gdb

	PR backtrace/10770:
	* valarith.c (value_binop): Handle BINOP_GTR, BINOP_LEQ, and
	BINOP_GEQ.  Handle BINOP_NOTEQUAL in the signed case.
	* dwarf2expr.c (new_dwarf_expr_context): Allocate
	dwarf_stack_values, not CORE_ADDRs.
	(execute_stack_op): Change DW_OP_div and comparison operators to
	use signed operands.
gdb/testsuite
	PR backtrace/10770:
	* gdb.dwarf2/pr10770.exp: New file.
	* gdb.dwarf2/pr10770.c: New file.
	* gdb.dwarf2/Makefile.in (EXECUTABLES): Add pr10770.

1 files changed, 44 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.dwarf2/pr10770.exp b/gdb/testsuite/gdb.dwarf2/pr10770.exp
new file mode 100644
index 0000000..329ace5
--- /dev/null
+++ b/gdb/testsuite/gdb.dwarf2/pr10770.exp
@@ -0,0 +1,44 @@
+# Copyright 2010 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 DW_OP_call_frame_cfa.
+
+set testfile "pr10770"
+set srcfile ${testfile}.c
+
+if {[prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}]} {
+    return 0
+}
+
+# This test can only be run on targets which use GCC.
+get_compiler_info ${testfile}
+if {![test_compiler_info "gcc-*"]} {
+    return 0
+}
+
+if {![runto_main]} {
+    return -1
+}
+
+# This test also requires DWARF 2.
+get_debug_format
+if {![test_debug_format "DWARF 2"]} {
+    return -1
+}
+
+gdb_test "break force_unwind" "Breakpoint .*" "set breakpoint for pr10770"
+gdb_test "cont" "Breakpoint ., force_unwind .*"
+# If we have the bug, this will hang.
+gdb_test "frame 2" "#2 .* callme .*"