mirror of
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393 lines
15 KiB
Plaintext
393 lines
15 KiB
Plaintext
# Copyright 1998-2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# written by Elena Zannoni (ezannoni@cygnus.com)
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# Rewritten by Michael Chastain <mec.gnu@mindspring.com>
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# This file is part of the gdb testsuite
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# Tests for overloaded member functions.
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set ws "\[\r\n\t \]+"
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set nl "\[\r\n\]+"
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if { [skip_cplus_tests] } { continue }
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standard_testfile .cc
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
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return -1
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}
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# Set it up at a breakpoint so we can play with the variable values.
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if ![runto 'marker1'] then {
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perror "couldn't run to marker1"
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continue
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}
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# Prevent symbol on address 0x0 being printed.
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gdb_test_no_output "set print symbol off"
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gdb_test "up" ".*main.*" "up from marker1"
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# Print the monster class type.
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# See virtfunc.exp for a discussion of ptype.
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#
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# This is hairy to begin with. It is even more hairy because of the
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# XX_* alternate patterns to catch the KFAIL and XFAIL cases.
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set re_class "((struct|class) foo \{${ws}public:|struct foo \{)"
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set re_fields "int ifoo;${ws}const char ?\\* ?ccpfoo;"
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set XX_fields "int ifoo;${ws}char ?\\* ?ccpfoo;"
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set re_ctor "foo\\(int\\);${ws}foo\\(int, (char const|const char) ?\\*\\);${ws}foo\\(foo ?&\\);"
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set re_dtor "~foo\\((void|)\\);"
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set XX_dtor "~foo\\(int\\);"
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set re_methods "void foofunc\\(int\\);"
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set re_methods "${re_methods}${ws}void foofunc\\(int, signed char ?\\*\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\((void|)\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(char\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(signed char\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(unsigned char\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(short( int)?\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\((unsigned short|short unsigned)( int)?\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(int\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(unsigned int\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(long( int)?\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\((unsigned long|long unsigned)( int)?\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(float\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(double\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(int \\*\\);"
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set re_methods "${re_methods}${ws}int overload1arg\\(void \\*\\);"
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set re_methods "${re_methods}${ws}int overloadfnarg\\((void|)\\);"
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set re_methods "${re_methods}${ws}int overloadfnarg\\(int\\);"
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set re_methods "${re_methods}${ws}int overloadfnarg\\(int, int ?\\(\\*\\) ?\\(int\\)\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int\\);"
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set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int, int\\);"
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set re_synth "foo & operator=\\(foo const ?&\\);"
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gdb_test "print foo_instance1" "\\$\[0-9\]+ = \{ifoo = 111, ccpfoo = 0x0\}"
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gdb_test_multiple "ptype foo_instance1" "ptype foo_instance1" {
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-re "type = $re_class${ws}$XX_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
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# gcc 2.95.3 -gstabs+, no "const" on "const char *"
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# TODO: gdb.base/constvar.exp has XFAILed this kind of problem for a
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# long time, but an XFAIL really needs an external bug report.
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# -- chastain 2003-12-31
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# setup_xfail "*-*-*"
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# fail "ptype foo_instance1"
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# TODO: this should be a KFAIL.
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pass "ptype foo_instance1 (shorter match)"
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}
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-re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
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# gcc 2.95.3 -gstabs+ if "const char *" ever gets fixed
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pass "ptype foo_instance1"
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}
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-re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$XX_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
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# gcc 3.3.2 -gdwarf-2, "~foo(int)"
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# TODO: kfail this
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# kfail "gdb/1113" "ptype foo_instance1"
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pass "ptype foo_instance1 (shorter match)"
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}
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-re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
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# gcc 3.3.2 -gdwarf-2, if the dtor bug gets fixed
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# gcc HEAD -gdwarf-2 (abi-2)
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# TODO: just pass this
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pass "ptype foo_instance1 (shorter match)"
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}
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-re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
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# gcc 3.3.2 -gstabs+
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# TODO: enough with the "shorter match"
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pass "ptype foo_instance1 (shorter match)"
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}
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-re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods${ws}$re_synth$nl\}$nl$gdb_prompt $" {
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# gcc HEAD -gstabs+ (abi-2)
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pass "ptype foo_instance1 (shorter match)"
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}
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}
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# Print variables and method calls.
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# This is a walk in the park.
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gdb_test "print foo_instance2" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
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gdb_test "print foo_instance3" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
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gdb_test "print foo_instance1.overloadargs(1)" "\\$\[0-9\]+ = 1" \
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"print call overloaded func 1 arg"
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# Regression test for overloading with function pointer type.
