[SCM] users/jkratoch/indexcxx-nameswrite-namesread: .

[jkratoch@sourceware.org]

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- Log -----------------------------------------------------------------
commit 3bd2320fbad278743efe491edb301caa5abd37e7
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Mon May 22 23:40:57 2017 +0200

    .

commit c33162d9d898a902c28e89ce0ec9f0d855b584e8
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Mon May 22 23:20:01 2017 +0200

    .

commit 8e76921b533ca4e4f103654b2c379164761565cf
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Mon May 22 21:08:17 2017 +0200

    .

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

Summary of changes:
 gdb/psymtab.c                                      |    3 +++
 gdb/testsuite/gdb.base/maint.exp                   |    7 +++++--
 gdb/testsuite/gdb.dlang/watch-loc.c                |   19 +++++++++++++++++++
 .../gdb.dwarf2/dw2-case-insensitive-debug.S        |   17 +++++++++++++++++
 4 files changed, 44 insertions(+), 2 deletions(-)

First 500 lines of diff:
diff --git a/gdb/psymtab.c b/gdb/psymtab.c
index bb482ee..1681929 100644
--- a/gdb/psymtab.c
+++ b/gdb/psymtab.c
@@ -1988,6 +1988,9 @@ maintenance_print_psymbols (char *args, int from_tty)
       int print_for_objfile = 1;
 
       QUIT;
+      if (objfile->sf->sym_read_psymbols == NULL)
+	continue;
+
       if (objfile_arg != NULL)
 	print_for_objfile
 	  = compare_filenames_for_search (objfile_name (objfile),
diff --git a/gdb/testsuite/gdb.base/maint.exp b/gdb/testsuite/gdb.base/maint.exp
index 782a21c..8e79451 100644
--- a/gdb/testsuite/gdb.base/maint.exp
+++ b/gdb/testsuite/gdb.base/maint.exp
@@ -91,8 +91,11 @@ if ![runto_main] then {
 
 # If we're using .gdb_index there will be no psymtabs.
 set have_gdb_index 0
-gdb_test_multiple "maint info sections .gdb_index" "check for .gdb_index" {
-    -re ": .gdb_index.*$gdb_prompt $" {
+gdb_test_multiple "maint info sections .gdb_index .debug_names" "check for .gdb_index" {
+    -re ": \\.gdb_index .*\r\n$gdb_prompt $" {
+	set have_gdb_index 1
+    }
+    -re ": \\.debug_names .*\r\n$gdb_prompt $" {
 	set have_gdb_index 1
     }
     -re ".*$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.dlang/watch-loc.c b/gdb/testsuite/gdb.dlang/watch-loc.c
index 0ffc377..a1f3caa 100644
--- a/gdb/testsuite/gdb.dlang/watch-loc.c
+++ b/gdb/testsuite/gdb.dlang/watch-loc.c
@@ -34,3 +34,22 @@ main (void)
   return _Dmain ();
 }
 
+// .gdb_index contained this map but .debug_names is generated by GDB
+// while it depends on .debug_aranges generated by GCC.
+asm (
+"	.pushsection	.debug_aranges,\"\",@progbits \n"
+"	.4byte	.Laranges_end - .Laranges_start \n"	// Length of Address Ranges Info
+".Laranges_start: \n"
+"	.2byte	0x2 \n"	// DWARF Version
+"	.4byte	0 \n" // .Ldebug_info0 - Offset of Compilation Unit Info
+"	.byte	4 \n"	// Size of Address
+"	.byte	0 \n"	// Size of Segment Descriptor
+"	.2byte	0 \n"	// Pad to 16 byte boundary
+"	.2byte	0 \n"
+"	.4byte	_Dmain \n"	// Address
+"	.4byte	0x1000 \n"	// Length
+"	.4byte	0 \n"
+"	.4byte	0 \n"
+".Laranges_end: \n"
+"	.popsection \n"
+);
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive-debug.S b/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive-debug.S
index 3bbd725..5a968bd 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive-debug.S
+++ b/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive-debug.S
@@ -57,6 +57,23 @@
 	.byte		0			/* End of children of CU */
 .Lcu1_end:
 
+	// .gdb_index contained this map but .debug_names is generated by GDB
+	// while it depends on .debug_aranges generated by GCC.
+	.section	.debug_aranges,"",@progbits
+	.4byte	.Laranges_end - .Laranges_start	// Length of Address Ranges Info
+.Laranges_start:
+	.2byte	0x2	// DWARF Version
+	.4byte	0 // .Ldebug_info0 - Offset of Compilation Unit Info
+	.byte	PTRBITS / 8	// Size of Address
+	.byte	0	// Size of Segment Descriptor
+	.2byte	0	// Pad to 16 byte boundary
+	.2byte	0
+	PTRBYTE	cu_text_start	// Address
+	PTRBYTE	0x1000 // cu_text_end - cu_text_start	// Length
+	PTRBYTE	0
+	PTRBYTE	0
+.Laranges_end:
+
 /* Abbrev table */
 	.section .debug_abbrev
 .Labbrev1_begin:


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