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* [binutils-gdb] Add C++ "save gdb-index" test
@ 2022-04-12 14:08 Tom Tromey
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From: Tom Tromey @ 2022-04-12 14:08 UTC (permalink / raw)
To: gdb-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ce70f11ffe868ba5c71594b43badd60552e29bb4
commit ce70f11ffe868ba5c71594b43badd60552e29bb4
Author: Tom Tromey <tom@tromey.com>
Date: Tue Apr 12 07:55:40 2022 -0600
Add C++ "save gdb-index" test
I found a bug in the new DWARF reader series, related to the handling
of enumerator names. This bug caused a crash, so this patch adds a
regression test for this particular case. I'm checking this in.
Diff:
---
gdb/testsuite/gdb.dwarf2/gdb-index-cxx.exp | 35 ++++++++++++++++++++++++++++++
gdb/testsuite/gdb.dwarf2/index.cc | 29 +++++++++++++++++++++++++
2 files changed, 64 insertions(+)
diff --git a/gdb/testsuite/gdb.dwarf2/gdb-index-cxx.exp b/gdb/testsuite/gdb.dwarf2/gdb-index-cxx.exp
new file mode 100644
index 00000000000..26ecdec962a
--- /dev/null
+++ b/gdb/testsuite/gdb.dwarf2/gdb-index-cxx.exp
@@ -0,0 +1,35 @@
+# Copyright 2022 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/>.
+
+load_lib dwarf.exp
+
+standard_testfile index.cc
+
+if {[prepare_for_testing "failed to prepare" "${testfile}" \
+ [list ${srcfile}]]} {
+ return -1
+}
+
+# The bug was that gdb would crash when saving.
+set output_dir [standard_output_file ""]
+set cmd "save gdb-index"
+gdb_test_multiple "$cmd $output_dir" $cmd {
+ -re -wrap "Cannot use an index to create the index.*" {
+ unsupported $gdb_test_name
+ }
+ -re "^$cmd \[^\r\n\]*\r\n$gdb_prompt $" {
+ pass $gdb_test_name
+ }
+}
diff --git a/gdb/testsuite/gdb.dwarf2/index.cc b/gdb/testsuite/gdb.dwarf2/index.cc
new file mode 100644
index 00000000000..763e2f231b9
--- /dev/null
+++ b/gdb/testsuite/gdb.dwarf2/index.cc
@@ -0,0 +1,29 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2022 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/>. */
+
+/* Test C++ index saving. */
+
+enum E { ONE, TWO };
+E e_value = ONE;
+
+enum class EC { THREE, FOUR };
+EC ec_value = EC::THREE;
+
+int main ()
+{
+ return 0;
+}
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