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# Copyright 2011 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/>.
load_lib dwarf.exp
# Test multiple location breakpoints vs. prologue analysis on -O2 -g code.
# when the first statement of a function is an inlined function GDB could
# crash. Map of this testcase:
#
# File name Line number Starting address
# main.c 5 func_start
# other.c 1 func0
# `inlined' called at main.c line 8
# main.c 9 func1
# func1 = Breakpoint location 1
# other.c 1 func2
# `inlined2' called at main.c line 11
# main.c 9 func3
# func3 = Breakpoint location 2
# `otherinline' called at main.c line 9
# end of main func_end
# This test can only be run on targets which support DWARF-2 and use gas.
if {![dwarf2_support]} {
return 0
}
set testfile "dw2-skip-prologue"
set executable ${testfile}
set binfile ${objdir}/${subdir}/${executable}
if {[build_executable ${testfile}.exp ${executable} "${testfile}.c ${testfile}.S" {additional_flags=-DINLINED}] == -1} {
return -1
}
# We need those symbols global to access them from the .S file.
set test "strip stub symbols"
set objcopy_program [transform objcopy]
set result [catch "exec $objcopy_program \
-N func0 -N func1 -N func2 -N func3 -N func_start -N func_end \
-N fund0 -N fund1 -N fund2 -N fund3 -N fund -N fund_start \
${binfile}" output]
verbose "result is $result"
verbose "output is $output"
if {$result != 0} {
fail $test
return
}
pass $test
clean_restart $executable
if ![runto_main] {
return -1
}
gdb_breakpoint "func"
gdb_continue_to_breakpoint "func"
# Sanity check GDB has really found 2 locations
gdb_test {info break $bpnum} "\r\n2\\.1\[ \t\]\[^\n\]*\r\n2\\.2\[ \t\]\[^\n\]*" "2 locations found"
gdb_test "p v" " = 0" "no statement got executed"
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