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gdb_test "print foo_instance1.overloadfnarg(23, intintfunc)" " = 23"
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# If GDB fails to restore the selected frame properly after the
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# inferior function call above (see GDB PR 1155 for an explanation of
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# why this might happen), all the subsequent tests will fail. We
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# should detect and report that failure, but let the marker call
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# finish so that the rest of the tests can run undisturbed.
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gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
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-re "#0 marker1.*$gdb_prompt $" {
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setup_kfail "gdb/1155" s390-*-linux-gnu
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fail "re-selected 'main' frame after inferior call"
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gdb_test "finish" ".*main.*at .*overload.cc:.*// marker1-returns-here.*" \
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"finish call to marker1"
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}
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-re "#1 ($hex in )?main.*$gdb_prompt $" {
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pass "re-selected 'main' frame after inferior call"
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}
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}
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gdb_test "print foo_instance1.overloadargs(1, 2)" \
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"\\$\[0-9\]+ = 2" \
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"print call overloaded func 2 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3)" \
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"\\$\[0-9\]+ = 3" \
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"print call overloaded func 3 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4)" \
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"\\$\[0-9\]+ = 4" \
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"print call overloaded func 4 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5)" \
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"\\$\[0-9\]+ = 5" \
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"print call overloaded func 5 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6)" \
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"\\$\[0-9\]+ = 6" \
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"print call overloaded func 6 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7)" \
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"\\$\[0-9\]+ = 7" \
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"print call overloaded func 7 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8)" \
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"\\$\[0-9\]+ = 8" \
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"print call overloaded func 8 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9)" \
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"\\$\[0-9\]+ = 9" \
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"print call overloaded func 9 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" \
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"\\$\[0-9\]+ = 10" \
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"print call overloaded func 10 args"
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gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)" \
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"\\$\[0-9\]+ = 11" \
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"print call overloaded func 11 args"
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gdb_test "print foo_instance1.overload1arg()" \
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"\\$\[0-9\]+ = 1" \
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"print call overloaded func void arg"
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gdb_test "print foo_instance1.overload1arg((char)arg2)" \
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"\\$\[0-9\]+ = 2" \
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"print call overloaded func char arg"
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gdb_test "print foo_instance1.overload1arg((signed char)arg3)" \
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"\\$\[0-9\]+ = 3" \
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"print call overloaded func signed char arg"
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gdb_test "print foo_instance1.overload1arg((unsigned char)arg4)" \
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"\\$\[0-9\]+ = 4" \
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"print call overloaded func unsigned char arg"
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gdb_test "print foo_instance1.overload1arg((short)arg5)" \
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"\\$\[0-9\]+ = 5" \
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"print call overloaded func short arg"
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gdb_test "print foo_instance1.overload1arg((unsigned short)arg6)" \
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"\\$\[0-9\]+ = 6" \
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"print call overloaded func unsigned short arg"
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gdb_test "print foo_instance1.overload1arg((int)arg7)" \
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"\\$\[0-9\]+ = 7" \
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"print call overloaded func int arg"
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gdb_test "print foo_instance1.overload1arg((unsigned int)arg8)" \
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"\\$\[0-9\]+ = 8" \
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"print call overloaded func unsigned int arg"
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gdb_test "print foo_instance1.overload1arg((long)arg9)" \
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"\\$\[0-9\]+ = 9" \
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"print call overloaded func long arg"
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gdb_test "print foo_instance1.overload1arg((unsigned long)arg10)" \
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"\\$\[0-9\]+ = 10" \
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"print call overloaded func unsigned long arg"
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gdb_test "print foo_instance1.overload1arg((float)arg11)" \
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"\\$\[0-9\]+ = 11" \
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"print call overloaded func float arg"
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gdb_test "print foo_instance1.overload1arg((double)arg12)" \
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"\\$\[0-9\]+ = 12" \
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"print call overloaded func double arg"
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gdb_test "print foo_instance1.overload1arg(&arg13)" \
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"\\$\[0-9\]+ = 13" \
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"print call overloaded func int\\* arg"
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gdb_test "print foo_instance1.overload1arg(&arg14)" \
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"\\$\[0-9\]+ = 14" \
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"print call overloaded func char\\* arg"
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gdb_test "print bar(a)" "= 11"
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gdb_test "print bar(b)" "= 22"
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gdb_test "print bar(c)" "= 22"
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gdb_test "print bar(d)" "= 22"
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# ---
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# List overloaded functions.
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gdb_test_no_output "set listsize 1" ""
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# Build source listing pattern based on an inclusive line range.
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proc line_range_pattern { range_start range_end } {
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global line_re
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for {set i $range_start} {$i <= $range_end} {incr i} {
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append pattern "\r\n$i\[ \t\]\[^\r\n\]*"
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}
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verbose -log "pattern $pattern"
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return $pattern
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}
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# The void case is tricky because some compilers say "(void)"
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# and some compilers say "()".
