mirror of
https://sourceware.org/git/binutils-gdb.git
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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
395 lines
13 KiB
Plaintext
395 lines
13 KiB
Plaintext
# Copyright (C) 2016-2021 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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# Test expression parsing and evaluation that requires Rust compiler.
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load_lib rust-support.exp
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if {[skip_rust_tests]} {
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continue
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}
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standard_testfile .rs
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
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return -1
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}
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set line [gdb_get_line_number "set breakpoint here"]
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if {![runto ${srcfile}:$line]} {
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untested "could not run to breakpoint"
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return -1
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}
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gdb_test "print a" " = \\(\\)"
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gdb_test "ptype a" " = \\(\\)"
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gdb_test "print sizeof(a)" " = 0"
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gdb_test "print b" " = \\\[\\\]"
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gdb_test "ptype b" " = \\\[i32; 0\\\]"
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gdb_test "print *(&b as *const \[i32; 0\])" " = \\\[\\\]"
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gdb_test "print *(&b as *const \[i32; 0_0\])" " = \\\[\\\]"
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gdb_test "print c" " = 99"
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gdb_test "ptype c" " = i32"
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gdb_test "print sizeof(c)" " = 4"
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gdb_test "print c = 87" " = \\(\\)"
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gdb_test "print c" " = 87" "print after assignment"
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gdb_test "print c += 3" " = \\(\\)"
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gdb_test "print c" " = 90" "print after plus assignment"
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gdb_test "print c -= 90" " = \\(\\)"
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gdb_test "print c" " = 0" "print after minus assignment"
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gdb_test "print *&c" " = 0"
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gdb_test "print *(&c as &i32)" " = 0"
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gdb_test "print *(&c as *const i32)" " = 0"
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gdb_test "print *(&c as *mut i32)" " = 0"
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gdb_test "ptype &c as *mut i32" "\\*mut i32"
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gdb_test "print/c f\[0\]" " = 104 'h'"
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gdb_test "print j" " = simple::Unit"
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gdb_test "ptype j" " = struct simple::Unit"
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gdb_test "print j2" " = simple::Unit"
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gdb_test "ptype j2" " = struct simple::Unit"
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gdb_test "print simple::Unit" " = simple::Unit"
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gdb_test "print simple::Unit{}" " = simple::Unit"
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gdb_test "print f" " = \"hi bob\""
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gdb_test "print fslice" " = \"bob\""
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gdb_test "print &f\[3..\]" " = \"bob\""
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gdb_test "print g" " = \\(\\*mut \\\[u8; 6\\\]\\) $hex b\"hi bob\""
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gdb_test "ptype g" " = \\*mut \\\[u8; 6\\\]"
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gdb_test "print v" " = simple::Something::Three"
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gdb_test_sequence "ptype v" "" {
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" = enum simple::Something \\{"
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" One,"
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" Two,"
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" Three,"
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"\\}"
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}
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gdb_test "print w" " = \\\[1, 2, 3, 4\\\]"
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gdb_test "ptype w" " = \\\[i32; 4\\\]"
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gdb_test "print w\[2\]" " = 3"
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gdb_test "print w\[2\] @ 2" " = \\\[3, 4\\\]"
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gdb_test "print w_ptr\[2\]" " = 3"
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gdb_test "print fromslice" " = 3"
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gdb_test "print slice\[0\]" " = 3"
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gdb_test "print slice as &\[i32\]\[0\]" " = 3"
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gdb_test_sequence "ptype slice" "" {
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" = struct &\\\[i32\\\] \\{"
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" data_ptr: \\*mut i32,"
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" length: usize,"
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"\\}"
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}
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gdb_test_sequence "ptype &slice\[..\]" "" {
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" = struct &\\\[i32\\\] \\{"
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" data_ptr: \\*mut i32,"
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" length: usize,"
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"\\}"
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}
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gdb_test_sequence "ptype &b\[..\]" "" {
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" = struct &\\\[\\*gdb\\*\\\] \\{"
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" data_ptr: \\*mut i32,"
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" length: usize,"
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"\\}"
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}
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gdb_test "print x" " = \\(23, 25\\.5\\)"
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gdb_test "ptype x" " = \\(i32, f64\\)"
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gdb_test "print x as (i32,f64)" " = \\(23, 25\\.5\\)"
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gdb_test "print y" " = simple::HiBob \\{field1: 7, field2: 8\\}"
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gdb_test_sequence "ptype y" "" {
