1 # Test NOCROSSREFS in a linker script.
2 # By Ian Lance Taylor
, Cygnus Support.
4 # Free Software Foundation
, Inc.
6 # This file is free software
; you can redistribute it and
/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation
; either version
2 of the License
, or
9 #
(at your option
) any later version.
11 # This
program is distributed in the hope that it will be useful
,
12 # but WITHOUT
ANY WARRANTY
; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License
for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this
program; if not
, write to the Free Software
18 # Foundation
, Inc.
, 59 Temple Place
- Suite
330, Boston
, MA
02111-1307, USA.
20 set test1
"NOCROSSREFS 1"
21 set test2
"NOCROSSREFS 2"
23 if { [which $CC
] == 0 } {
29 if { ![ld_compile $CC
"$srcdir/$subdir/cross1.c" tmpdir/cross1.o] \
30 ||
![ld_compile $CC
"$srcdir/$subdir/cross2.c" tmpdir/cross2.o] } {
36 set flags
[big_or_little_endian
]
38 # The a29k compiled code calls V_SPILL and V_FILL. Since we don
't
39 # need to run this code, but we don't have definitions
for those
40 # functions
, we just
define them out.
41 if [istarget a29k
*-*-*] {
42 set flags
"$flags --defsym V_SPILL=0 --defsym V_FILL=0"
45 verbose
-log "$ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o"
47 catch
"exec $ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o" exec_output
49 set exec_output
[prune_warnings $exec_output
]
51 regsub
-all
"(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
53 if [string match
"" $exec_output] then {
56 verbose
-log "$exec_output"
57 if [regexp
"prohibited cross reference from .* to `foo' in" $exec_output] {
64 # Check cross references within a single object.
66 if { ![ld_compile $CC
"$srcdir/$subdir/cross3.c" tmpdir/cross3.o] } {
71 verbose
-log "$ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o"
73 catch
"exec $ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o" exec_output
75 set exec_output
[prune_warnings $exec_output
]
77 regsub
-all
"(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
79 if [string match
"" $exec_output] then {
82 verbose
-log "$exec_output"
83 if [regexp
"prohibited cross reference from .* to `.*' in" $exec_output] {