-# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc.
+# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005, 2007, 2008, 2009
+# 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 2 of the License, or
+# 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,
# 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, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+# along with GCC; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
+
+# DejaGnu's dg-test defines extra flags that are used to compile a test.
+# Access them for directives that need to examine all options that are
+# used for a test, including checks for non-cached effective targets.
+# We don't know how far up the call chain it is but we know we'll hit
+# it eventually, and that we're at least 3 calls down.
+
+proc current_compiler_flags { } {
+ set frames 2
+ while { ![info exists flags1] } {
+ set frames [expr $frames + 1]
+ upvar $frames dg-extra-tool-flags flags1
+ }
+ upvar $frames tool_flags flags2
+ return "$flags1 $flags2"
+}
# If this target does not support weak symbols, skip this test.
}
}
+# If this target does not support overriding weak symbols, skip this
+# test.
+
+proc dg-require-weak-override { args } {
+ set weak_override_available [ check_weak_override_available ]
+ if { $weak_override_available == -1 } {
+ upvar name name
+ unresolved "$name"
+ }
+ if { $weak_override_available != 1 } {
+ upvar dg-do-what dg-do-what
+ set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
+ }
+}
+
# If this target does not support the "visibility" attribute, skip this
# test.
proc dg-require-effective-target { args } {
set args [lreplace $args 0 0]
+ if { [llength $args] != 1 } {
+ error "syntax error, need a single effective-target keyword"
+ }
if { ![is-effective-target [lindex $args 0]] } {
upvar dg-do-what dg-do-what
set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
}
}
-# Check the flags with which the test will be run against options in
-# a test directive that will skip or xfail that test. The DejaGnu proc
-# check_conditional_xfail will look at the options in compiler_flags, so
-# set that up for this test based on flags we know about.
+# If the host is remote rather than the same as the build system, skip
+# this test. Some tests are incompatible with DejaGnu's handling of
+# remote hosts, which involves copying the source file to the host and
+# compiling it with a relative path and "-o a.out".
+
+proc dg-require-host-local { args } {
+ if [ is_remote host ] {
+ upvar dg-do-what dg-do-what
+ set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
+ }
+}
+
+# Add any target-specific flags needed for accessing the given list
+# of features. This must come after all dg-options.
+
+proc dg-add-options { args } {
+ upvar dg-extra-tool-flags extra-tool-flags
+
+ foreach arg [lrange $args 1 end] {
+ if { [info procs add_options_for_$arg] != "" } {
+ set extra-tool-flags \
+ [eval [list add_options_for_$arg ${extra-tool-flags}]]
+ } else {
+ error "Unrecognized option type: $arg"
+ }
+ }
+}
+
+# Compare flags for a test directive against flags that will be used to
+# compile the test: multilib flags, flags for torture options, and either
+# the default flags for this group of tests or flags specified with a
+# previous dg-options directive.
-proc check_test_flags { args } {
+proc check-flags { args } {
global compiler_flags
- upvar 2 dg-extra-tool-flags extra_tool_flags
+ global TOOL_OPTIONS
- # Pull the args out of the enclosing list.
+ # The args are within another list; pull them out.
set args [lindex $args 0]
# Start the list with a dummy tool name so the list will match "*"
# if there are no flags.
set compiler_flags " toolname "
- append compiler_flags $extra_tool_flags
+ append compiler_flags [current_compiler_flags]
+ # If running a subset of the test suite, $TOOL_OPTIONS may not exist.
+ catch {append compiler_flags " $TOOL_OPTIONS "}
set dest [target_info name]
if [board_info $dest exists multilib_flags] {
append compiler_flags "[board_info $dest multilib_flags] "
}
- set answer [check_conditional_xfail $args]
+ # The target list might be an effective-target keyword, so replace
+ # the original list with "*-*-*", since we already know it matches.
+ set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]]
- # Any value in this variable originally was left over from an earlier test.
+ # Any value in this variable was left over from an earlier test.
set compiler_flags ""
- verbose "check_test_flags: $args $answer" 2
- return $answer
+ return $result
}
# Skip the test (report it as UNSUPPORTED) if the target list and
# group of tests or flags specified with a previous dg-options command.
proc dg-skip-if { args } {
+ # Don't bother if we're already skipping the test.
+ upvar dg-do-what dg-do-what
+ if { [lindex ${dg-do-what} 1] == "N" } {
+ return
+ }
+
set args [lreplace $args 0 0]
set selector [list target [lindex $args 1]]
if { [dg-process-target $selector] == "S" } {
- # The target list matched; now check the flags. The DejaGnu proc
- # check_conditional_xfail will look at the options in compiler_flags,
- # so set that up for this test based on flags we know about. Start
- # the list with a dummy tool name so the list will match "*" if
- # there are no flags.
-
- global compiler_flags
- upvar dg-extra-tool-flags extra_tool_flags
-
- set compiler_flags " toolname "
- append compiler_flags $extra_tool_flags
- set dest [target_info name]
- if [board_info $dest exists multilib_flags] {
- append compiler_flags "[board_info $dest multilib_flags] "
- }
-
- # The target list might be an effective-target keyword, so replace
- # the original list with "*-*-*".
- if [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]] {
+ if [check-flags $args] {
upvar dg-do-what dg-do-what
set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
}
-
- # Any value in this variable was left over from an earlier test.
- set compiler_flags ""
}
}
}
}
+# Like dg-xfail-if but for the execute step.
+
+proc dg-xfail-run-if { args } {
+ # Don't bother if we're already skipping the test.
+ upvar dg-do-what dg-do-what
+ if { [lindex ${dg-do-what} 1] == "N" } {
+ return
+ }
+
+ set args [lreplace $args 0 0]
+
+ set selector [list target [lindex $args 1]]
+ if { [dg-process-target $selector] == "S" } {
+ if [check-flags $args] {
+ upvar dg-do-what dg-do-what
+ set dg-do-what [list [lindex ${dg-do-what} 0] "S" "F"]
+ }
+ }
+}
+
+# Record whether the program is expected to return a nonzero status.
+
+set shouldfail 0
+
+proc dg-shouldfail { args } {
+ # Don't bother if we're already skipping the test.
+ upvar dg-do-what dg-do-what
+ if { [lindex ${dg-do-what} 1] == "N" } {
+ return
+ }
+
+ global shouldfail
+
+ set args [lreplace $args 0 0]
+ if { [llength $args] > 1 } {
+ set selector [list target [lindex $args 1]]
+ if { [dg-process-target $selector] == "S" } {
+ # The target matches, now check the flags.
+ if [check-flags $args] {
+ set shouldfail 1
+ }
+ }
+ } else {
+ set shouldfail 1
+ }
+}
+
# Intercept the call to the DejaGnu version of dg-process-target to
# support use of an effective-target keyword in place of a list of
# target triplets to xfail or skip a test.