[SCM] archer-jankratochvil-misc: New testcase for:

[jkratoch@sourceware.org]

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- Log -----------------------------------------------------------------
commit a6ed408bab2c039e7056f9f961d60baaafed4895
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Sun Jan 25 22:36:55 2009 +0100

    New testcase for:
    https://bugzilla.redhat.com/show_bug.cgi?id=466222
    	(for the first / customer recommended fix)
    and the upstream fix:
    http://sourceware.org/ml/gdb-patches/2006-11/msg00253.html
    	[rfc] Do not make up line information
    http://sourceware.org/ml/gdb-cvs/2006-11/msg00127.html

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

Summary of changes:
 gdb/testsuite/gdb.base/lineno-makeup.c   |   32 ++++++++++++++++
 gdb/testsuite/gdb.base/lineno-makeup.exp |   58 ++++++++++++++++++++++++++++++
 2 files changed, 90 insertions(+), 0 deletions(-)
 create mode 100644 gdb/testsuite/gdb.base/lineno-makeup.c
 create mode 100644 gdb/testsuite/gdb.base/lineno-makeup.exp

First 500 lines of diff:
diff --git a/gdb/testsuite/gdb.base/lineno-makeup.c b/gdb/testsuite/gdb.base/lineno-makeup.c
new file mode 100644
index 0000000..1e7a501
--- /dev/null
+++ b/gdb/testsuite/gdb.base/lineno-makeup.c
@@ -0,0 +1,32 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2009 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/>.  */
+
+/* DW_AT_low_pc-DW_AT_high_pc should cover the function without line number
+   information (.debug_line) so we cannot use an external object file.
+   
+   It must not be just a label as it would alias on the next function even for
+   correct GDB.  Therefore a stub byte must be placed there.  */
+
+extern void func (void);
+asm ("func: .quad 0");
+
+int
+main (void)
+{
+  func ();
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.base/lineno-makeup.exp b/gdb/testsuite/gdb.base/lineno-makeup.exp
new file mode 100644
index 0000000..c85c680
--- /dev/null
+++ b/gdb/testsuite/gdb.base/lineno-makeup.exp
@@ -0,0 +1,58 @@
+# Copyright 2009 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 "lineno-makeup"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+if { [prepare_for_testing ${testfile}.exp "${testfile}" "${testfile}.c" {debug}] } {
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+set b_addr ""
+set test "break func"
+gdb_test_multiple $test $test {
+    -re "Breakpoint \[0-9\]+ at (0x\[0-9a-f\]+)\r\n$gdb_prompt $" {
+	set b_addr $expect_out(1,string)
+	pass $test
+    }
+    -re "Breakpoint \[0-9\]+ at (0x\[0-9a-f\]+): .*\r\n$gdb_prompt $" {
+	set b_addr $expect_out(1,string)
+	fail $test
+    }
+}
+verbose -log "b_addr=<$b_addr>"
+
+set p_addr ""
+set test "print func"
+gdb_test_multiple $test $test {
+    -re "\\$\[0-9\]+ = {<text variable, no debug info>} (0x\[0-9a-f\]+) <func>\r\n$gdb_prompt $" {
+	set p_addr $expect_out(1,string)
+	pass $test
+    }
+}
+verbose -log "p_addr=<$p_addr>"
+
+set test "break and print addresses match"
+if {$b_addr == $p_addr} {
+    pass $test
+} else {
+    fail $test
+}


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