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# Copyright 2019-2022 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 .cc
if {[test_compiler_info gcc*] && ![supports_statement_frontiers] } {
return -1
}
# Compile the test source with USE_NEXT_INLINE_H defined (when
# use_header is true), or not defined.
proc do_test { use_header } {
global srcfile testfile
if { $use_header } {
# This test will not pass due to poor debug information
# generated by GCC (at least upto 10.x). See
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94474
return
}
set options {c++ debug nowarnings optimize=-O2}
if { [supports_statement_frontiers] } {
lappend options additional_flags=-gstatement-frontiers
}
if { $use_header } {
lappend options additional_flags=-DUSE_NEXT_INLINE_H
set executable "$testfile-with-header"
set hdrfile "step-and-next-inline.h"
set prefix "use_header"
} else {
set executable "$testfile-no-header"
set hdrfile "$srcfile"
set prefix "no_header"
}
if { [prepare_for_testing "failed to prepare" $executable \
$srcfile $options] } {
return -1
}
with_test_prefix $prefix {
set main_location [gdb_get_line_number "Beginning of main" $srcfile]
if ![runto $main_location qualified] {
return
}
gdb_test "bt" "\\s*\\#0\\s+main.*" "in main"
gdb_test "step" ".*" "step into get_alias_set"
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 1"
# It's possible that this first failure (when not using a header
# file) is GCC's fault, though the remaining failures would best
# be fixed by adding location views support (though it could be
# that some easier heuristic could be figured out). Still, it is
# not certain that the first failure wouldn't also be fixed by
# having location view support, so for now it is tagged as such.
set have_kfail [expr [test_compiler_info gcc*] && !$use_header]
set ok 1
gdb_test_multiple "next" "next step 1" {
-re -wrap "if \\(t->x != i\\)" {
set ok 0
send_gdb "next\n"
exp_continue
}
-re -wrap ".*TREE_TYPE.* != 1" {
if { $ok } {
pass $gdb_test_name
} else {
if { $have_kfail } {
setup_kfail "*-*-*" symtab/25507
}
fail $gdb_test_name
}
}
}
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 2"
set ok 1
gdb_test_multiple "next" "next step 2" {
-re -wrap "return x;" {
set ok 0
send_gdb "next\n"
exp_continue
}
-re -wrap ".*TREE_TYPE.* != 2" {
if { $ok } {
pass $gdb_test_name
} else {
if { $have_kfail } {
setup_kfail "*-*-*" symtab/25507
}
fail $gdb_test_name
}
}
}
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 3"
set ok 1
gdb_test_multiple "next" "next step 3" {
-re -wrap "return x;" {
set ok 0
send_gdb "next\n"
exp_continue
}
-re -wrap ".*TREE_TYPE.* != 3\\)" {
if { $ok } {
pass $gdb_test_name
} else {
if { $have_kfail } {
setup_kfail "*-*-*" symtab/25507
}
fail $gdb_test_name
}
}
}
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 4"
set ok 1
gdb_test_multiple "next" "next step 4" {
-re -wrap "(if \\(t != NULL|\} // get_alias_set)" {
send_gdb "next\n"
exp_continue
}
-re -wrap "return x;" {
set ok 0
send_gdb "next\n"
exp_continue
}
-re -wrap "return 0.*" {
if { $ok } {
pass $gdb_test_name
} else {
if { $have_kfail } {
setup_kfail "*-*-*" symtab/25507
}
fail $gdb_test_name
}
}
}
gdb_test "bt" \
"\\s*\\#0\\s+(main|get_alias_set)\[^\r\]*${srcfile}:.*" \
"not in inline 5"
if {!$use_header} {
# With the debug from GCC 10.x (and earlier) GDB is currently
# unable to successfully complete the following tests when we
# are not using a header file.
kfail symtab/25507 "stepping tests"
return
}
clean_restart ${executable}
if ![runto_main] {
return
}
gdb_test "bt" "\\s*\\#0\\s+main.*" "in main pass 2"
gdb_test "step" ".*" "step into get_alias_set pass 2"
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"in get_alias_set pass 2"
gdb_test "step" ".*TREE_TYPE.*" "step 1"
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 1 pass 2"
gdb_test "step" ".*if \\(t->x != i\\).*" "step 2"
gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
"in inline 1 pass 2"
gdb_test "step" ".*TREE_TYPE.*" "step 3"
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 2 pass 2"
gdb_test "step" ".*if \\(t->x != i\\).*" "step 4"
gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
"in inline 2 pass 2"
gdb_test "step" ".*TREE_TYPE.*" "step 5"
gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
"not in inline 3 pass 2"
gdb_test "step" ".*if \\(t->x != i\\).*" "step 6"
gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
"in inline 3 pass 2"
gdb_test "step" "return 0.*" "step 7"
gdb_test "bt" \
"\\s*\\#0\\s+(main|get_alias_set)\[^\r\]*${srcfile}:.*" \
"not in inline 4 pass 2"
}
}
do_test 0
do_test 1
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