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# Copyright 2006, 2007, 2008, 2009, 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 .

# The intent of this testcase is to assure that backtrace works while

# single-stepping the instructions that prepare to call a function.

if $tracelevel then {

    strace $tracelevel

}

set prms_id 0

set bug_id 0

set testfile step-bt

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {

    untested "Couldn't compile test program"

    return -1

}

# Get things started.

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

gdb_test "break *hello" \

         "Breakpoint.*at.* file .*$srcfile, line .*" \

         "breakpoint at first instruction of hello()"

gdb_run_cmd

gdb_expect {

    -re ".*Breakpoint.* hello .* at .*$srcfile:.*$gdb_prompt $"  {

        pass "run to hello()"

    }

    -re ".*$gdb_prompt $" {

        fail "run to hello()"

        return -1

    }

    timeout {

        fail "run to hello() (timeout)"

        return -1

    }

}

gdb_test "stepi" \

         "" \

         "step first instruction"

gdb_test "bt" \

         "#0 +(0x\[0-9a-z\]+ in )?hello .*#1 +(0x\[0-9a-z\]* in )?main.*" \

         "backtrace after first instruction step"

gdb_test "stepi" \

         "" \

         "step second instruction"

gdb_test "bt" \

         "#0 +(0x\[0-9a-z\]+ in )?hello .*#1 +(0x\[0-9a-z\]* in )?main.*" \

         "backtrace after second instruction step"