binutils-gdb/gdb/testsuite/gdb.base/whatis.exp

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# Copyright 1988-2016 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 Rob Savoye. (rob@cygnus.com)
#
# test running programs
#
if [target_info exists no_long_long] {
set exec_opts [list debug additional_flags=-DNO_LONG_LONG]
} else {
set exec_opts [list debug]
}
standard_testfile .c
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $exec_opts] != "" } {
untested whatis.exp
return -1
}
# Create and source the file that provides information about the compiler
# used to compile the test case.
if [get_compiler_info] {
return -1
}
# Start with a fresh gdb.
clean_restart $binfile
# Define a procedure to set up an xfail for all targets that put out a
# `long' type as an `int' type.
# Sun cc has this problem.
# It was said that COFF targets can not distinguish int from long either.
proc setup_xfail_on_long_vs_int {} {
global gcc_compiled
if {!$gcc_compiled} {
setup_xfail "*-sun-sunos4*" "i*86-sequent-bsd*"
}
}
#
# Test whatis command with basic C types
#
# The name printed now (as of 23 May 1993) is whatever name the compiler
# uses in the stabs. So we need to deal with names both from gcc and
# native compilers.
#
gdb_test "whatis v_char" \
"type = (unsigned char|char)" \
"whatis char"
gdb_test "whatis v_signed_char" \
"type = (signed char|char)" \
"whatis signed char"
gdb_test "whatis v_unsigned_char" \
"type = unsigned char" \
"whatis unsigned char"
gdb_test "whatis v_short" \
"type = (short|short int)" \
"whatis short"
gdb_test "whatis v_signed_short" \
"type = (short|short int|signed short|signed short int)" \
"whatis signed short"
gdb_test "whatis v_unsigned_short" \
"type = (unsigned short|short unsigned int)" \
"whatis unsigned short"
gdb_test "whatis v_int" \
"type = int" \
"whatis int"
gdb_test "whatis v_signed_int" \
"type = (signed |)int" \
"whatis signed int"
gdb_test "whatis v_unsigned_int" \
"type = unsigned int" \
"whatis unsigned int"
setup_xfail_on_long_vs_int
# AIX xlc gets this wrong and unsigned long right. Go figure.
if {!$gcc_compiled} then {setup_xfail "rs6000-*-aix*"}
gdb_test "whatis v_long" \
"type = (long|long int)" \
"whatis long"
setup_xfail_on_long_vs_int
# AIX xlc gets this wrong and unsigned long right. Go figure.
if {!$gcc_compiled} then {setup_xfail "rs6000-*-aix*"}
gdb_test "whatis v_signed_long" \
"type = (signed |)(long|long int)" \
"whatis signed long"
setup_xfail_on_long_vs_int
gdb_test "whatis v_unsigned_long" \
"type = (unsigned long|long unsigned int)" \
"whatis unsigned long"
if ![target_info exists no_long_long] {
gdb_test "whatis v_unsigned_long_long" \
"type = (unsigned long long|long long unsigned int)" \
"whatis unsigned long long"
}
gdb_test "whatis v_float" \
"type = float" \
"whatis float"
gdb_test "whatis v_double" \
"type = double" \
"whatis double"
# test whatis command with arrays
#
# We already tested whether char prints as "char", so here we accept
# "unsigned char", "signed char", and other perversions. No need for more
# than one xfail for the same thing.
gdb_test "whatis v_char_array" \
"type = (signed |unsigned |)char \\\[2\\\]" \
"whatis char array"
gdb_test "whatis v_signed_char_array" \
"type = (signed |unsigned |)char \\\[2\\\]" \
"whatis signed char array"
gdb_test "whatis v_unsigned_char_array" \
"type = unsigned char \\\[2\\\]" \
"whatis unsigned char array"
gdb_test "whatis v_short_array" \
"type = (short|short int) \\\[2\\\]" \
"whatis short array"
gdb_test "whatis v_signed_short_array" \
"type = (signed |)(short|short int) \\\[2\\\]" \
"whatis signed short array"
gdb_test "whatis v_unsigned_short_array" \
"type = (unsigned short|short unsigned int) \\\[2\\\]" \
"whatis unsigned short array"
gdb_test "whatis v_int_array" \
"type = int \\\[2\\\]" \
"whatis int array"
gdb_test "whatis v_signed_int_array" \
"type = (signed |)int \\\[2\\\]" \
"whatis signed int array"
gdb_test "whatis v_unsigned_int_array" \
"type = unsigned int \\\[2\\\]" \
"whatis unsigned int array"