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" = struct simple::HiBob \\{"
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" field1: i32,"
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" field2: u64,"
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"\\}"
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}
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gdb_test "print y.field2" " = 8"
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gdb_test "print z" " = simple::ByeBob \\(7, 8\\)"
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gdb_test_sequence "ptype z" "" {
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" = struct simple::ByeBob \\("
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" i32,"
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" u64,"
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"\\)"
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}
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gdb_test "print z.1" " = 8"
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gdb_test "print univariant" " = simple::Univariant::Foo{a: 1}"
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gdb_test "print univariant.a" " = 1"
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gdb_test "print univariant_anon" " = simple::UnivariantAnon::Foo\\(1\\)"
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gdb_test "print univariant_anon.0" " = 1"
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gdb_test "print univariant_anon.sss" \
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"Attempting to access named field sss of tuple variant simple::UnivariantAnon::Foo, which has only anonymous fields"
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gdb_test_sequence "ptype simple::Univariant" "" {
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"type = enum simple::Univariant \\{"
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" Foo\\{a: u8\\},"
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"\\}"
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}
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gdb_test_sequence "ptype simple::UnivariantAnon" "" {
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"type = enum simple::UnivariantAnon \\{"
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" Foo\\(u8\\),"
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"\\}"
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}
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gdb_test_sequence "ptype simple::ByeBob" "" {
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" = struct simple::ByeBob \\("
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" i32,"
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" u64,"
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"\\)"
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}
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gdb_test "print simple::ByeBob(0xff, 5)" \
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" = simple::ByeBob \\(255, 5\\)"
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gdb_test "print simple::ByeBob\{field1: 0xff, field2:5\}" \
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"Struct expression applied to non-struct type"
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gdb_test "print simple::HiBob(0xff, 5)" \
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"Type simple::HiBob is not a tuple struct"
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gdb_test "print sizeof(simple::HiBob)" " = \[0-9\]+"
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gdb_test "print simple::HiBob + 5" \
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"Found type 'simple::HiBob', which can't be evaluated in this context"
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gdb_test "print nosuchsymbol" \
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"No symbol 'nosuchsymbol' in current context"
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gdb_test "print simple::HiBob{field1, field2}" \
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" = simple::HiBob \\{field1: 77, field2: 88\\}"
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gdb_test "print simple::HiBob{field1: 99, .. y}" \
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" = simple::HiBob \\{field1: 99, field2: 8\\}"
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gdb_test "print e" " = simple::MoreComplicated::Two\\(73\\)"
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gdb_test "print e2" \
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" = simple::MoreComplicated::Four\\{this: true, is: 8, a: 109 'm', struct_: 100, variant: 10\\}"
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gdb_test "print sizeof(e)" " = 24"
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gdb_test_sequence "ptype e" "" {
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" = enum simple::MoreComplicated \\{"
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" One,"
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" Two\\(i32\\),"
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" Three\\(simple::HiBob\\),"
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" Four\\{this: bool, is: u8, a: char, struct_: u64, variant: u32\\},"
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"\\}"
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}
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gdb_test "print e.0" " = 73"
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gdb_test "print e.1" \
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"Cannot access field 1 of variant simple::MoreComplicated::Two, there are only 1 fields"
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gdb_test "print e.foo" \
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"Attempting to access named field foo of tuple variant simple::MoreComplicated::Two, which has only anonymous fields"
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gdb_test "print e2.variant" " = 10"
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gdb_test "print e2.notexist" \
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"Could not find field notexist of struct variant simple::MoreComplicated::Four"
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gdb_test "print e2.0" \
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"Variant simple::MoreComplicated::Four is not a tuple variant"
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set pass_pattern " = simple::SpaceSaver::Nothing"
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set xfail_pattern " = simple::SpaceSaver::Thebox\\($decimal, 0x0\\)"
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gdb_test_multiple "print k" "" {
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-re "\[\r\n\]*(?:$pass_pattern)\[\r\n\]+$gdb_prompt $" {
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pass $gdb_test_name
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}
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-re "\[\r\n\]*(?:$xfail_pattern)\[\r\n\]+$gdb_prompt $" {
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xfail $gdb_test_name
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}
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}
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gdb_test "print l" " = simple::SpaceSaver::Thebox\\(9, $hex\\)"
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gdb_test "print *l.1" " = 1729"
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gdb_test "print diff2(3, 7)" " = -4"