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gdb_test_multiple "info func overloadfnarg" "list overloaded function with no args" {
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-re ".*overloadfnarg\\(void\\).*$gdb_prompt $" {
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# gcc 2
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gdb_test "list foo::overloadfnarg(void)"\
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".*int foo::overloadfnarg.*\\(void\\).*" \
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"list overloaded function with no args"
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}
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-re ".*overloadfnarg\\(\\).*$gdb_prompt $" {
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# gcc 3
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gdb_test "list foo::overloadfnarg()"\
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".*int foo::overloadfnarg.*\\(void\\).*" \
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"list overloaded function with no args"
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}
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}
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gdb_test "list foo::overloadfnarg(int)" \
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"int foo::overloadfnarg.*\\(int arg\\).*" \
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"list overloaded function with int arg"
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gdb_test "list foo::overloadfnarg(int, int (*)(int))" \
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"int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
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"list overloaded function with function ptr args"
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gdb_test "list \"foo::overloadfnarg(int, int (*)(int))\"" \
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"int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
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"list overloaded function with function ptr args - quotes around argument"
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# Test list with filename.
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gdb_test "list ${srcfile}:intToChar" "int intToChar.*"
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gdb_test "list ${srcfile}:intToChar(char)" "int intToChar.*"
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gdb_test "list ${srcfile}:'intToChar(char)'" "int intToChar.*"
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gdb_test "list '${srcfile}:intToChar(char)'" "int intToChar.*"
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gdb_test "list '${srcfile}':intToChar(char)" "int intToChar.*"
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gdb_test "list '${srcfile}':'intToChar(char)'" "int intToChar.*"
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# And with filename and namespace.
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gdb_test "list ${srcfile}:foo::overloadfnarg(int)" "int foo::overloadfnarg.*}"
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gdb_test "list ${srcfile}:'foo::overloadfnarg(int)'" "int foo::overloadfnarg.*}"
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# Now some tests to see how overloading and namespaces interact.
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gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 1"
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gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 1"
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gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2"
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# Static methods.
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gdb_test "print K::staticoverload ()" " = 1"
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gdb_test "print K::staticoverload (2)" " = 2"
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gdb_test "print K::staticoverload (2, 3)" " = 5"
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# Namespace-qualified functions.
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gdb_test "print N::nsoverload ()" " = 1"
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gdb_test "print N::nsoverload (2)" " = 2"
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gdb_test "print N::nsoverload (2, 3)" " = 5"
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# Test "list function" when there are multiple "function" overloads.
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with_test_prefix "list all overloads" {
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# Bump up listsize again, to make sure the number of lines to
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# display before/after each location is computed correctly.
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gdb_test_no_output "set listsize 10"
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set line_bar_A [gdb_get_line_number "int bar (A)"]
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set line_bar_B [gdb_get_line_number "int bar (B)"]
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set lines1 [line_range_pattern [expr $line_bar_A - 5] [expr $line_bar_A + 4]]
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set lines2 [line_range_pattern [expr $line_bar_B - 5] [expr $line_bar_B + 4]]
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set any "\[^\r\n\]*"
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set h1_re "file: \"${any}overload.cc\", line number: $line_bar_A, symbol: \"bar\\(A\\)\""
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set h2_re "file: \"${any}overload.cc\", line number: $line_bar_B, symbol: \"bar\\(B\\)\""
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gdb_test "list bar" "${h1_re}${lines1}\r\n${h2_re}${lines2}"
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}
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if ![runto 'XXX::marker2'] then {
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perror "couldn't run to XXX::marker2"
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continue
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}
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gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 3" "print overloadNamespace(1) in XXX"
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gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 3" "print overloadNamespace('a') in XXX"
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gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2" "print overloadNamespace(dummyInstance) in XXX"
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# One last mysterious test.
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# I wonder what this is for?
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gdb_test "print intToChar(1)" "\\$\[0-9\]+ = 297"
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# Test expression evaluation with overloaded methods
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gdb_test "print foo::overload1arg" \
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"non-unique member `overload1arg' requires type instantiation" \
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"print foo::overload1arg"
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gdb_test "print foo::overload1arg(char***)" \
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"no member function matches that type instantiation" \
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"print foo::overload1arg(char***)"
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gdb_test "print foo::overload1arg(void)" \
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"\\$$decimal = {int \\(foo \\*( const|)\\)} $hex <foo::overload1arg\\(\\)>" \
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"print foo::overload1arg(void)"
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foreach t [list char "signed char" "unsigned char" "short" \
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"unsigned short" int "unsigned int" long "unsigned long" \
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float double] {
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gdb_test "print foo::overload1arg($t)" \
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"\\$$decimal = {int \\(foo \\*( const|), $t\\)} $hex <foo::overload1arg\\($t\\)>" \
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"print foo::overload1arg($t)"
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}
|