# We already tested whether long prints as long, so here we accept int
# No need for more than one xfail for the same thing.
gdb_test "whatis v_long_array" \
"type = (int|long|long int) \\\[2\\\]" \
"whatis long array"
gdb_test "whatis v_signed_long_array" \
"type = (signed |)(int|long|long int) \\\[2\\\]" \
"whatis signed long array"
gdb_test "whatis v_unsigned_long_array" \
"type = (unsigned (int|long|long int)|long unsigned int) \\\[2\\\]" \
"whatis unsigned long array"
if ![target_info exists no_long_long] {
gdb_test "whatis v_unsigned_long_long_array" \
"type = (unsigned long long|long long unsigned int) \\\[2\\\]" \
"whatis unsigned long array"
}
gdb_test "whatis v_float_array" \
"type = float \\\[2\\\]" \
"whatis float array"
gdb_test "whatis v_double_array" \
"type = double \\\[2\\\]" \
"whatis double array"
# test whatis command with pointers
#
# We already tested whether char prints as char, so accept various perversions
# here. We especially want to make sure we test that it doesn't print as
# caddr_t.
gdb_test "whatis v_char_pointer" \
"type = (unsigned |signed |)char \\*" \
"whatis char pointer"
gdb_test "whatis v_signed_char_pointer" \
"type = (unsigned |signed |)char \\*" \
"whatis signed char pointer"
gdb_test "whatis v_unsigned_char_pointer" \
"type = unsigned char \\*" \
"whatis unsigned char pointer"
gdb_test "whatis v_short_pointer" \
"type = (short|short int) \\*" \
"whatis short pointer"
gdb_test "whatis v_signed_short_pointer" \
"type = (signed |)(short|short int) \\*" \
"whatis signed short pointer"
gdb_test "whatis v_unsigned_short_pointer" \
"type = (unsigned short|short unsigned int) \\*" \
"whatis unsigned short pointer"
gdb_test "whatis v_int_pointer" \
"type = int \\*" \
"whatis int pointer"
gdb_test "whatis v_signed_int_pointer" \
"type = (signed |)int \\*" \
"whatis signed int pointer"
gdb_test "whatis v_unsigned_int_pointer" \
"type = unsigned int \\*" \
"whatis unsigned int pointer"
# We already tested whether long prints as long, so here we accept int
gdb_test "whatis v_long_pointer" \
"type = (long|int|long int) \\*" \
"whatis long pointer"
gdb_test "whatis v_signed_long_pointer" \
"type = (signed |)(long|int|long int) \\*" \
"whatis signed long pointer"
gdb_test "whatis v_unsigned_long_pointer" \
"type = (unsigned (int|long|long int)|long unsigned int) \\*" \
"whatis unsigned long pointer"
if ![target_info exists no_long_long] {
gdb_test "whatis v_long_long_pointer" \
"type = long long(| int) \\*" \
"whatis long long pointer"
gdb_test "whatis v_signed_long_long_pointer" \
"type = (signed |)long long(| int) \\*" \
"whatis signed long long pointer"
gdb_test "whatis v_unsigned_long_long_pointer" \
"type = (unsigned long long|long long unsigned int) \\*" \
"whatis unsigned long long pointer"
}
gdb_test "whatis v_float_pointer" \
"type = float \\*" \
"whatis float pointer"
gdb_test "whatis v_double_pointer" \
"type = double \\*" \
"whatis double pointer"
# test whatis command with structure types
gdb_test "whatis v_struct1" \
"type = struct t_struct" \
"whatis named structure"
gdb_test "whatis struct t_struct" \
"type = struct t_struct" \
"whatis named structure using type name"
gdb_test "whatis v_struct2" \
"type = struct \{\.\.\.\}" \
"whatis unnamed structure"
gdb_test "whatis &v_struct1" \
"type = struct t_struct \\*"
gdb_test "whatis &v_struct2" \
"type = struct {\\.\\.\\.} \\*"
gdb_test "whatis v_struct_ptr1" \
"type = struct t_struct \\*"
gdb_test "whatis v_struct_ptr2" \
"type = struct {\\.\\.\\.} \\*"
gdb_test "whatis &v_struct_ptr1" \
"type = struct t_struct \\*\\*"
gdb_test "whatis &v_struct_ptr2" \
