* dw2-ref-missing-frame.S, dw2-ref-missing-frame.exp: New files.

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index f2aa2fa7c579346d11c8cc46956b4dcbb9d6a1ca..6cc35247988188b297e8179e24e6e58a920bb5a9 100644 (file)
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2008-06-05  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * dw2-ref-missing-frame.S, dw2-ref-missing-frame.exp: New files.
+
 2008-05-28  Vladimir Prus  <vladimir@codesourcery.com>
 
         * gdb.mi/mi-var-cmd.exp: Adjust for the fact that type_changed field is

diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.S b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.S
new file mode 100644 (file)
index 0000000..058fe55
--- /dev/null
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.S
@@ -0,0 +1,301 @@
+       .file   "ref-missing-frame.c"
+       .section        .debug_abbrev,"",@progbits
+.Ldebug_abbrev0:
+       .section        .debug_info,"",@progbits
+.Ldebug_info0:
+       .section        .debug_line,"",@progbits
+.Ldebug_line0:
+       .text
+.Ltext0:
+.globl main
+       .type   main, @function
+main:
+.LFB2:
+       .file 1 "ref-missing-frame.c"
+       .loc 1 3 0
+       leal    4(%esp), %ecx
+.LCFI0:
+       andl    $-16, %esp
+       pushl   -4(%ecx)
+.LCFI1:
+       pushl   %ebp
+.LCFI2:
+       movl    %esp, %ebp
+.LCFI3:
+       pushl   %ecx
+.LCFI4:
+       subl    $16, %esp
+.LCFI5:
+       .loc 1 6 0
+       movl    $0, %eax
+       .loc 1 7 0
+       addl    $16, %esp
+       popl    %ecx
+       popl    %ebp
+       leal    -4(%ecx), %esp
+       ret
+.LFE2:
+       .size   main, .-main
+       .section        .debug_frame,"",@progbits
+.Lframe0:
+       .long   .LECIE0-.LSCIE0
+.LSCIE0:
+       .long   0xffffffff
+       .byte   0x1
+       .string ""
+       .uleb128 0x1
+       .sleb128 -4
+       .byte   0x8
+       .byte   0xc
+       .uleb128 0x4
+       .uleb128 0x4
+       .byte   0x88
+       .uleb128 0x1
+       .align 4
+.LECIE0:
+.LSFDE0:
+       .long   .LEFDE0-.LASFDE0
+.LASFDE0:
+       .long   .Lframe0
+       .long   .LFB2
+       .long   .LFE2-.LFB2
+       .byte   0x4
+       .long   .LCFI0-.LFB2
+       .byte   0xc
+       .uleb128 0x1
+       .uleb128 0x0
+       .byte   0x9
+       .uleb128 0x4
+       .uleb128 0x1
+       .byte   0x4
+       .long   .LCFI1-.LCFI0
+       .byte   0xc
+       .uleb128 0x4
+       .uleb128 0x4
+       .byte   0x4
+       .long   .LCFI2-.LCFI1
+       .byte   0xe
+       .uleb128 0x8
+       .byte   0x85
+       .uleb128 0x2
+       .byte   0x4
+       .long   .LCFI3-.LCFI2
+       .byte   0xd
+       .uleb128 0x5
+       .byte   0x4
+       .long   .LCFI4-.LCFI3
+       .byte   0x84
+       .uleb128 0x3
+       .align 4
+.LEFDE0:
+       .text
+.Letext0:
+       .section        .debug_loc,"",@progbits
+.Ldebug_loc0:
+.LLST0:
+       .long   .LFB2-.Ltext0
+       .long   .LCFI0-.Ltext0
+       .value  0x2
+#if 0
+       .byte   0x74
+#else
+       /* DW_OP_fbreg.  */
+       .byte   0x91
+#endif
+       .sleb128 4
+       .long   .LCFI0-.Ltext0
+       .long   .LCFI1-.Ltext0
+       .value  0x2
+#if 0
+       .byte   0x74
+#else
+       /* DW_OP_fbreg.  */
+       .byte   0x91
+#endif
+       .sleb128 4
+       .long   .LCFI1-.Ltext0
+       .long   .LCFI2-.Ltext0
+       .value  0x2
+#if 0
+       .byte   0x74
+#else
+       /* DW_OP_fbreg.  */
+       .byte   0x91
+#endif
+       .sleb128 4
+       .long   .LCFI2-.Ltext0
+       .long   .LCFI3-.Ltext0
+       .value  0x2
+#if 0
+       .byte   0x74
+#else
+       /* DW_OP_fbreg.  */
+       .byte   0x91
+#endif
+       .sleb128 8
+       .long   .LCFI3-.Ltext0
+       .long   .LFE2-.Ltext0
+       .value  0x2
+#if 0
+       .byte   0x74
+#else
+       /* DW_OP_fbreg.  */
+       .byte   0x91
+#endif
+       .sleb128 8
+       .long   0x0
+       .long   0x0
+       .section        .debug_info
+       .long   0x5a
+       .value  0x2
+       .long   .Ldebug_abbrev0
+       .byte   0x4
+       .uleb128 0x1
+       .long   .LASF0
+       .byte   0x1
+       .long   .LASF1
+       .long   .LASF2
+       .long   .Ltext0
+       .long   .Letext0
+       .long   .Ldebug_line0
+       .uleb128 0x2
+       .byte   0x1
+       .long   .LASF3
+       .byte   0x1
+       .byte   0x3
+       .byte   0x1
+       .long   0x51
+       .long   .LFB2
+       .long   .LFE2
+       .long   .LLST0  /* DW_AT_frame_base */
+       .long   0x51
+       .uleb128 0x3
+       .string "var"
+       .byte   0x1
+       .byte   0x4
+       .long   0x58
+       .byte   0x2
+       .byte   0x91
+       .sleb128 -16
+       .byte   0x0
+       .uleb128 0x4
+       .byte   0x4
+       .byte   0x5
+       .string "int"
+       .uleb128 0x5
+       .long   0x51
+       .byte   0x0
+       .section        .debug_abbrev
+       .uleb128 0x1
+       .uleb128 0x11
+       .byte   0x1
+       .uleb128 0x25
+       .uleb128 0xe
+       .uleb128 0x13
+       .uleb128 0xb
+       .uleb128 0x3
+       .uleb128 0xe
+       .uleb128 0x1b
+       .uleb128 0xe
+       .uleb128 0x11
+       .uleb128 0x1
+       .uleb128 0x12
+       .uleb128 0x1
+       .uleb128 0x10
+       .uleb128 0x6
+       .byte   0x0
+       .byte   0x0
+       .uleb128 0x2
+       .uleb128 0x2e
+       .byte   0x1
+       .uleb128 0x3f
+       .uleb128 0xc
+       .uleb128 0x3
+       .uleb128 0xe
+       .uleb128 0x3a
+       .uleb128 0xb
+       .uleb128 0x3b
+       .uleb128 0xb
+       .uleb128 0x27
+       .uleb128 0xc
+       .uleb128 0x49
+       .uleb128 0x13
+       .uleb128 0x11
+       .uleb128 0x1
+       .uleb128 0x12
+       .uleb128 0x1
+#ifndef NO_FRAME_BASE
+       .uleb128 0x40 /* DW_AT_frame_base */
+#else
+       .uleb128 0x38 /* DW_AT_data_member_location */
+#endif
+       .uleb128 0x6
+       .uleb128 0x1
+       .uleb128 0x13
+       .byte   0x0
+       .byte   0x0
+       .uleb128 0x3
+       .uleb128 0x34
+       .byte   0x0
+       .uleb128 0x3
+       .uleb128 0x8
+       .uleb128 0x3a
+       .uleb128 0xb
+       .uleb128 0x3b
+       .uleb128 0xb
+       .uleb128 0x49
+       .uleb128 0x13
+       .uleb128 0x2
+       .uleb128 0xa
+       .byte   0x0
+       .byte   0x0
+       .uleb128 0x4
+       .uleb128 0x24
+       .byte   0x0
+       .uleb128 0xb
+       .uleb128 0xb
+       .uleb128 0x3e
+       .uleb128 0xb
+       .uleb128 0x3
+       .uleb128 0x8
+       .byte   0x0
+       .byte   0x0
+       .uleb128 0x5
+       .uleb128 0x35
+       .byte   0x0
+       .uleb128 0x49
+       .uleb128 0x13
+       .byte   0x0
+       .byte   0x0
+       .byte   0x0
+       .section        .debug_pubnames,"",@progbits
+       .long   0x17
+       .value  0x2
+       .long   .Ldebug_info0
+       .long   0x5e
+       .long   0x25
+       .string "main"
+       .long   0x0
+       .section        .debug_aranges,"",@progbits
+       .long   0x1c
+       .value  0x2
+       .long   .Ldebug_info0
+       .byte   0x4
+       .byte   0x0
+       .value  0x0
+       .value  0x0
+       .long   .Ltext0
+       .long   .Letext0-.Ltext0
+       .long   0x0
+       .long   0x0
+       .section        .debug_str,"MS",@progbits,1
+.LASF0:
+       .string "GNU C 4.3.0 20080416 (Red Hat 4.3.0-7)"
+.LASF2:
+       .string "/tmp"
+.LASF1:
+       .string "ref-missing-frame.c"
+.LASF3:
+       .string "main"
+       .ident  "GCC: (GNU) 4.3.0 20080416 (Red Hat 4.3.0-7)"
+       .section        .note.GNU-stack,"",@progbits

diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp
new file mode 100644 (file)
index 0000000..876cd8c
--- /dev/null
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp
@@ -0,0 +1,62 @@
+# Copyright 2008 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/>.
+
+# Minimal DWARF-2 unit test
+
+# This test can only be run on targets which support DWARF-2 and use gas.
+# For now pick a sampling of likely targets.
+if {![istarget *-*-linux*]
+    && ![istarget *-*-gnu*]
+    && ![istarget *-*-elf*]
+    && ![istarget *-*-openbsd*]
+    && ![istarget arm-*-eabi*]
+    && ![istarget powerpc-*-eabi*]} {
+    return 0  
+}
+
+if {![istarget "i?86-*-*"]} then {
+    return 0
+}
+
+set testfile "dw2-ref-missing-frame"
+set srcfile ${testfile}.S
+set binfile ${objdir}/${subdir}/${testfile}
+
+# First try referencing DW_AT_frame_base which is not defined.
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list {additional_flags=-DNO_FRAME_BASE}]] != "" } {
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+runto_main
+
+gdb_test "p var" {Could not find the frame base for "main".}
+
+# And now try referencing DW_AT_frame_base defined using a self-reference
+# (DW_OP_fbreg).
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } {
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+runto_main
+
+gdb_test "p var" "DWARF-2 expression error: Loop detected .*"