binutils-gdb/gdb/testsuite/gdb.base/langs.exp
Andrew Burgess 65a33d75c2 gdb/testsuite: remove use of then keyword from gdb.base/*.exp
The canonical form of 'if' in modern TCL is 'if {} {}'.  But there's
still a bunch of places in the testsuite where we make use of the
'then' keyword, and sometimes these get copies into new tests, which
just spreads poor practice.

This commit removes all use of the 'then' keyword from the gdb.base/
test script directory.

There should be no changes in what is tested after this commit.
2022-11-28 21:04:09 +00:00

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# Copyright (C) 1997-2022 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 <http://www.gnu.org/licenses/>.
standard_testfile langs0.c langs1.c langs2.c
if [is_remote host] {
remote_download host ${srcdir}/${subdir}/langs1.f
remote_download host ${srcdir}/${subdir}/langs2.cxx
}
if {[prepare_for_testing "failed to prepare" ${testfile} \
[list $srcfile $srcfile2 $srcfile3] {debug}]} {
return -1
}
set oldtimeout $timeout
set timeout 10
# Some tests require GCC.
set gcc_compiled [is_c_compiler_gcc]
gdb_test_multiple "b -qualified langs0" "break on nonexistent function" {
-re "Function \"langs0\" not defined\..*Make breakpoint pending on future shared library load.*y or .n.. $" {
gdb_test "n" "" "break on nonexistent function"
}
-re "Breakpoint .* (deferred).*$gdb_prompt $" {
pass "break on nonexistent function"
}
}
# TODO: Since there variables are now constants, we can cleanup the test,
# remove some dead code.
set isfixed 0
set foo_func foo__Fi
set do_func langs0__2do
if {[runto csub]} {
if { !$isfixed } { set lang c }
gdb_test "show language" "currently $lang\".*" \
"show language at csub"
gdb_test "bt" "#0.*csub.*#1.*(foo|$foo_func) \\(.*#2.*cppsub_ .*#3.*fsub.*#4.*$do_func \\(.*#5 \[0-9a-fx\]* in main.*" "backtrace"
if { !$isfixed } { set lang c\\+\\+; set ext cxx }
if {!$gcc_compiled} { setup_xfail "rs6000-*-*" }
gdb_test "up" ".* in (foo|$foo_func).* at .*langs2\\.$ext.*return csub \\(.*" \
"up to foo"
gdb_test "show language" "currently $lang.*" \
"show language at foo"
if {!$gcc_compiled} { setup_xfail "rs6000-*-*" }
gdb_test "up" ".* in cppsub_ .* at .*langs2\\.$ext.*return foo \\(.*" \
"up to cppsub_"
gdb_test "show language" "currently $lang.*" \
"show language at cppsub_"
if { !$isfixed } { set lang fortran }
if {!$gcc_compiled} { setup_xfail "rs6000-*-*" }
gdb_test "up" ".* in fsub.* at .*langs1\\.f.*" \
"up to fsub"
gdb_test "show language" "currently $lang.*" \
"show language at fsub"
if { !$isfixed } { set lang c }
gdb_test "up" ".* in $do_func .* at .*langs0\\.c.*return fsub.*" \
"up to langs0__2do"
gdb_test "show language" "currently $lang\".*" \
"show language at langs0__2do"
gdb_test "up" ".* in main .* at .*langs0\\.c.*if \\(langs0__2do \\(.*" \
"up to main"
gdb_test "show language" "currently $lang\".*" \
"show language at main"
if [target_info exists gdb,noresults] { return }
gdb_continue_to_end "first session"
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $binfile
# Try exercising the "minimal" language a bit...
if {[runto csub]} {
gdb_test "set lang minimal" \
"Warning: the current language does not match this frame." \
"set lang to minimal"
gdb_test "print x" " = 5000" "print parameter value"
# Ensure this at least does not crash.
gdb_test_no_output "set language unknown"
gdb_test "print x" \
"expression parsing not implemented for language .Unknown." \
"expression parsing does not crash for unknown"
gdb_test_no_output "set lang auto" \
"set lang back to auto for verbose test"
gdb_test_no_output "set verbose on"
if { !$isfixed } { set lang c\\+\\+; set ext cxx }
if {!$gcc_compiled} { setup_xfail "rs6000-*-*" }
gdb_test "up" \
".* in (foo|$foo_func).* at .*langs2\\.$ext.*return csub \\(.*Current language: auto.*" \
"up to foo when verbose"
}
set timeout $oldtimeout
return 0