-# Copyright 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
-# 2004, 2007, 2008 Free Software Foundation, Inc.
+# Copyright 1992-2013 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
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
-
# This file was written by Fred Fish. (fnf@cygnus.com)
# and modified by Bob Manson. (manson@cygnus.com)
-if $tracelevel then {
- strace $tracelevel
-}
-
-set prms_id 0
-set bug_id 0
+standard_testfile
-set testfile "callfuncs"
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
+set compile_flags {debug}
+if [support_complex_tests] {
+ lappend compile_flags "additional_flags=-DTEST_COMPLEX"
+}
-if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $compile_flags] != "" } {
untested callfuncs.exp
return -1
}
# Create and source the file that provides information about the compiler
# used to compile the test case.
-if [get_compiler_info ${binfile}] {
- return -1;
+if [get_compiler_info] {
+ return -1
}
if {$hp_aCC_compiler} {
continue
}
-# Set the current language to C. This counts as a test. If it
-# fails, then we skip the other tests.
-
-proc set_lang_c {} {
- global gdb_prompt
-
- send_gdb "set language c\n"
- gdb_expect {
- -re ".*$gdb_prompt $" {}
- timeout { fail "set language c (timeout)" ; return 0; }
- }
-
- send_gdb "show language\n"
- gdb_expect {
- -re ".* source language is \"c\".*$gdb_prompt $" {
- pass "set language to \"c\""
- return 1
- }
- -re ".*$gdb_prompt $" {
- fail "setting language to \"c\""
- return 0
- }
- timeout {
- fail "can't show language (timeout)"
- return 0
- }
- }
-}
-
# FIXME: Before calling this proc, we should probably verify that
# we can call inferior functions and get a valid integral value
# returned.
global gdb_prompt
# We need to up this because this can be really slow on some boards.
- set timeout 60;
+ set timeout 60
+
+ # If any of these calls segv we don't want to affect subsequent tests.
+ # E.g., we want to ensure register values are restored.
+ gdb_test_no_output "set unwindonsignal on"
gdb_test "p t_char_values(0,0)" " = 0"
gdb_test "p t_char_values('a','b')" " = 1"
# Gcc emits different stabs for the two parameters; the first is
# claimed to be a float, the second a double.
# dbxout.c in gcc claims this is the desired behavior.
+ # These tests also fail for RealView, because GDB can not tell that
+ # the function is unprototyped.
setup_xfail "mn10300-*-*"
+ if { [test_compiler_info "armcc-*"] } { setup_xfail "*-*-*" }
gdb_test "p t_float_values(3.14159,-2.3765)" " = 1"
setup_xfail "mn10300-*-*"
+ if { [test_compiler_info "armcc-*"] } { setup_xfail "*-*-*" }
gdb_test "p t_float_values(float_val1,float_val2)" " = 1"
setup_xfail "mn10300-*-*"
+ if { [test_compiler_info "armcc-*"] } { setup_xfail "*-*-*" }
gdb_test "p t_float_values(3.14159,float_val2)" " = 1"
setup_xfail "mn10300-*-*"
+ if { [test_compiler_info "armcc-*"] } { setup_xfail "*-*-*" }
gdb_test "p t_float_values(float_val1,-2.3765)" " = 1"
# Test passing of arguments which might not be widened.
gdb_test "p t_int_double(99, 99.0)" " = 1"
}
+ if [support_complex_tests] {
+ gdb_test "p t_float_complex_values(fc1, fc2)" " = 1"
+ gdb_test "p t_float_complex_values(fc3, fc4)" " = 0"
+
+ gdb_test "p t_float_complex_many_args(fc1, fc2, fc3, fc4, fc1, fc2, fc3, fc4, fc1, fc2, fc3, fc4, fc1, fc2, fc3, fc4)" " = 1"
+ gdb_test "p t_float_complex_many_args(fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1, fc1)" " = 0"
+
+ gdb_test "p t_double_complex_values(dc1, dc2)" " = 1"
+ gdb_test "p t_double_complex_values(dc3, dc4)" " = 0"
+
+ gdb_test "p t_double_complex_many_args(dc1, dc2, dc3, dc4, dc1, dc2, dc3, dc4, dc1, dc2, dc3, dc4, dc1, dc2, dc3, dc4)" " = 1"
+ gdb_test "p t_double_complex_many_args(dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1, dc1)" " = 0"
+
+ gdb_test "p t_long_double_complex_values(ldc1, ldc2)" " = 1"
+ gdb_test "p t_long_double_complex_values(ldc3, ldc4)" " = 0"
+ gdb_test "p t_long_double_complex_many_args(ldc1, ldc2, ldc3, ldc4, ldc1, ldc2, ldc3, ldc4, ldc1, ldc2, ldc3, ldc4, ldc1, ldc2, ldc3, ldc4)" " = 1"
+ gdb_test "p t_long_double_complex_many_args(ldc1, ldc1, ldc1, ldc1, ldc1, ldc1, ldc1,ldc1, ldc1, ldc1, ldc1, ldc1, ldc1, ldc1, ldc1, ldc1)" " = 0"
+ }
+
gdb_test "p t_string_values(string_val2,string_val1)" " = 0"
gdb_test "p t_string_values(string_val1,string_val2)" " = 1"
gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1"
gdb_test "p t_func_values(func_val2,func_val1)" " = 0"
gdb_test "p t_func_values(func_val1,func_val2)" " = 1"
+ gdb_test "p function_struct.func(5)" " = 10"
+ gdb_test "p function_struct_ptr->func(10)" " = 20"
