61 lines
2.3 KiB
Plaintext
61 lines
2.3 KiB
Plaintext
# Copyright 2008, 2009, 2010 Free Software Foundation, Inc.
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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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# This test can only be run on targets which support DWARF-2 and use gas.
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# For now pick a sampling of likely targets.
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if {![istarget *-*-linux*]
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&& ![istarget *-*-gnu*]
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&& ![istarget *-*-elf*]
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&& ![istarget *-*-openbsd*]
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&& ![istarget arm-*-eabi*]
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&& ![istarget powerpc-*-eabi*]} {
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return 0
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}
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set testfile "dw2-ref-missing-frame"
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set srcsfile ${testfile}.S
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set objsfile ${objdir}/${subdir}/${testfile}.o
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set srcfuncfile ${testfile}-func.c
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set objfuncfile ${objdir}/${subdir}/${testfile}-func.o
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set srcmainfile ${testfile}-main.c
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set objmainfile ${objdir}/${subdir}/${testfile}-main.o
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set executable ${testfile}
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set binfile ${objdir}/${subdir}/${executable}
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if { [gdb_compile "${srcdir}/${subdir}/${srcsfile}" $objsfile object {}] != ""
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|| [gdb_compile "${srcdir}/${subdir}/${srcfuncfile}" $objfuncfile object {}] != ""
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|| [gdb_compile "${srcdir}/${subdir}/${srcmainfile}" $objmainfile object {debug}] != ""
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|| [gdb_compile "$objsfile $objfuncfile $objmainfile" $binfile executable {}] != "" } {
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return -1
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}
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clean_restart $executable
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# First try referencing DW_AT_frame_base which is not defined.
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if [runto func_nofb] {
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gdb_test "p func_nofb_var" {Could not find the frame base for "func_nofb".} "func_nofb print"
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gdb_test "bt full" " in main .* main_var = 1" "func_nofb backtrace"
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}
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# GDB could have crashed.
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clean_restart $executable
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# And now try referencing DW_AT_frame_base defined using a self-reference
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# (DW_OP_fbreg).
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if [runto func_loopfb] {
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gdb_test "p func_loopfb_var" "DWARF-2 expression error: Loop detected .*" "func_loopfb print"
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gdb_test "bt full" " in main .* main_var = 1" "func_loopfb backtrace"
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}
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