diff --git a/bfd/elf32-sh.c b/bfd/elf32-sh.c
index 499233d13551..cba3529e2a5e 100644
--- a/bfd/elf32-sh.c
+++ b/bfd/elf32-sh.c
@@ -5010,14 +5010,14 @@ sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
 		{
 		  info->callbacks->einfo
 		    /* xgettext:c-format */
-		    (_("%X%C: relocation to \"%s\" references a different segment\n"),
+		    (_("%X%H: relocation to \"%s\" references a different segment\n"),
 		     input_bfd, input_section, rel->r_offset, symname);
 		  return false;
 		}
 	      else
 		info->callbacks->einfo
 		  /* xgettext:c-format */
-		  (_("%C: warning: relocation to \"%s\" references a different segment\n"),
+		  (_("%H: warning: relocation to \"%s\" references a different segment\n"),
 		   input_bfd, input_section, rel->r_offset, symname);
 	    }
 
diff --git a/gold/object.cc b/gold/object.cc
index ccb740572757..77b2690c3814 100644
--- a/gold/object.cc
+++ b/gold/object.cc
@@ -3358,7 +3358,7 @@ Relocate_info<size, big_endian>::location(size_t, off_t offset) const
       if (info.enclosing_symbol_type == elfcpp::STT_FUNC)
 	ret += _("function ");
       ret += info.enclosing_symbol_name;
-      return ret;
+      ret += ":";
     }
 
   ret += "(";
diff --git a/gold/testsuite/debug_msg.sh b/gold/testsuite/debug_msg.sh
index b808fb8a6e06..51e8a83e1d46 100755
--- a/gold/testsuite/debug_msg.sh
+++ b/gold/testsuite/debug_msg.sh
@@ -55,9 +55,9 @@ check_missing()
 
 # We don't know how the compiler might order these variables, so we
 # can't test for the actual offset from .data, hence the regexp.
-check debug_msg.err "debug_msg.o:debug_msg.cc:fn_array: error: undefined reference to 'undef_fn1()'"
-check debug_msg.err "debug_msg.o:debug_msg.cc:fn_array: error: undefined reference to 'undef_fn2()'"
-check debug_msg.err "debug_msg.o:debug_msg.cc:badref1: error: undefined reference to 'undef_int'"
+check debug_msg.err "debug_msg.o:debug_msg.cc:fn_array:(.*): error: undefined reference to 'undef_fn1()'"
+check debug_msg.err "debug_msg.o:debug_msg.cc:fn_array:(.*): error: undefined reference to 'undef_fn2()'"
+check debug_msg.err "debug_msg.o:debug_msg.cc:badref1:(.*): error: undefined reference to 'undef_int'"
 
 # These tests check only for the source file's file name (not the complete
 # path) because use of -fdebug-prefix-map may change the path to the source
@@ -93,9 +93,9 @@ check debug_msg.err "odr_violation2.cc:3[0-7]"
 # Check for the same error messages when using --compressed-debug-sections.
 if test -r debug_msg_cdebug.err
 then
-  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:fn_array: error: undefined reference to 'undef_fn1()'"
-  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:fn_array: error: undefined reference to 'undef_fn2()'"
-  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:badref1: error: undefined reference to 'undef_int'"
+  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:fn_array:(.*): error: undefined reference to 'undef_fn1()'"
+  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:fn_array:(.*): error: undefined reference to 'undef_fn2()'"
+  check debug_msg_cdebug.err "debug_msg_cdebug.o:debug_msg.cc:badref1:(.*): error: undefined reference to 'undef_int'"
   check debug_msg_cdebug.err ".*/debug_msg.cc:50: error: undefined reference to 'undef_fn1()'"
   check debug_msg_cdebug.err ".*/debug_msg.cc:55: error: undefined reference to 'undef_fn2()'"
   check debug_msg_cdebug.err ".*/debug_msg.cc:4[356]: error: undefined reference to 'undef_fn1()'"
diff --git a/gold/testsuite/x32_overflow_pc32.sh b/gold/testsuite/x32_overflow_pc32.sh
index d0a4cf0374aa..6da575e8f2ff 100755
--- a/gold/testsuite/x32_overflow_pc32.sh
+++ b/gold/testsuite/x32_overflow_pc32.sh
@@ -37,6 +37,6 @@ check()
 
