[SCM] users/jkratoch/dwarf5gcc-gdb: Merge branch 'dwarf5gcc-readelf-gdb-callsite-macro' into dwarf5gcc-readelf-gdb-callsite-macro-data16

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- Log -----------------------------------------------------------------
commit 0d30edbb212f28f2181ae4d4f7d3c5ed5b261e45
Merge: 601adae 077c763
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Thu Jan 5 20:35:01 2017 +0100

    Merge branch 'dwarf5gcc-readelf-gdb-callsite-macro' into dwarf5gcc-readelf-gdb-callsite-macro-data16

commit 077c763047d102d48b126001493bcfcf731cc9bc
Merge: 1d047e9 7eb0cea
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Thu Jan 5 20:35:00 2017 +0100

    Merge branch 'dwarf5gcc-readelf-gdb-callsite' into dwarf5gcc-readelf-gdb-callsite-macro

commit 7eb0ceab3528a117d73afa656d0399a750f751ad
Merge: 0fab21f 49affa3
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Thu Jan 5 20:34:59 2017 +0100

    Merge branch 'dwarf5gcc-readelf-gdb' into dwarf5gcc-readelf-gdb-callsite

commit 49affa31624369a1fbcc7411e29451b0e2df2998
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Thu Jan 5 20:34:30 2017 +0100

    -O2 -Werror fixes by: Victor Leschuk

-----------------------------------------------------------------------

Summary of changes:
 binutils/dwarf.c |    9 +++++++--
 gdb/dwarf2read.c |    5 +++++
 2 files changed, 12 insertions(+), 2 deletions(-)

First 500 lines of diff:
diff --git a/binutils/dwarf.c b/binutils/dwarf.c
index dfc34b5..fa4367a 100644
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -831,7 +831,8 @@ process_abbrev_section (unsigned char *start, unsigned char *end)
       do
 	{
 	  unsigned long form;
-	  bfd_signed_vma implicit_const;
+	  /* Initialize it due to a false compiler warning.  */
+	  bfd_signed_vma implicit_const = -1;
 
 	  attribute = read_uleb128 (start, & bytes_read, end);
 	  start += bytes_read;
@@ -2490,7 +2491,11 @@ process_debug_info (struct dwarf_section *section,
       this_set = find_cu_tu_set_v2 (cu_offset, do_types);
 
       if (compunit.cu_version < 5)
-	compunit.cu_unit_type = DW_UT_compile;
+	{
+	  compunit.cu_unit_type = DW_UT_compile;
+	  /* Initialize it due to a false compiler warning.  */
+	  compunit.cu_pointer_size = -1;
+	}
       else
 	{
 	  SAFE_BYTE_GET_AND_INC (compunit.cu_unit_type, hdrptr, 1, end);
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index e6a0ba8..9d579c8 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -15669,6 +15669,11 @@ abbrev_table_read_table (struct dwarf2_section_info *section,
 						   &bytes_read);
 	      abbrev_ptr += bytes_read;
 	    }
+	  else
+	    {
+	      /* Initialize it due to a false compiler warning.  */
+	      implicit_const = -1;
+	    }
 
 	  if (abbrev_name == 0)
 	    break;


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