gdb/testsuite/gdb.base/skip.exp - binutils-gdb - Git at Google

 #   Copyright 2011-2021 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/>.

 # This file was written by Justin Lebar. (justin.lebar@gmail.com)
 # And further hacked on by Doug Evans. (dje@google.com)

 load_lib completion-support.exp

 standard_testfile

 if { [prepare_for_testing "failed to prepare" "skip" \
 			  {skip.c skip1.c } \
 			  {debug nowarnings}] } {
     return -1
 }

 set srcfile skip.c
 set srcfile1 skip1.c

 # Right after we start gdb, there's no default file or function to skip.

 gdb_test "skip file" "No default file now." "skip file (no default file)"
 gdb_test "skip function" "No default function now."
 gdb_test "skip" "No default function now." "skip (no default function)"

 # Test elided args.

 gdb_test "skip -fi" "Missing value for -fi option."
 gdb_test "skip -file" "Missing value for -file option."
 gdb_test "skip -fu" "Missing value for -fu option."
 gdb_test "skip -function" "Missing value for -function option."
 gdb_test "skip -rfu" "Missing value for -rfu option."
 gdb_test "skip -rfunction" "Missing value for -rfunction option."

 # Test other invalid option combinations.

 gdb_test "skip -x" "Invalid skip option: -x"
 gdb_test "skip -rfu foo.* xyzzy" "Invalid argument: xyzzy"

 if ![runto_main] {
     return
 }

 # Test |info skip| with an empty skiplist.

 gdb_test "info skip" "Not skipping any files or functions\." "info skip empty"

 # Create a skiplist entry for the current file and function.

 gdb_test "skip file" "File .*$srcfile will be skipped when stepping\." "skip file ($srcfile)"
 gdb_test "skip" "Function main will be skipped when stepping\." "skip (main)"

 # Create a skiplist entry for a specified file and function.

 gdb_test "skip file skip1.c" "File .*$srcfile1 will be skipped when stepping\."
 gdb_test "skip function baz" "Function baz will be skipped when stepping\."

 # Test bad skiplist entry modification commands

 gdb_test "skip enable 999" "No skiplist entries found with number 999."
 gdb_test "skip disable 999" "No skiplist entries found with number 999."
 gdb_test "skip delete 999" "No skiplist entries found with number 999."
 gdb_test "skip enable a" "Arguments must be numbers or '\\$' variables."
 gdb_test "skip disable a" "Arguments must be numbers or '\\$' variables."
 gdb_test "skip delete a" "Arguments must be numbers or '\\$' variables."

 # Ask for info on a skiplist entry which doesn't exist.

 gdb_test "info skip 999" "No skiplist entries found with number 999."

 # Does |info skip| look right?

 gdb_test "info skip" \
     [multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		"1\\s+y\\s+n\\s+.*$srcfile\\s+n\\s+<none>" \
 		"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
 		"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		"4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"]

 # Right now, we have an outstanding skiplist entry on both source
 # files, so when we step into the first line in main(), we should step
 # right over it and go to the second line of main().

 if ![runto_main] {
     return
 }

 gdb_test "step" ".*" "step in the main"
 gdb_test "bt" "\\s*\\#0\\s+main.*" "step after all ignored"

 # Now remove skip.c from the skiplist.  Our first step should take us
 # into foo(), and our second step should take us to the next line in main().

 with_test_prefix "step after deleting 1" {
     gdb_test "skip delete 1"
     # Check that entry 1 is missing from |info skip|
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		    "4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip (delete 1)"

     if ![runto_main] {
 	return
     }

     gdb_test "step" "foo \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2" ; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 3"
 }