+
# GDB currently screws up the passing of function parameters for
# ABIs that use function descriptors. Instead of passing the
# address of te function descriptor, GDB passes the address of the
# function body. This results in the called function treating the
# first few instructions of the function proper as a descriptor
# and attempting a jump through that (a totally random address).
- setup_kfail "rs6000*-*-aix*" gdb/1457
- setup_kfail "powerpc*-*-aix*" gdb/1457
- setup_kfail hppa*-*-hpux* gdb/1457
+ setup_kfail gdb/1457 "rs6000*-*-aix*"
+ setup_kfail gdb/1457 "powerpc*-*-aix*"
+ setup_kfail gdb/1457 hppa*-*-hpux*
gdb_test "p t_func_values(add,func_val2)" " = 1"
- setup_kfail "rs6000*-*-aix*" gdb/1457
- setup_kfail "powerpc*-*-aix*" gdb/1457
- setup_kfail hppa*-*-hpux* gdb/1457
+ setup_kfail gdb/1457 "rs6000*-*-aix*"
+ setup_kfail gdb/1457 "powerpc*-*-aix*"
+ setup_kfail gdb/1457 hppa*-*-hpux*
gdb_test "p t_func_values(func_val1,doubleit)" " = 1"
- setup_kfail "rs6000*-*-aix*" gdb/1457
- setup_kfail "powerpc*-*-aix*" gdb/1457
- setup_kfail hppa*-*-hpux* gdb/1457
+ setup_kfail gdb/1457 "rs6000*-*-aix*"
+ setup_kfail gdb/1457 "powerpc*-*-aix*"
+ setup_kfail gdb/1457 hppa*-*-hpux*
gdb_test "p t_call_add(add,3,4)" " = 7"
gdb_test "p t_call_add(func_val1,3,4)" " = 7"
"call inferior func with struct - returns int"
gdb_test "p t_structs_l(struct_val1)" "= 51" \
"call inferior func with struct - returns long"
- gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
- "call inferior func with struct - returns float"
- gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
- "call inferior func with struct - returns double"
- gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \
+
+ if ![target_info exists gdb,skip_float_tests] {
+ gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
+ "call inferior func with struct - returns float"
+ gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
+ "call inferior func with struct - returns double"
+ }
+
+ if [support_complex_tests] {
+
+ gdb_test "p t_structs_fc(struct_val1)" ".*= 3 \\+ 3 \\* I" \
+ "call inferior func with struct - returns float _Complex"
+
+ gdb_test "p t_structs_dc(struct_val1)" ".*= 4 \\+ 4 \\* I" \
+ "call inferior func with struct - returns double _Complex"
+
+ gdb_test "p t_structs_ldc(struct_val1)" "= 5 \\+ 5 \\* I" \
+ "call inferior func with struct - returns long double _Complex"
+ }
+
+ gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?<buf.*> \"foo\"" \
"call inferior func with struct - returns char *"
+
+ # Restore default value.
+ gdb_test_no_output "set unwindonsignal off"
}
# Procedure to get current content of all registers.
set all_registers_lines {}
set bad -1
+ # Former trailing `\[\r\n\]+' may eat just \r leaving \n in the buffer
+ # corrupting the next matches.
if {[gdb_test_multiple "info all-registers" $test {
- -re "info all-registers\[\r\n\]+" {
+ -re "info all-registers\r\n" {
exp_continue
}
-ex "The program has no registers now" {
set bad 1
exp_continue
}
- -re "^bspstore\[ \t\]+\[^\r\n\]+\[\r\n\]+" {
+ -re "^bspstore\[ \t\]+\[^\r\n\]+\r\n" {
if [istarget "ia64-*-*"] {
# Filter out bspstore which is specially tied to bsp,
# giving spurious differences.
}
exp_continue
}
- -re "^\[^ \t\]+\[ \t\]+\[^\r\n\]+\[\r\n\]+" {
+ -re "^last_break\[ \t\]+\[^\r\n\]+\r\n" {
+ if [istarget "s390*-*-*"] {
+ # Filter out last_break which is read-only,
+ # giving spurious differences.
+ } else {
+ lappend all_registers_lines $expect_out(0,string)
+ }
+ exp_continue
+ }
+ -re "^\[^ \t\]+\[ \t\]+\[^\r\n\]+\r\n" {
lappend all_registers_lines $expect_out(0,string)
exp_continue
}
- -re ".*$gdb_prompt $" {
+ -re "$gdb_prompt $" {
incr bad
}
- -re "^\[^\r\n\]+\[\r\n\]+" {
+ -re "^\[^\r\n\]+\r\n" {
if {!$bad} {
warning "Unrecognized output: $expect_out(0,string)"
set bad 1
return $all_registers_lines
}
+proc rerun_and_prepare {} {
+ global hp_aCC_compiler
-# Start with a fresh gdb.