 # We don't know how the compiler might order these variables, so we
 # can't test for the actual offset from .data, hence the regexp.
-check x86_64_overflow_pc32.err "function bar: error: relocation overflow"
+check x86_64_overflow_pc32.err "function bar:(.*): error: relocation overflow"
 
 exit 0
diff --git a/gold/testsuite/x86_64_overflow_pc32.sh b/gold/testsuite/x86_64_overflow_pc32.sh
index d0a4cf0374aa..6da575e8f2ff 100755
--- a/gold/testsuite/x86_64_overflow_pc32.sh
+++ b/gold/testsuite/x86_64_overflow_pc32.sh
@@ -37,6 +37,6 @@ check()
 
 # We don't know how the compiler might order these variables, so we
 # can't test for the actual offset from .data, hence the regexp.
-check x86_64_overflow_pc32.err "function bar: error: relocation overflow"
+check x86_64_overflow_pc32.err "function bar:(.*): error: relocation overflow"
 
 exit 0
diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em
index 7d956bf555ce..cd2abe460b9c 100644
--- a/ld/emultempl/pe.em
+++ b/ld/emultempl/pe.em
@@ -1270,7 +1270,7 @@ read_addend (arelent *rel, asection *s)
   bfd_vma addend = 0;
 
   if (!bfd_get_section_contents (s->owner, s, buf, rel->address, sizeof (buf)))
-    einfo (_("%P: %C: cannot get section contents - auto-import exception\n"),
+    einfo (_("%P: %H: cannot get section contents - auto-import exception\n"),
 	   s->owner, s, rel->address);
   else
     addend = bfd_get_32 (s->owner, buf);
diff --git a/ld/emultempl/pep.em b/ld/emultempl/pep.em
index 99e71951b8a0..28d8c8decb31 100644
--- a/ld/emultempl/pep.em
+++ b/ld/emultempl/pep.em
@@ -1269,7 +1269,7 @@ read_addend (arelent *rel, asection *s)
       break;
     }
   if (!ok)
-    einfo (_("%P: %C: cannot get section contents - auto-import exception\n"),
+    einfo (_("%P: %H: cannot get section contents - auto-import exception\n"),
 	   s->owner, s, rel->address);
   return addend;
 }
diff --git a/ld/ldcref.c b/ld/ldcref.c
index da4a4217c20b..cf4eba30bdc5 100644
--- a/ld/ldcref.c
+++ b/ld/ldcref.c
@@ -721,7 +721,7 @@ check_reloc_refs (bfd *abfd, asection *sec, void *iarg)
 	     in OUTSECNAME.  This reloc is from a section which is
 	     mapped into a section from which references to OUTSECNAME
 	     are prohibited.  We must report an error.  */
-	  einfo (_("%X%P: %C: prohibited cross reference from %s to `%pT' in %s\n"),
+	  einfo (_("%X%P: %H: prohibited cross reference from %s to `%pT' in %s\n"),
 		 abfd, sec, q->address, outsecname,
 		 bfd_asymbol_name (*q->sym_ptr_ptr), outdefsecname);
 	}
diff --git a/ld/ldmain.c b/ld/ldmain.c
index 25cc89b72f90..06ac2c64fa84 100644
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -1394,7 +1394,7 @@ warning_find_reloc (bfd *abfd, asection *sec, void *iarg)
 	  && strcmp (bfd_asymbol_name (*q->sym_ptr_ptr), info->symbol) == 0)
 	{
 	  /* We found a reloc for the symbol we are looking for.  */
-	  einfo ("%P: %C: %s%s\n", abfd, sec, q->address, _("warning: "),
+	  einfo ("%P: %H: %s%s\n", abfd, sec, q->address, _("warning: "),
 		 info->warning);
 	  info->found = true;
 	  break;
@@ -1484,10 +1484,10 @@ undefined_symbol (struct bfd_link_info *info,
       if (error_count < MAX_ERRORS_IN_A_ROW)
 	{
 	  if (error)
-	    einfo (_("%X%P: %C: undefined reference to `%pT'\n"),
+	    einfo (_("%X%P: %H: undefined reference to `%pT'\n"),
 		   abfd, section, address, name);
 	  else
-	    einfo (_("%P: %C: warning: undefined reference to `%pT'\n"),
+	    einfo (_("%P: %H: warning: undefined reference to `%pT'\n"),
 		   abfd, section, address, name);
 	}
       else if (error_count == MAX_ERRORS_IN_A_ROW)
diff --git a/ld/pe-dll.c b/ld/pe-dll.c
index 371915ac1cb0..02e03d169489 100644
--- a/ld/pe-dll.c
+++ b/ld/pe-dll.c
@@ -2911,7 +2911,7 @@ pe_create_import_fixup (arelent *rel, asection *s, bfd_vma addend, char *name,
     }
 
