if $tracelevel then {
	strace $tracelevel
}

set prms_id 0
set bug_id 0

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

if [is_remote host] {
    remote_download host ${srcdir}/${subdir}/langs1.f
    remote_download host ${srcdir}/${subdir}/langs2.cxx
}

if  { [gdb_compile "${srcdir}/${subdir}/langs0.c ${srcdir}/${subdir}/langs1.c ${srcdir}/${subdir}/langs2.c" "${binfile}" executable {debug}] != "" } {
    perror "Couldn't link langs."
    return -1
}

# Create and source the file that provides information about the compiler
# used to compile the test case.
if [get_compiler_info ${binfile}] {
    return -1;
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $binfile

gdb_test "b langs0" {Function "langs0" not defined\.} \
    "break on nonexistent function in langs.exp"

if [runto csub] then {
    global noresults

    gdb_test "show language" "currently c\".*" \
	"show language at csub in langs.exp"
    # On some machines, foo doesn't get demangled because the N_SOL for
    # langs2.cxx is seen only after the function stab for foo.  So
    # the following regexps are kludged to accept foo__Fi as well as foo,
    # even though only the latter is correct.  I haven't tried to xfail it
    # because it depends on details of the compiler.
    
    if {!$gcc_compiled} then { setup_xfail "hppa*-*-hpux*" }
    gdb_test "bt" "#0.*csub.*#1.*(foo|foo__Fi) \\(.*#2.*cppsub_ .*#3.*fsub.*#4.*langs0__2do \\(.*#5  \[0-9a-fx\]* in main.*" "backtrace in langs.exp"

    if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
    gdb_test "up" ".* in (foo|foo__Fi) .* at langs2\\.cxx.*return csub \\(.*" \
	"up to foo in langs.exp"
    gdb_test "show language" "currently c\\+\\+.*" \
	"show language at foo in langs.exp"

    if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
    gdb_test "up" ".* in cppsub_ .* at langs2\\.cxx.*return foo \\(.*" \
	"up to cppsub_ in langs.exp"
    gdb_test "show language" "currently c\\+\\+.*" \
	"show language at cppsub_ in langs.exp"

    if {!$gcc_compiled} then { setup_xfail "rs6000-*-*" }
    gdb_test "up" ".* in fsub.* at langs1\\.f.*return \\(cppsub .*" \
	"up to fsub in langs.exp"
    gdb_test "show language" "currently fortran.*" \
	"show language at fsub in langs.exp"

    if {!$gcc_compiled} then { setup_xfail "hppa*-*-hpux*" }
    gdb_test "up" ".* in langs0__2do .* at .*langs0\\.c.*return fsub.*" \
	"up to langs0__2do in langs.exp"
    gdb_test "show language" "currently c\".*" \
	"show language at langs0__2do in langs.exp"

    gdb_test "up" ".* in main .* at .*langs0\\.c.*if \\(langs0__2do \\(.*" \
	"up to main in langs.exp"
    gdb_test "show language" "currently c\".*" \
	"show language at main in langs.exp"

    if $noresults==1 then { return }

    if [target_info exists use_gdb_stub] {
	gdb_test "cont" "Breakpoint .*exit.*" "continue to exit in langs.exp"
    } else {
	gdb_test "cont" "Program exited normally\\." \
		"continue to exit in langs.exp"
    }
}

return 0