 # Now disable the skiplist entry for  skip1.c.  We should now
 # step into foo(), then into bar(), but not into baz().

 with_test_prefix "step after disabling 3" {
     gdb_test "skip disable 3"
     # Is entry 3 disabled in |info skip|?
     gdb_test "info skip 3" \
 	"3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>\\s*" \
 	"info skip shows entry as disabled"

     if ![runto_main] {
 	return
     }

     gdb_test "step" "bar \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from bar()
     # With gcc 9.2.0 we jump once back to main before entering foo here.
     # If that happens try to step a second time.
     gdb_test "step" "foo \\(\\) at.*" "step 3" \
 	"main \\(\\) at .*\r\n$gdb_prompt " "step"
     gdb_test "step" ".*" "step 4"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 5"
 }

 # Enable skiplist entry 3 and make sure we step over it like before.

 with_test_prefix "step after enable 3" {
     gdb_test "skip enable 3"
     # Is entry 3 enabled in |info skip|?
     gdb_test "info skip 3" \
 	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>\\s*" \
 	"info skip shows entry as enabled"

     if ![runto_main] {
 	return
     }

     gdb_test "step" "foo \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 3"
 }

 # Admin tests (disable,enable,delete).

 with_test_prefix "admin" {
     gdb_test "skip disable"
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+n\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		    "4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip after disabling all"

     gdb_test "skip enable"
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		    "4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip after enabling all"

     gdb_test "skip disable 4 2-3"
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+n\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		    "4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip after disabling 4 2-3"

     gdb_test "skip enable 2-3"
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
 		    "4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip after enabling 2-3"

     gdb_test "info skip 2-3" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
 		    "3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>"]

     gdb_test "skip delete 2 3"
     gdb_test "info skip" \
 	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
 		    "4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
 	"info skip after deleting 2 3"

     gdb_test "skip delete"
     gdb_test "info skip" "Not skipping any files or functions\." \
 	"info skip after deleting all"
 }

 # Now test skip -fi, etc.

 # Create a skiplist entry for a specified file and function.
 gdb_test "skip -fi skip1.c" "File .*$srcfile1 will be skipped when stepping\."
 gdb_test "skip -gfi sk*1.c" "File\\(s\\) sk\\*1.c will be skipped when stepping\."
 gdb_test "skip -fu baz" "Function baz will be skipped when stepping\."
 gdb_test "skip -rfu ^b.z$" "Function\\(s\\) \\^b\\.z\\$ will be skipped when stepping."

 with_test_prefix "step using -fi" {
     if ![runto_main] {
 	return
     }

     gdb_test_no_output "skip disable"
     gdb_test_no_output "skip enable 5"
     gdb_test "step" "foo \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 3"
 }

 with_test_prefix "step using -gfi" {
     if ![runto_main] {
 	return
     }

     gdb_test_no_output "skip disable"
     gdb_test_no_output "skip enable 6"
     gdb_test "step" "foo \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 3"
 }

 with_test_prefix "step using -fu for baz" {
     if ![runto_main] {
 	return
     }

     gdb_test_no_output "skip disable"
     gdb_test_no_output "skip enable 7"
     gdb_test "step" "bar \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from bar()
     # With gcc 9.2.0 we jump once back to main before entering foo here.
     # If that happens try to step a second time.
     gdb_test "step" "foo \\(\\) at.*" "step 3" \
 	"main \\(\\) at .*\r\n$gdb_prompt " "step"
     gdb_test "step" ".*" "step 4"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 5"
 }

 with_test_prefix "step using -rfu for baz" {
     if ![runto_main] {
 	return
     }

     gdb_test_no_output "skip disable"
     gdb_test_no_output "skip enable 8"
     gdb_test "step" "bar \\(\\) at.*" "step 1"
     gdb_test "step" ".*" "step 2"; # Return from bar()
     # With gcc 9.2.0 we jump once back to main before entering foo here.
     # If that happens try to step a second time.
     gdb_test "step" "foo \\(\\) at.*" "step 3" \
 	"main \\(\\) at .*\r\n$gdb_prompt " "step"
     gdb_test "step" ".*" "step 4"; # Return from foo()
     gdb_test "step" "main \\(\\) at.*" "step 5"
 }

