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# Copyright 2015-2023 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/>.
# Verify that, using the MI, we can evaluate a simple Fortran Variable
# Length Array (VLA).
if { [skip_fortran_tests] } { return -1 }
load_lib mi-support.exp
load_lib fortran.exp
set MIFLAGS "-i=mi"
gdb_exit
if [mi_gdb_start] {
return
}
standard_testfile vla.f90
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \
{debug f90}] != "" } {
untested "failed to compile"
return -1
}
# Depending on the compiler being used,
# the type names can be printed differently.
set real [fortran_real4]
mi_delete_breakpoints
mi_gdb_reinitialize_dir $srcdir/$subdir
mi_gdb_load ${binfile}
set bp_lineno [gdb_get_line_number "vla1-not-allocated"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno (vla not allocated)" \
-number 1 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "500-data-evaluate-expression vla1" \
"500\\^done,value=\"<not allocated>\"" "evaluate not allocated vla, before allocation"
mi_create_varobj_checked vla1_not_allocated vla1 "$real, allocatable \\(:\\)" \
"create local variable vla1_not_allocated"
mi_gdb_test "501-var-info-type vla1_not_allocated" \
"501\\^done,type=\"$real, allocatable \\(:\\)\"" \
"info type variable vla1_not_allocated"
mi_gdb_test "502-var-show-format vla1_not_allocated" \
"502\\^done,format=\"natural\"" \
"show format variable vla1_not_allocated"
mi_gdb_test "503-var-evaluate-expression vla1_not_allocated" \
"503\\^done,value=\"\\\[0\\\]\"" \
"eval variable vla1_not_allocated"
mi_list_array_varobj_children_with_index "vla1_not_allocated" "0" "1" \
"$real" "get children of vla1_not_allocated"
set bp_lineno [gdb_get_line_number "vla1-allocated"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno (vla allocated)" \
-number 2 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "510-data-evaluate-expression vla1" \
"510\\^done,value=\"\\(.*\\)\"" "evaluate allocated vla"
mi_create_varobj_checked vla1_allocated vla1 "$real, allocatable \\\(5\\\)" \
"create local variable vla1_allocated"
mi_gdb_test "511-var-info-type vla1_allocated" \
"511\\^done,type=\"$real, allocatable \\\(5\\\)\"" \
"info type variable vla1_allocated"
mi_gdb_test "512-var-show-format vla1_allocated" \
"512\\^done,format=\"natural\"" \
"show format variable vla1_allocated"
mi_gdb_test "513-var-evaluate-expression vla1_allocated" \
"513\\^done,value=\"\\\[5\\\]\"" \
"eval variable vla1_allocated"
mi_list_array_varobj_children_with_index "vla1_allocated" "5" "1" \
"$real" "get children of vla1_allocated"
set bp_lineno [gdb_get_line_number "vla1-filled"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 3 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "520-data-evaluate-expression vla1" \
"520\\^done,value=\"\\(1, 1, 1, 1, 1\\)\"" "evaluate filled vla, filled all 1s"
set bp_lineno [gdb_get_line_number "vla1-modified"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 4 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "530-data-evaluate-expression vla1" \
"530\\^done,value=\"\\(1, 42, 1, 24, 1\\)\"" "evaluate filled vla, contents modified"
mi_gdb_test "540-data-evaluate-expression vla1(1)" \
"540\\^done,value=\"1\"" "evaluate filled vla(1)"
mi_gdb_test "550-data-evaluate-expression vla1(2)" \
"550\\^done,value=\"42\"" "evaluate filled vla(2)"
mi_gdb_test "560-data-evaluate-expression vla1(4)" \
"560\\^done,value=\"24\"" "evaluate filled vla(4)"
set bp_lineno [gdb_get_line_number "vla1-deallocated"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 5 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "570-data-evaluate-expression vla1" \
"570\\^done,value=\"<not allocated>\"" "evaluate not allocated vla, after deallocation"
set bp_lineno [gdb_get_line_number "pvla2-not-associated"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 6 -disp "del" -func "vla" ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
set test "evaluate not associated vla"
send_gdb "580-data-evaluate-expression pvla2\n"
gdb_expect {
-re "580\\^done,value=\"<not associated>\".*${mi_gdb_prompt}$" {
pass $test
mi_create_varobj_checked pvla2_not_associated pvla2 "$real \\(:,:\\)" \
"create local variable pvla2_not_associated"
mi_gdb_test "581-var-info-type pvla2_not_associated" \
"581\\^done,type=\"$real \\(:,:\\)\"" \
"info type variable pvla2_not_associated"
mi_gdb_test "582-var-show-format pvla2_not_associated" \
"582\\^done,format=\"natural\"" \
"show format variable pvla2_not_associated"
mi_gdb_test "583-var-evaluate-expression pvla2_not_associated" \
"583\\^done,value=\"\\\[0\\\]\"" \
"eval variable pvla2_not_associated"
mi_list_array_varobj_children_with_index "pvla2_not_associated" "0" "1" \
"$real" "get children of pvla2_not_associated"
}
-re "580\\^error,msg=\"value contents too large \\(\[0-9\]+ bytes\\).*${mi_gdb_prompt}$" {
# Undefined behaviour in gfortran.
xfail $test
}
-re "${mi_gdb_prompt}$" {
fail $test
}
timeout {
fail "$test (timeout)"
}
}
set bp_lineno [gdb_get_line_number "pvla2-associated"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 7 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "590-data-evaluate-expression pvla2" \
"590\\^done,value=\"\\(\\(2, 2, 2, 2, 2\\) \\(2, 2, 2, 2, 2\\)\\)\"" \
"evaluate associated vla"
mi_create_varobj_checked pvla2_associated pvla2 \
"$real \\\(5,2\\\)" "create local variable pvla2_associated"
mi_gdb_test "591-var-info-type pvla2_associated" \
"591\\^done,type=\"$real \\\(5,2\\\)\"" \
"info type variable pvla2_associated"
mi_gdb_test "592-var-show-format pvla2_associated" \
"592\\^done,format=\"natural\"" \
"show format variable pvla2_associated"
mi_gdb_test "593-var-evaluate-expression pvla2_associated" \
"593\\^done,value=\"\\\[2\\\]\"" \
"eval variable pvla2_associated"
set bp_lineno [gdb_get_line_number "pvla2-set-to-null"]
mi_create_breakpoint "-t vla.f90:$bp_lineno" \
"insert breakpoint at line $bp_lineno" \
-number 8 -disp del -func vla ".*vla.f90" $bp_lineno $hex
mi_run_cmd
mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
{ "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
mi_gdb_test "600-data-evaluate-expression pvla2" \
"600\\^done,value=\"<not associated>\"" "evaluate vla pointer set to null"
mi_gdb_exit
return 0
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