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gdb_test "print self::diff2(8, 9)" " = -1"
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gdb_test "print ::diff2(23, -23)" " = 46"
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gdb_test "ptype diff2" "fn \\(i32, i32\\) -> i32"
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gdb_test "ptype empty" "fn \\(\\)"
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gdb_test "print (diff2 as fn(i32, i32) -> i32)(19, -2)" " = 21"
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gdb_test "print \"hello rust\"" " = \"hello rust.*\""
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gdb_test "print \"hello" "Unexpected EOF in string"
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gdb_test "print r##\"hello \" rust\"##" " = \"hello \\\\\" rust.*\""
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gdb_test "print r\"hello" "Unexpected EOF in string"
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gdb_test "print r###\"###hello\"" "Unexpected EOF in string"
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gdb_test "print r###\"###hello\"##" "Unexpected EOF in string"
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gdb_test "print r###\"hello###" "Unexpected EOF in string"
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gdb_test "print 0..5" " = .*::ops::Range.* \\{start: 0, end: 5\\}"
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gdb_test "print 0..=5" " = .*::ops::RangeInclusive.* \\{start: 0, end: 5\\}"
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gdb_test "print ..5" " = .*::ops::RangeTo.* \\{end: 5\\}"
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gdb_test "print ..=5" " = .*::ops::RangeToInclusive.* \\{end: 5\\}"
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gdb_test "print 5.." " = .*::ops::RangeFrom.* \\{start: 5\\}"
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gdb_test "print .." " = .*::ops::RangeFull"
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set pass_pattern \
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" = core::option::Option<\[a-z\]+::string::String>::Some\\(\[a-z\]+::string::String .*"
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set xfail_pattern \
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"( = <error reading variable>|That operation is not available on .*)"
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gdb_test_multiple "print str_some" "" {
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-re "\[\r\n\]*(?:$pass_pattern)\[\r\n\]+$gdb_prompt $" {
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pass $gdb_test_name
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}
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-re "\[\r\n\]*(?:$xfail_pattern)\[\r\n\]+$gdb_prompt $" {
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xfail $gdb_test_name
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}
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}
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set pass_pattern " = core::option::Option<\[a-z\]+::string::String>::None"
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gdb_test_multiple "print str_none" "" {
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-re "\[\r\n\]*(?:$pass_pattern)\[\r\n\]+$gdb_prompt $" {
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pass $gdb_test_name
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}
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-re "\[\r\n\]*(?:$xfail_pattern)\[\r\n\]+$gdb_prompt $" {
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xfail $gdb_test_name
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}
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}
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gdb_test "print int_some" " = core::option::Option<u8>::Some\\(1\\)"
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gdb_test "print int_none" " = core::option::Option<u8>::None"
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# The result expressions are a bit lax here, to handle the fact that
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# the output varies between Rust versions. Mostly we just want to
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# check for the presence "Option", "Box", "u8", and either "Some" or
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# "None".
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gdb_test "print box_some" \
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" = core::option::Option<\[a-z:\]*Box<u8.*>>::Some\\(.*\\)"
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gdb_test "print box_none" \
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" = core::option::Option<\[a-z:\]*Box<u8.*>>::None"
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set pass_pattern \
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" = simple::NonZeroOptimized::Value\\(\[a-z\]+::string::String .*"
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gdb_test_multiple "print custom_some" "" {
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-re "\[\r\n\]*(?:$pass_pattern)\[\r\n\]+$gdb_prompt $" {
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pass $gdb_test_name
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}
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-re "\[\r\n\]*(?:$xfail_pattern)\[\r\n\]+$gdb_prompt $" {
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xfail $gdb_test_name
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}
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}
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set pass_pattern " = simple::NonZeroOptimized::Empty"
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gdb_test_multiple "print custom_none" "" {
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-re "\[\r\n\]*(?:$pass_pattern)\[\r\n\]+$gdb_prompt $" {
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pass $gdb_test_name
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}
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-re "\[\r\n\]*(?:$xfail_pattern)\[\r\n\]+$gdb_prompt $" {
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xfail $gdb_test_name
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}
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}
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gdb_test "print st" \
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" = simple::StringAtOffset {field1: \"hello\", field2: 1, field3: \"world\"}"
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proc test_one_slice {svar length base range} {
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with_test_prefix $range {
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global hex
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set result " = &\\\[.*\\\] \\{data_ptr: $hex, length: $length\\}"
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gdb_test "print $svar" $result
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gdb_test "print &${base}\[${range}\]" $result
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}
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}
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test_one_slice slice 1 w 2..3
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test_one_slice slice 1 w 2..=2
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test_one_slice slice2 1 slice 0..1
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test_one_slice slice2 1 slice 0..=0
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test_one_slice all1 4 w ..
