gdb/doc/

	* gdb.texinfo (Index Section Format): Change the version to 5.
	Describe the different formula.

gdb/
	Case insensitive lookups implementation.
	* dwarf2read.c: Include ctype.h.
	(struct mapped_index): New field version.
	(mapped_index_string_hash): New parameter index_version.  New comment
	for it.  Call tolower appropriately.
	(find_slot_in_mapped_hash): New variable cmp, initialize it, use it.
	Choose the right index version for mapped_index_string_hash.
	(dwarf2_read_index): Support also the index version 5.  Initialize the
	new struct mapped_index field version.
	(hash_strtab_entry): Pass INT_MAX for the new parameter, explain why.
	(find_slot): Explain the version needs.  Pass INT_MAX for the new
	parameter.
	(write_psymtabs_to_index): Produce version 5.
	* minsyms.c (lookup_minimal_symbol): New variable cmp, initialize it,
	use it.  New comment for SYMBOL_MATCHES_SEARCH_NAME.
	* psymtab.c (lookup_partial_symbol): Find the
	SYMBOL_MATCHES_SEARCH_NAME start of the found block of matching
	entries.
	* symtab.c (lookup_symbol_in_language): Remove the case_sensitive_off
	NAME lowercasing.
	(search_symbols): Pass REG_ICASE to regcomp for case_sensitive_off.
	(completion_list_add_name): New variable ncmp, initialize it, use it.
	* symtab.h (SYMBOL_HASH_NEXT): Always call tolower.
	* utils.c (strcmp_iw): Support case_sensitive_off.
	(strcmp_iw_ordered): Sort in a way compatible with case_sensitive_off.
	New function comment part.  New variables saved_string1,
	saved_string2 and case_pass.  Add a proper second pass.

gdb/testsuite/
	* gdb.base/fortran-sym-case.c: New file.
	* gdb.base/fortran-sym-case.exp: New file.
	* gdb.dwarf2/dw2-case-insensitive-debug.S: New file.
	* gdb.dwarf2/dw2-case-insensitive.c: New file.
	* gdb.dwarf2/dw2-case-insensitive.exp: New file.

2 files changed, 49 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/fortran-sym-case.c b/gdb/testsuite/gdb.base/fortran-sym-case.c
new file mode 100644
index 0000000..ffde268
--- /dev/null
+++ b/gdb/testsuite/gdb.base/fortran-sym-case.c
@@ -0,0 +1,22 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2011 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+int
+main (int argc, char **aRGv)
+{
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.base/fortran-sym-case.exp b/gdb/testsuite/gdb.base/fortran-sym-case.exp
new file mode 100644
index 0000000..4b9cf76
--- /dev/null
+++ b/gdb/testsuite/gdb.base/fortran-sym-case.exp
@@ -0,0 +1,27 @@
+# Copyright (C) 2011 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+set testfile fortran-sym-case
+if { [prepare_for_testing ${testfile}.exp ${testfile}] } {
+    return -1
+}
+
+if ![runto_main] {
+    return -1
+}
+
+gdb_test "set language fortran" {Warning: the current language does not match this frame\.}
+
+gdb_test "frame" ", aRGv=.*"