   else if (addend != 0)
-    einfo (_("%X%P: %C: variable '%pT' can't be auto-imported; please read the documentation for ld's --enable-auto-import for details\n"),
+    einfo (_("%X%P: %H: variable '%pT' can't be auto-imported; please read the documentation for ld's --enable-auto-import for details\n"),
 	   s->owner, s, rel->address, (*rel->sym_ptr_ptr)->name);
 }
 
diff --git a/ld/testsuite/ld-cris/undef2.d b/ld/testsuite/ld-cris/undef2.d
index 46015c00add8..cd2c43eee4f3 100644
--- a/ld/testsuite/ld-cris/undef2.d
+++ b/ld/testsuite/ld-cris/undef2.d
@@ -1,6 +1,6 @@
-# source: start1.s
-# source: stabs1.s
-# target: cris-*-*elf* cris-*-*aout*
-# as: --em=crisaout
-# ld: -mcrisaout
-# error: .o:/blah/foo.c:96: undefined reference to `globsym1'$
+#source: start1.s
+#source: stabs1.s
+#target: cris-*-*elf* cris-*-*aout*
+#as: --em=crisaout
+#ld: -mcrisaout
+#error: .o:/blah/foo.c:96:\(.*\): undefined reference to `globsym1'$
diff --git a/ld/testsuite/ld-cris/undef3.d b/ld/testsuite/ld-cris/undef3.d
index e7bca10caf78..e21456b2bae1 100644
--- a/ld/testsuite/ld-cris/undef3.d
+++ b/ld/testsuite/ld-cris/undef3.d
@@ -3,4 +3,4 @@
 #target: cris-*-*elf* cris-*-*aout*
 #as: --em=criself
 #ld: -mcriself
-#error: .o:/blah/foo.c:96: undefined reference to `globsym1'$
+#error: .o:/blah/foo.c:96:\(.*\): undefined reference to `globsym1'$
diff --git a/ld/testsuite/ld-elf/shared.exp b/ld/testsuite/ld-elf/shared.exp
index 1eef9f456678..cf010e5b0e59 100644
--- a/ld/testsuite/ld-elf/shared.exp
+++ b/ld/testsuite/ld-elf/shared.exp
@@ -554,7 +554,7 @@ set build_tests {
    "-shared" "-fPIC"
   {beginwarn.c end.c}
   {{readelf {-S --wide} libbarw.rd}
-   {warning "^.*beginwarn.c:7: warning: function foo is deprecated\n?$"}}
+   {warning {^.*beginwarn.c:7:\(.*\): warning: function foo is deprecated\n?$}}}
   "libbarw.so" "c"}
   {"Build hidden libbar.so"
    "-shared" "-fPIC"
@@ -1017,7 +1017,7 @@ set run_tests [list \
     [list "Run warn with versioned libfoo.so" \
      "-Wl,--no-as-needed tmpdir/beginwarn.o tmpdir/libfoov.so" "" \
      {main.c} "warn" "warn.out" \
-     "" "c" {^.*beginwarn.c:7: warning: function foo is deprecated\n?$} ] \
+     "" "c" {^.*beginwarn.c:7:\(.*\): warning: function foo is deprecated\n?$} ] \
     [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" ] \
diff --git a/ld/testsuite/ld-i386/compressed1.d b/ld/testsuite/ld-i386/compressed1.d
index e9eeef9ae2a5..a4294784daa0 100644
--- a/ld/testsuite/ld-i386/compressed1.d
+++ b/ld/testsuite/ld-i386/compressed1.d
@@ -1,7 +1,7 @@
 #name: undefined symbol with compressed debug sections
 #as: --32
 #ld: -e foo -melf_i386 --noinhibit-exec
-#warning: .*/compressed1.c:13: undefined reference to .bar.
+#warning: .*/compressed1.c:13:\(.*\): undefined reference to .bar.
 #nm: -n
 
