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c0f55cc6 AV |
1 | # Copyright 2002-2017 Free Software Foundation, Inc. |
2 | ||
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
16 | # This file is part of the gdb testsuite | |
17 | ||
18 | # C++11 rvalue reference type casting tests, based on gdb.cp/casts.exp. | |
19 | ||
20 | if {[skip_cplus_tests]} { continue } | |
21 | ||
22 | standard_testfile .cc | |
23 | ||
24 | if {[get_compiler_info "c++"]} { | |
25 | return -1 | |
26 | } | |
27 | ||
28 | if {[prepare_for_testing $testfile.exp $testfile $srcfile \ | |
29 | {debug c++ additional_flags="-std=gnu++11"}]} { | |
30 | return -1 | |
31 | } | |
32 | ||
33 | if {![runto_main]} { | |
34 | untested "couldn't run to main" | |
35 | return -1 | |
36 | } | |
37 | ||
38 | # Prevent symbol on address 0x0 being printed. | |
39 | gdb_test_no_output "set print symbol off" | |
40 | ||
41 | set line [gdb_get_line_number {rvalue-ref-casts.exp: 1}] | |
42 | gdb_test "break $line" "Breakpoint.*at.* file .*$srcfile, line $line\\." \ | |
43 | "break at test location" | |
44 | ||
45 | gdb_test "continue" "Breakpoint .* at .*$srcfile:$line.*" | |
46 | ||
47 | # Check upcasting. | |
48 | gdb_test "print (A &&) br" ".* = .A &&.* {a = 42}" \ | |
49 | "cast derived class rvalue reference to base class rvalue reference" | |
50 | ||
51 | # Check downcasting. | |
52 | gdb_test "print (B &&) ar" ".* = .B.* {<A> = {a = 42}, b = 1729}" \ | |
53 | "cast base class rvalue reference to derived class rvalue reference" | |
54 | ||
55 | # Check compiler casting | |
56 | ||
57 | set nonzero_hex "0x\[0-9A-Fa-f\]\[0-9A-Fa-f\]+" | |
58 | ||
59 | gdb_test "print br" ".* = .B.* {<A> = {a = 42}, b = 1729}" \ | |
60 | "let compiler cast base class rvalue reference to derived\ | |
61 | class rvalue reference" | |
62 | ||
63 | gdb_test "print static_cast<A &&> (*b)" " = \\(A \\&\\&\\) @$hex: {a = 42}" \ | |
64 | "static_cast to rvalue reference type" | |
65 | ||
66 | gdb_test "print reinterpret_cast<A &&> (*b)" \ | |
67 | " = \\(A \\&\\&\\) @$hex: {a = 42}" \ | |
68 | "reinterpret_cast to rvalue reference type" | |
69 | ||
70 | gdb_test "print dynamic_cast<Alpha &&> (derived)" \ | |
71 | " = \\(Alpha \\&\\&\\) @$nonzero_hex: {.* = ${nonzero_hex}(\ | |
72 | <vtable for Derived.*>)?}" \ | |
73 | "dynamic_cast simple upcast to rvalue reference" | |
74 | ||
75 | gdb_test "print dynamic_cast<VirtuallyDerived &&> (*ad)" \ | |
76 | "dynamic_cast failed" \ | |
77 | "dynamic_cast to rvalue reference to non-existing base" |