"type = struct {\\.\\.\\.} \\*\\*"
gdb_test "whatis v_struct1.v_char_member" \
"type = char"
gdb_test "whatis v_struct2.v_char_member" \
"type = char"
gdb_test "whatis v_struct_ptr1->v_char_member" \
"type = char"
gdb_test "whatis v_struct_ptr2->v_char_member" \
"type = char"
gdb_test "whatis &(v_struct1.v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_struct2.v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_struct_ptr1->v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_struct_ptr2->v_char_member)" \
"type = char \\*"
# test whatis command with union types
gdb_test "whatis v_union" \
"type = union t_union" \
"whatis named union"
gdb_test "whatis union t_union" \
"type = union t_union" \
"whatis named union using type name"
gdb_test "whatis v_union2" \
"type = union \{\.\.\.\}" \
"whatis unnamed union"
gdb_test "whatis &v_union" \
"type = union t_union \\*"
gdb_test "whatis &v_union2" \
"type = union {\\.\\.\\.} \\*"
gdb_test "whatis v_union_ptr" \
"type = union t_union \\*"
gdb_test "whatis v_union_ptr2" \
"type = union {\\.\\.\\.} \\*"
gdb_test "whatis &v_union_ptr" \
"type = union t_union \\*\\*"
gdb_test "whatis &v_union_ptr2" \
"type = union {\\.\\.\\.} \\*\\*"
gdb_test "whatis v_union.v_char_member" \
"type = char"
gdb_test "whatis v_union2.v_char_member" \
"type = char"
gdb_test "whatis v_union_ptr->v_char_member" \
"type = char"
gdb_test "whatis v_union_ptr2->v_char_member" \
"type = char"
gdb_test "whatis &(v_union.v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_union2.v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_union_ptr->v_char_member)" \
"type = char \\*"
gdb_test "whatis &(v_union_ptr2->v_char_member)" \
"type = char \\*"
# Using stabs we will mark these functions as prototyped. This
# is harmless but causes an extra VOID to be printed.
set void "(void|)"
# test whatis command with functions return type
gdb_test "whatis v_char_func" \
"type = (signed |unsigned |)char \\($void\\)" \
"whatis char function"
gdb_test "whatis v_signed_char_func" \
"type = (signed |unsigned |)char \\($void\\)" \
"whatis signed char function"
gdb_test "whatis v_unsigned_char_func" \
"type = unsigned char \\($void\\)" \
"whatis unsigned char function"
gdb_test "whatis v_short_func" \
"type = short (int |)\\($void\\)" \
"whatis short function"
gdb_test "whatis v_signed_short_func" \
"type = (signed |)short (int |)\\($void\\)" \
"whatis signed short function"
gdb_test "whatis v_unsigned_short_func" \
"type = (unsigned short|short unsigned int) \\($void\\)" \
"whatis unsigned short function"
gdb_test "whatis v_int_func" \
"type = int \\($void\\)" \
"whatis int function"
gdb_test "whatis v_signed_int_func" \
"type = (signed |)int \\($void\\)" \
"whatis signed int function"
gdb_test "whatis v_unsigned_int_func" \
"type = unsigned int \\($void\\)" \
"whatis unsigned int function"
gdb_test "whatis v_long_func" \
"type = (long|int|long int) \\($void\\)" \
"whatis long function"
gdb_test "whatis v_signed_long_func" \
"type = (signed |)(int|long|long int) \\($void\\)" \
"whatis signed long function"
gdb_test "whatis v_unsigned_long_func" \
"type = (unsigned (int|long|long int)|long unsigned int) \\($void\\)" \
"whatis unsigned long function"
if ![target_info exists no_long_long] {
gdb_test "whatis v_long_long_func" \
"type = long long(| int) \\($void\\)" \
"whatis long long function"
gdb_test "whatis v_signed_long_long_func" \
"type = (signed |)long long(| int) \\($void\\)" \
"whatis signed long long function"
gdb_test "whatis v_unsigned_long_long_func" \
"type = (unsigned long long(| int)|long long unsigned int) \\($void\\)" \
"whatis unsigned long long function"