 # Test -fi + -fu.

 with_test_prefix "step using -fi + -fu" {
     gdb_test_no_output "skip delete"

     if ![runto test_skip_file_and_function] {
 	return
     }

     gdb_test "skip -fi skip1.c -fu test_skip" \
 	"Function test_skip in file skip1.c will be skipped when stepping\."
     # Verify we can step into skip.c:test_skip but not skip1.c:test_skip.
     gdb_test "step" "test_skip \\(\\) at.*" "step 1"
     gdb_test "step" "test_skip_file_and_function \\(\\) at.*" "step 2"; # Return from test_skip()
     gdb_test "step" "skip1_test_skip_file_and_function \\(\\) at.*" "step 3"
     gdb_test "step" ".*" "step 4"; # Skip over test_skip()
     gdb_test "step" "test_skip_file_and_function \\(\\) at.*" "step 5"; # Return from skip1_test_skip_file_and_function()
 }

 with_test_prefix "skip delete completion" {
     global binfile
     clean_restart "${binfile}"
     if ![runto_main] {
 	return
     }

     # Create a bunch of skips, don't care what they are.
     for {set i 0} {$i < 12} {incr i} {
 	gdb_test "skip" ".*" "add skip $i"
     }

     set all_numbers { "1" "10" "11" "12" "2" "3" "4" "5" "6" "7" "8" "9" }

     # Test completing single numbers.
     test_gdb_complete_multiple "skip delete " "" "" $all_numbers
     test_gdb_complete_multiple "skip delete " "1" "" { "1" "10" "11" "12" }
     test_gdb_complete_multiple "skip delete 2 " "" "" $all_numbers
     test_gdb_complete_unique "skip delete 11" "skip delete 11"

     # Test completing ranges.
     test_gdb_complete_multiple "skip delete 2-" "" "" $all_numbers
     test_gdb_complete_unique "skip delete 2-5" "skip delete 2-5"

     # Test cases with no completion.
     test_gdb_complete_none "skip delete 123"
     test_gdb_complete_none "skip delete a1"
     test_gdb_complete_none "skip delete 2-33"
 }
	# Copyright 2011-2021 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/>.

	# This file was written by Justin Lebar. (justin.lebar@gmail.com)
	# And further hacked on by Doug Evans. (dje@google.com)

	load_lib completion-support.exp

	standard_testfile

	if { [prepare_for_testing "failed to prepare" "skip" \
	{skip.c skip1.c } \
	{debug nowarnings}] } {
	return -1
	}

	set srcfile skip.c
	set srcfile1 skip1.c

	# Right after we start gdb, there's no default file or function to skip.

	gdb_test "skip file" "No default file now." "skip file (no default file)"
	gdb_test "skip function" "No default function now."
	gdb_test "skip" "No default function now." "skip (no default function)"

	# Test elided args.

	gdb_test "skip -fi" "Missing value for -fi option."
	gdb_test "skip -file" "Missing value for -file option."
	gdb_test "skip -fu" "Missing value for -fu option."
	gdb_test "skip -function" "Missing value for -function option."
	gdb_test "skip -rfu" "Missing value for -rfu option."
	gdb_test "skip -rfunction" "Missing value for -rfunction option."

	# Test other invalid option combinations.

	gdb_test "skip -x" "Invalid skip option: -x"
	gdb_test "skip -rfu foo.* xyzzy" "Invalid argument: xyzzy"

	if ![runto_main] {
	return
	}

	# Test \|info skip\| with an empty skiplist.

	gdb_test "info skip" "Not skipping any files or functions\." "info skip empty"

	# Create a skiplist entry for the current file and function.

	gdb_test "skip file" "File .*$srcfile will be skipped when stepping\." "skip file ($srcfile)"
	gdb_test "skip" "Function main will be skipped when stepping\." "skip (main)"

	# Create a skiplist entry for a specified file and function.

	gdb_test "skip file skip1.c" "File .*$srcfile1 will be skipped when stepping\."
	gdb_test "skip function baz" "Function baz will be skipped when stepping\."

