2 files changed, 75 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.ada/exception-lto.c b/gdb/testsuite/gdb.ada/exception-lto.c
new file mode 100644
index 0000000..c5ee69d
--- /dev/null
+++ b/gdb/testsuite/gdb.ada/exception-lto.c
@@ -0,0 +1,40 @@
+/* This test program is part of GDB, the GNU debugger.
+
+   Copyright 2024 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/>.  */
+
+/* We need a few extra functions here to ensure that the dictionary
+   for the global block has more than one slot.  */
+
+void f1 () { }
+void f2 () { }
+void f3 () { }
+void f4 () { }
+
+void
+__gnat_debug_raise_exception ()
+{
+}
+
+void
+__gnat_begin_handler_v1 ()
+{
+}
+
+int
+main ()
+{
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.ada/exception-lto.exp b/gdb/testsuite/gdb.ada/exception-lto.exp
new file mode 100644
index 0000000..21059a3
--- /dev/null
+++ b/gdb/testsuite/gdb.ada/exception-lto.exp
@@ -0,0 +1,35 @@
+# Copyright 2024 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/>.
+
+# This test mimics the situation where an Ada program (including the
+# runtime) is built with -flto.  In this situation, gcc emits the
+# exception handling functions in the DWARF -- but in a CU that is
+# marked as coming from "C".  This then triggered a bug causing the
+# Ada catchpoint code not to find the underlying runtime functions.
+
+require allow_ada_tests
+
+standard_testfile .c
+
+if {[build_executable "failed to prepare" $testfile $srcfile] == -1} {
+    return -1
+}
+
+# Try this test in both the C and Ada language modes.
+foreach_with_prefix lang {c ada} {
+    clean_restart $testfile
+    gdb_test_no_output "set lang $lang"
+    gdb_test "catch exception" "Catchpoint 1: all Ada exceptions"
+}