # printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\";
+      if (length(act[0]) == 0 || length(act[1]) == 0)
+	{
+	  printf \"Identical Code Folding did not fold $2 and $3\\n\"
+	  exit 1;
+	}
+    }" $1
 }
 
-check icf_test.stdout "folded_func" "kept_func"
+check icf_test.map "folded_func" "kept_func"