	# Test bad skiplist entry modification commands

	gdb_test "skip enable 999" "No skiplist entries found with number 999."
	gdb_test "skip disable 999" "No skiplist entries found with number 999."
	gdb_test "skip delete 999" "No skiplist entries found with number 999."
	gdb_test "skip enable a" "Arguments must be numbers or '\\$' variables."
	gdb_test "skip disable a" "Arguments must be numbers or '\\$' variables."
	gdb_test "skip delete a" "Arguments must be numbers or '\\$' variables."

	# Ask for info on a skiplist entry which doesn't exist.

	gdb_test "info skip 999" "No skiplist entries found with number 999."

	# Does \|info skip\| look right?

	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"1\\s+y\\s+n\\s+.*$srcfile\\s+n\\s+<none>" \
	"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"]

	# Right now, we have an outstanding skiplist entry on both source
	# files, so when we step into the first line in main(), we should step
	# right over it and go to the second line of main().

	if ![runto_main] {
	return
	}

	gdb_test "step" ".*" "step in the main"
	gdb_test "bt" "\\s\\#0\\s+main." "step after all ignored"

	# Now remove skip.c from the skiplist. Our first step should take us
	# into foo(), and our second step should take us to the next line in main().

	with_test_prefix "step after deleting 1" {
	gdb_test "skip delete 1"
	# Check that entry 1 is missing from \|info skip\|
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip (delete 1)"

	if ![runto_main] {
	return
	}

	gdb_test "step" "foo \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2" ; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 3"
	}

	# Now disable the skiplist entry for skip1.c. We should now
	# step into foo(), then into bar(), but not into baz().

	with_test_prefix "step after disabling 3" {
	gdb_test "skip disable 3"
	# Is entry 3 disabled in \|info skip\|?
	gdb_test "info skip 3" \
	"3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>\\s*" \
	"info skip shows entry as disabled"

	if ![runto_main] {
	return
	}

	gdb_test "step" "bar \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from bar()
	# With gcc 9.2.0 we jump once back to main before entering foo here.
	# If that happens try to step a second time.
	gdb_test "step" "foo \\(\\) at.*" "step 3" \
	"main \\(\\) at .*\r\n$gdb_prompt " "step"
	gdb_test "step" ".*" "step 4"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 5"
	}

	# Enable skiplist entry 3 and make sure we step over it like before.

	with_test_prefix "step after enable 3" {
	gdb_test "skip enable 3"
	# Is entry 3 enabled in \|info skip\|?
	gdb_test "info skip 3" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>\\s*" \
	"info skip shows entry as enabled"

	if ![runto_main] {
	return
	}

	gdb_test "step" "foo \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 3"
	}

	# Admin tests (disable,enable,delete).

	with_test_prefix "admin" {
	gdb_test "skip disable"
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+n\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip after disabling all"

	gdb_test "skip enable"
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+y\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip after enabling all"

	gdb_test "skip disable 4 2-3"
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+n\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+n\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip after disabling 4 2-3"

	gdb_test "skip enable 2-3"
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>" \
	"4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip after enabling 2-3"

	gdb_test "info skip 2-3" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"2\\s+y\\s+n\\s+<none>\\s+n\\s+main" \
	"3\\s+y\\s+n\\s+$srcfile1\\s+n\\s+<none>"]

	gdb_test "skip delete 2 3"
	gdb_test "info skip" \
	[multi_line "Num\\s+Enb\\s+Glob\\s+File\\s+RE\\s+Function" \
	"4\\s+n\\s+n\\s+<none>\\s+n\\s+baz"] \
	"info skip after deleting 2 3"

	gdb_test "skip delete"
	gdb_test "info skip" "Not skipping any files or functions\." \
	"info skip after deleting all"
	}

	# Now test skip -fi, etc.

	# Create a skiplist entry for a specified file and function.
	gdb_test "skip -fi skip1.c" "File .*$srcfile1 will be skipped when stepping\."
	gdb_test "skip -gfi sk1.c" "File\\(s\\) sk\\1.c will be skipped when stepping\."
	gdb_test "skip -fu baz" "Function baz will be skipped when stepping\."
	gdb_test "skip -rfu ^b.z$" "Function\\(s\\) \\^b\\.z\\$ will be skipped when stepping."