+ if { $hp_aCC_compiler } {
+ # Do not set language explicitly to 'C'. This will cause aCC
+ # tests to fail because promotion rules are different. Just let
+ # the language be set to the default.
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
-
-gdb_test "set print sevenbit-strings" ""
-gdb_test "set print address off" ""
-gdb_test "set width 0" ""
-
-if { $hp_aCC_compiler } {
- # Do not set language explicitly to 'C'. This will cause aCC
- # tests to fail because promotion rules are different. Just let
- # the language be set to the default.
-
- if { ![runto_main] } {
- gdb_suppress_tests;
- }
+ if { ![runto_main] } {
+ gdb_suppress_tests
+ }
- # However, turn off overload-resolution for aCC. Having it on causes
- # a lot of failures.
+ # However, turn off overload-resolution for aCC. Having it on causes
+ # a lot of failures.
- gdb_test "set overload-resolution 0" ".*"
-} else {
- if { ![set_lang_c] } {
- gdb_suppress_tests;
+ gdb_test_no_output "set overload-resolution 0"
} else {
if { ![runto_main] } {
- gdb_suppress_tests;
+ gdb_suppress_tests
}
+ gdb_test_no_output "set language c"
}
+
+ get_debug_format
+
+ # Make sure that malloc gets called and that the floating point unit
+ # is initialized via a call to t_double_values.
+ gdb_test "next" "t_double_values\\(double_val1, double_val2\\);.*" \
+ "next to t_double_values"
+ gdb_test "next" "t_structs_c\\(struct_val1\\);.*" \
+ "next to t_structs_c"
}
-get_debug_format
-# Make sure that malloc gets called and that the floating point unit
-# is initialized via a call to t_double_values.
-gdb_test "next" "t_double_values\\(double_val1, double_val2\\);.*" \
- "next to t_double_values"
-gdb_test "next" "t_structs_c\\(struct_val1\\);.*" \
- "next to t_structs_c"
+# Start with a fresh gdb.
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+gdb_test_no_output "set print sevenbit-strings"
+gdb_test_no_output "set print address off"
+gdb_test_no_output "set width 0"
+
+rerun_and_prepare
# Save all register contents.
set old_reg_content [fetch_all_registers "retrieve original register contents"]
fail "gdb function calls preserve register contents"
}
+rerun_and_prepare
+# Save all register contents.
+set old_reg_content [fetch_all_registers "retrieve original register contents"]
+
# Set breakpoint at a function we will call from gdb.
gdb_breakpoint add
}
}
+rerun_and_prepare
+# Set breakpoint at a function we will call from gdb.
+gdb_breakpoint add
+# Save all register contents.
+set old_reg_content [fetch_all_registers "retrieve original register contents"]
+
# Call function (causing a breakpoint hit in the call dummy) and do a finish,
# make sure we are back at main and still have the same register contents.
gdb_test "print add(4,5)" "The program being debugged stopped while.*" \
}
}
+rerun_and_prepare
+# Set breakpoint at a function we will call from gdb.
+gdb_breakpoint add
+# Save all register contents.
+set old_reg_content [fetch_all_registers "retrieve original register contents"]
+
# Call function (causing a breakpoint hit in the call dummy) and do a return
# with a value, make sure we are back at main with the same register contents.
gdb_test "print add(4,5)" "The program being debugged stopped while.*" \
}
}
+rerun_and_prepare
+# Set breakpoint at a function we will call from gdb.
+gdb_breakpoint add
+set old_reg_content [fetch_all_registers "retrieve original register contents"]
+
# Call function (causing a breakpoint hit in the call dummy), and
# call another function from the call dummy frame (thereby setting up
# several nested call dummy frames). Test that backtrace and finish
fail "nested call dummies preserve register contents"
}
-return 0
+# GDB should not crash by internal error on $sp underflow during the inferior
+# call. It is OK it will stop on some: Cannot access memory at address 0x$hex.
+
+if {![target_info exists gdb,nosignals] && ![istarget "*-*-uclinux*"]} {
+ gdb_test {set $old_sp = $sp}
+
+ gdb_test {set $sp = 0}
+ gdb_test "call doubleit (1)" ".*" "sp == 0: call doubleit (1)"
+
+ gdb_test {set $sp = -1}
+ gdb_test "call doubleit (1)" ".*" "sp == -1: call doubleit (1)"
+
+ gdb_test {set $sp = $old_sp}
+}
+
+# Test function descriptor resolution - the separate debug info .opd section
+# handling vs. local labels `.L'... as `Lcallfunc' starts with `L'.
+
+gdb_test "print callfunc (Lcallfunc, 5)" " = 12"
+# Regression test for function pointer cast.
+gdb_test "print *((int *(*) (void)) voidfunc)()" " = 23"