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test_one_slice all2 1 slice ..
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test_one_slice from1 3 w 1..
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test_one_slice from2 0 slice 1..
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test_one_slice to1 3 w ..3
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test_one_slice to1 3 w ..=2
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test_one_slice to2 1 slice ..1
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test_one_slice to2 1 slice ..=0
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gdb_test "print w\[2..3\]" "Can't take slice of array without '&'"
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gdb_test_sequence "complete print y.f" "" \
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{"print y.field1" "print y.field2"}
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gdb_test_sequence "complete print y." "" \
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{"print y.field1" "print y.field2"}
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# Unimplemented, but we can at least test the parser productions.
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gdb_test "print (1,2,3)" "Tuple expressions not supported yet"
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gdb_test "print (1,)" "Tuple expressions not supported yet"
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gdb_test "print (1)" " = 1"
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gdb_test "print 23..97.0" "Range expression with different types"
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gdb_test "print (*parametrized.next.val)" \
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" = simple::ParametrizedStruct<i32> {next: simple::ParametrizedEnum<\[a-z:\]*Box<simple::ParametrizedStruct<i32>.*>>::Empty, value: 1}"
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gdb_test "print parametrized.next.val" \
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" = \\(\\*mut simple::ParametrizedStruct<i32>\\) $hex"
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gdb_test "print parametrized" \
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" = simple::ParametrizedStruct<i32> \\{next: simple::ParametrizedEnum<\[a-z:\]*Box<simple::ParametrizedStruct<i32>.*>>::Val\\{val: $hex\\}, value: 0\\}"
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gdb_test_sequence "ptype/o SimpleLayout" "" {
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"/\\* offset | size \\*/ type = struct simple::SimpleLayout {"
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"/\\* 0 | 2 \\*/ f1: u16,"
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"/\\* 2 | 2 \\*/ f2: u16,"
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""
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" /\\* total size \\(bytes\\): 4 \\*/"
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" }"
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}
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gdb_test "print nonzero_offset" " = simple::EnumWithNonzeroOffset {a: core::option::Option<u8>::Some\\(1\\), b: core::option::Option<u8>::None}"
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# PR rust/23626 - this used to crash. Note that the results are
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# fairly lax because most existing versions of Rust (those before the
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# DW_TAG_variant patches) do not emit what gdb wants here; and there
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# was little point fixing gdb to cope with these cases as the fixed
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# compilers will be available soon
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gdb_test "print empty_enum_value" \
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" = simple::EmptyEnum.*"
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gdb_test "ptype empty_enum_value" "simple::EmptyEnum.*"
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# Just make sure these don't crash, for the same reason.
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gdb_test "print empty_enum_value.0" ""
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gdb_test "print empty_enum_value.something" ""
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load_lib gdb-python.exp
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if {[skip_python_tests]} {
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continue
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}
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gdb_test "python print(gdb.lookup_type('simple::HiBob'))" "simple::HiBob"
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gdb_test_no_output "python e = gdb.parse_and_eval('e')" \
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"get value of e for python"
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gdb_test "python print(len(e.type.fields()))" "2"
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gdb_test "python print(e.type.fields()\[0\].artificial)" "True"
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gdb_test "python print(e.type.fields()\[1\].name)" "Two"
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gdb_test "python print(e.type.dynamic)" "False"
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# Before LLVM 8, the rust compiler would emit two types named
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# "simple::MoreComplicated" -- the C-like "underlying" enum type and
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# the Rust enum. lookup_type seems to get the former, which isn't
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# very useful. With later versions of LLVM, this test works
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# correctly.
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set v [split [rust_llvm_version] .]
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if {[lindex $v 0] >= 8} {
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gdb_test "python print(gdb.lookup_type('simple::MoreComplicated').dynamic)" \
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"True"
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}
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