	with_test_prefix "step using -fi" {
	if ![runto_main] {
	return
	}

	gdb_test_no_output "skip disable"
	gdb_test_no_output "skip enable 5"
	gdb_test "step" "foo \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 3"
	}

	with_test_prefix "step using -gfi" {
	if ![runto_main] {
	return
	}

	gdb_test_no_output "skip disable"
	gdb_test_no_output "skip enable 6"
	gdb_test "step" "foo \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 3"
	}

	with_test_prefix "step using -fu for baz" {
	if ![runto_main] {
	return
	}

	gdb_test_no_output "skip disable"
	gdb_test_no_output "skip enable 7"
	gdb_test "step" "bar \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from bar()
	# With gcc 9.2.0 we jump once back to main before entering foo here.
	# If that happens try to step a second time.
	gdb_test "step" "foo \\(\\) at.*" "step 3" \
	"main \\(\\) at .*\r\n$gdb_prompt " "step"
	gdb_test "step" ".*" "step 4"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 5"
	}

	with_test_prefix "step using -rfu for baz" {
	if ![runto_main] {
	return
	}

	gdb_test_no_output "skip disable"
	gdb_test_no_output "skip enable 8"
	gdb_test "step" "bar \\(\\) at.*" "step 1"
	gdb_test "step" ".*" "step 2"; # Return from bar()
	# With gcc 9.2.0 we jump once back to main before entering foo here.
	# If that happens try to step a second time.
	gdb_test "step" "foo \\(\\) at.*" "step 3" \
	"main \\(\\) at .*\r\n$gdb_prompt " "step"
	gdb_test "step" ".*" "step 4"; # Return from foo()
	gdb_test "step" "main \\(\\) at.*" "step 5"
	}

	# Test -fi + -fu.

	with_test_prefix "step using -fi + -fu" {
	gdb_test_no_output "skip delete"

	if ![runto test_skip_file_and_function] {
	return
	}

	gdb_test "skip -fi skip1.c -fu test_skip" \
	"Function test_skip in file skip1.c will be skipped when stepping\."
	# Verify we can step into skip.c:test_skip but not skip1.c:test_skip.
	gdb_test "step" "test_skip \\(\\) at.*" "step 1"
	gdb_test "step" "test_skip_file_and_function \\(\\) at.*" "step 2"; # Return from test_skip()
	gdb_test "step" "skip1_test_skip_file_and_function \\(\\) at.*" "step 3"
	gdb_test "step" ".*" "step 4"; # Skip over test_skip()
	gdb_test "step" "test_skip_file_and_function \\(\\) at.*" "step 5"; # Return from skip1_test_skip_file_and_function()
	}

	with_test_prefix "skip delete completion" {
	global binfile
	clean_restart "${binfile}"
	if ![runto_main] {
	return
	}

	# Create a bunch of skips, don't care what they are.
	for {set i 0} {$i < 12} {incr i} {
	gdb_test "skip" ".*" "add skip $i"
	}

	set all_numbers { "1" "10" "11" "12" "2" "3" "4" "5" "6" "7" "8" "9" }

	# Test completing single numbers.
	test_gdb_complete_multiple "skip delete " "" "" $all_numbers
	test_gdb_complete_multiple "skip delete " "1" "" { "1" "10" "11" "12" }
	test_gdb_complete_multiple "skip delete 2 " "" "" $all_numbers
	test_gdb_complete_unique "skip delete 11" "skip delete 11"

	# Test completing ranges.
	test_gdb_complete_multiple "skip delete 2-" "" "" $all_numbers
	test_gdb_complete_unique "skip delete 2-5" "skip delete 2-5"

	# Test cases with no completion.
	test_gdb_complete_none "skip delete 123"
	test_gdb_complete_none "skip delete a1"
	test_gdb_complete_none "skip delete 2-33"
	}