}
# Sun /bin/cc calls this a function returning double.
if {!$gcc_compiled} then {setup_xfail "*-sun-sunos4*"}
gdb_test "whatis v_float_func" \
"type = float \\($void\\)" \
"whatis float function"
gdb_test "whatis v_double_func" \
"type = double \\($void\\)" \
"whatis double function" \
# test whatis command with some misc complicated types
gdb_test "whatis s_link" \
"type = struct link \\*" \
"whatis complicated structure"
gdb_test "whatis u_link" \
"type = union tu_link" \
"whatis complicated union"
# test whatis command with enumerations
gdb_test "whatis clunker" \
"type = enum cars" \
"whatis enumeration"
gdb_test "whatis enum cars" \
"type = enum cars" \
"whatis enumeration using type name"
# test whatis command with nested struct and union
gdb_test "whatis nested_su" \
"type = struct outer_struct" \
"whatis outer structure"
gdb_test "whatis nested_su.outer_int" \
"type = int" \
"whatis outer structure member"
gdb_test "whatis nested_su.inner_struct_instance" \
"type = struct inner_struct" \
"whatis inner structure"
gdb_test "whatis nested_su.inner_struct_instance.inner_int" \
"type = int" \
"whatis inner structure member"
gdb_test "whatis nested_su.inner_union_instance" \
"type = union inner_union" \
"whatis inner union"
gdb_test "whatis nested_su.inner_union_instance.inner_union_int" \
"type = int" \
"whatis inner union member"
# test whatis command with typedefs
gdb_test "whatis char_addr" \
"type = char \\*" \
"whatis using typedef type name"
gdb_test "whatis a_char_addr" \
"type = char_addr" \
"whatis applied to variable defined by typedef"
# Regression tests for PR 9514.
gdb_test "whatis void (**)()" \
"type = void \\(\\*\\*\\)\\(\\)" \
"whatis applied to pointer to pointer to function"
gdb_test "whatis void (** const)()" \
"type = void \\(\\*\\* const\\)\\(\\)" \
"whatis applied to const pointer to pointer to function"
gdb_test "whatis void (* const *)()" \
"type = void \\(\\* const \\*\\)\\(\\)" \
"whatis applied to pointer to const pointer to function"
gdb_test "whatis int *(*)()" \
"type = int \\*\\(\\*\\)\\(\\)" \
"whatis applied to pointer to function returning pointer to int"
gdb_test "whatis int *(**)()" \
"type = int \\*\\(\\*\\*\\)\\(\\)" \
"whatis applied to pointer to pointer to function returning pointer to int"
gdb_test "whatis char (*(*)())\[23\]" \
"type = char \\(\\*\\(\\*\\)\\(\\)\\)\\\[23\\\]" \
"whatis applied to pointer to function returning pointer to array"
gdb_test "whatis int (*)(int, int)" \
"type = int \\(\\*\\)\\(int, int\\)" \
"whatis applied to pointer to function taking int,int and returning int"
gdb_test "whatis int (*)(const int *, ...)" \
"type = int \\(\\*\\)\\(const int \\*, \\.\\.\\.\\)" \
"whatis applied to pointer to function taking const int ptr and varargs and returning int"
gdb_test "whatis int (*)(void, int, int)" \
"parameter types following 'void'" \
"whatis applied to function with types trailing 'void'"
gdb_test "whatis int (*)(int, void, int)" \
"'void' invalid as parameter type" \
"whatis applied to function with 'void' parameter type"