 #failif
diff --git a/ld/testsuite/ld-ia64/line.exp b/ld/testsuite/ld-ia64/line.exp
index d39e3ac249dc..1fe32cdab9de 100644
--- a/ld/testsuite/ld-ia64/line.exp
+++ b/ld/testsuite/ld-ia64/line.exp
@@ -52,6 +52,6 @@ proc checkund { string testname } {
     }
 }
 
-set ml "undefined.c:9: undefined reference to `*this_function_is_not_defined'"
+set ml {undefined.c:9:(*): undefined reference to `*this_function_is_not_defined'}
 
 checkund $ml $testline
diff --git a/ld/testsuite/ld-plugin/lto.exp b/ld/testsuite/ld-plugin/lto.exp
index 9a11de315b8c..6f728d774485 100644
--- a/ld/testsuite/ld-plugin/lto.exp
+++ b/ld/testsuite/ld-plugin/lto.exp
@@ -304,7 +304,7 @@ set lto_link_elf_tests [list \
    {pr12760b.c} {} "libpr12760.a"] \
   [list "PR ld/12760" \
    "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" "" \
-   {dummy.c} {{warning "pr12760a.c:6: warning: Bad \\.?bar"}} \
+   {dummy.c} {{warning {pr12760a.c:6:\(.*\): warning: Bad \.?bar}}} \
    "pr12760.exe" "c"] \
   [list "PR ld/12975" \
    "-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib -Wl,-version-script,pr12975.t" "-O2 -flto" \
diff --git a/ld/testsuite/ld-undefined/undefined.exp b/ld/testsuite/ld-undefined/undefined.exp
index 69a8f9bf6a9d..05b1131d5b44 100644
--- a/ld/testsuite/ld-undefined/undefined.exp
+++ b/ld/testsuite/ld-undefined/undefined.exp
@@ -89,7 +89,7 @@ if { ![check_compiler_available] } {
 	#setup_xfail "arm*-*-pe*"
     }
 
-    set ml "undefined.c:9: undefined reference to `*this_function_is_not_defined'"
+    set ml {undefined.c:9:(*): undefined reference to `*this_function_is_not_defined'}
     # With targets that use elf/dwarf2, such as the arm-elf toolchain,
     # the code in bfd/elf.c:_bfd_elf_find_nearest_line() is called in
     # order to locate the file name/line number where the undefined
diff --git a/ld/testsuite/ld-x86-64/compressed1.d b/ld/testsuite/ld-x86-64/compressed1.d
index f97c9ad7da63..8b92278d7b05 100644
--- a/ld/testsuite/ld-x86-64/compressed1.d
+++ b/ld/testsuite/ld-x86-64/compressed1.d
@@ -1,7 +1,7 @@
 #name: undefined symbol with compressed debug sections
 #as: --64
 #ld: -e foo -melf_x86_64 --noinhibit-exec
-#warning: .*/compressed1.c:13: undefined reference to .bar.
+#warning: .*/compressed1.c:13:\(.*\): undefined reference to .bar.
 #nm: -n
 
 #failif
diff --git a/ld/testsuite/ld-x86-64/line.exp b/ld/testsuite/ld-x86-64/line.exp
index f5163998862e..af01ea227b79 100644
--- a/ld/testsuite/ld-x86-64/line.exp
+++ b/ld/testsuite/ld-x86-64/line.exp
@@ -52,6 +52,6 @@ proc checkund { string testname } {
     }
 }
 
-set ml "undefined.c:9: undefined reference to `*this_function_is_not_defined'"
+set ml {undefined.c:9:(*): undefined reference to `*this_function_is_not_defined'}
 
 checkund $ml $testline
diff --git a/ld/testsuite/ld-x86-64/pr27587.err b/ld/testsuite/ld-x86-64/pr27587.err
index 807750ca9d3c..9ccca0aec382 100644
--- a/ld/testsuite/ld-x86-64/pr27587.err
+++ b/ld/testsuite/ld-x86-64/pr27587.err
@@ -1,3 +1,3 @@
 #...
-.*pr27587/<artificial>:4: undefined reference to `stack_size'
+.*pr27587/<artificial>:4:\(.*\): undefined reference to `stack_size'
 #...