1 # Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 2 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program; if not, write to the Free Software
15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 # GCC testsuite for precompiled header interaction,
18 # that uses the `dg.exp' driver.
26 set old_dg_do_what_default "${dg-do-what-default}"
29 foreach test [lsort [glob -nocomplain $srcdir/$subdir/*.c]] {
30 global runtests torture_without_loops dg-do-what-default
32 # If we're only testing specific files and this isn't one of them, skip it.
33 if ![runtest_file_p $runtests $test] {
36 set nshort "$subdir/[file tail $test]"
37 set bname "[file rootname [file tail $test]]"
39 catch { file delete "$bname.h.gch" }
40 catch { file delete "$bname.s" }
41 catch { file delete "$bname.s-gch" }
43 # We don't try to use the loop-optimizing options, since they are highly
44 # unlikely to make any difference to PCH. However, we do want to
45 # add -O0 -g, since users who want PCH usually want debugging and quick
47 set pch_torture [concat [list {-O0 -g}] $torture_without_loops]
48 foreach flags $pch_torture {
49 verbose "Testing $nshort, $flags" 1
51 # For the header files, the default is to precompile.
52 set dg-do-what-default precompile
53 catch { file delete "$bname.h" }
54 file copy "[file rootname $test].hs" "$bname.h"
55 dg-test -keep-output "$bname.h" $flags ""
57 # For the rest, the default is to compile to .s.
58 set dg-do-what-default compile
60 if { [ file exists "$bname.h.gch" ] } {
61 # Ensure that the PCH file is used, not the original header.
62 file delete "$bname.h"
64 dg-test -keep-output $test $flags "-I."
65 file delete "$bname.h.gch"
66 if { [ file exists "$bname.s" ] } {
67 file rename "$bname.s" "$bname.s-gch"
68 file copy "[file rootname $test].hs" "$bname.h"
69 dg-test -keep-output $test $flags "-I."
70 set tmp [ diff "$bname.s" "$bname.s-gch" ]
72 untested "$nshort $flags assembly comparison"
73 } elseif { $tmp == 1 } {
74 pass "$nshort $flags assembly comparison"
76 fail "$nshort $flags assembly comparison"
78 file delete "$bname.h"
79 file delete "$bname.s"
80 file delete "$bname.s-gch"
82 untested "$nshort $flags assembly comparison"
86 untested "$nshort $flags"
87 untested "$nshort $flags assembly comparison"
92 set dg-do-what-default "$old_dg_do_what_default"