7649e489fb
Fix DW_OP_GNU_implicit_pointer for DWARF32 v3+ on 64-bit arches. Fix internal error on some optimized-out values.
92 lines
2.8 KiB
Diff
92 lines
2.8 KiB
Diff
commit 51dab9e418741ac7065cd5a6ec9b57285e90227c
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https://bugzilla.redhat.com/show_bug.cgi?id=738482
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--- a/gdb/printcmd.c
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+++ b/gdb/printcmd.c
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@@ -1981,6 +1981,10 @@ print_variable_and_value (const char *name, struct symbol *var,
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struct value_print_options opts;
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val = read_var_value (var, frame);
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+
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+ make_cleanup_restore_selected_frame ();
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+ select_frame (frame);
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+
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get_user_print_options (&opts);
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common_val_print (val, stream, indent, &opts, current_language);
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}
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/vla-frame.c
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@@ -0,0 +1,31 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2011 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation; either version 3 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
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+
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+#include <string.h>
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+
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+int
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+main (int argc, char **argv)
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+{
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+ char s[2 + argc];
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+ void (*f) (char *) = 0;
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+
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+ memset (s, 0, sizeof (s));
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+ s[0] = 'X';
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+
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+ f (s);
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+ return 0;
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+}
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/vla-frame.exp
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@@ -0,0 +1,38 @@
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+# Copyright 2011 Free Software Foundation, Inc.
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 3 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+set testfile vla-frame
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+set executable ${testfile}
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+
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+if { [prepare_for_testing ${testfile}.exp ${executable}] } {
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+ return -1
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+}
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+
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+if ![runto_main] {
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+ return -1
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+}
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+
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+set test "continue"
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+gdb_test_multiple $test $test {
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+ -re "Continuing\\.\r\n\r\nProgram received signal SIGSEGV, Segmentation fault\\.\r\n0x0+ in \\?\\? \\(\\)\r\n$gdb_prompt $" {
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+ pass $test
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+ }
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+ -re "\r\n$gdb_prompt $" {
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+ untested ${testfile}.exp
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+ return
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+ }
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+}
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+
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+gdb_test "bt full" "\r\n +s = \"X\\\\000\"\r\n.*"
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