125 lines
3.8 KiB
Text
125 lines
3.8 KiB
Text
# Copyright 2007-2015 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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#
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# Test essential Machine interface (MI) operations
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#
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# Verify that once binary file has changed, GDB correctly handles
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# previously defined MI variables.
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#
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load_lib mi-support.exp
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set MIFLAGS "-i=mi"
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gdb_exit
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if [mi_gdb_start] {
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continue
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}
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standard_testfile var-cmd.c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested mi-var-invalidate.exp
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return -1
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}
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# Just change the output binary.
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set binfile_bis [standard_output_file mi-var-invalidate_bis]
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile_bis}" executable {debug}] != "" } {
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untested mi-var-invalidate.exp
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return -1
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}
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set testfile2 "basics"
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set srcfile2 ${testfile2}.c
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set binfile2 [standard_output_file ${testfile2}]
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug}] != "" } {
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untested mi-var-invalidate.exp
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return -1
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}
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mi_delete_breakpoints
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mi_gdb_reinitialize_dir $srcdir/$subdir
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mi_gdb_load ${binfile}
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# Desc: Create global variable.
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mi_create_varobj global_simple global_simple "create global variable"
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mi_runto do_locals_tests
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# Desc: create local variables
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mi_create_varobj linteger linteger "create local variable linteger"
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# Desc: create floating variable
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mi_create_floating_varobj float_simple array "create floating variable"
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#
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# Reload the same binary.
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# Global variable should remain, local should be invalidated.
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#
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mi_delete_breakpoints
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mi_gdb_load ${binfile_bis}
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mi_runto main
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# Change format of floating variable immediately after reload reveals a
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# bug where gdb still uses a free'd pointer.
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mi_gdb_test "-var-set-format float_simple hexadecimal" \
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"\\^done,format=\"hexadecimal\",value=\"\\\[-1\\\]\"" \
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"set format variable float_simple"
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# Check local variable is "invalid".
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mi_gdb_test "-var-update linteger" \
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"\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\",has_more=\"0\"\}\\\]" \
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"linteger not anymore in scope due to binary changes"
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mi_gdb_test "-var-info-type linteger" \
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"\\^done,type=\"\"" \
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"no type for invalid variable linteger (1)"
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# Check global variable is still correct.
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mi_gdb_test "-var-update global_simple" \
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"\\^done,changelist=\\\[\]" \
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"global_simple still alive"
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mi_gdb_test "-var-info-type global_simple" \
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"\\^done,type=\"simpleton\"" \
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"type simpleton for valid variable global_simple"
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#
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# Load an other binary.
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# All variables must be invalidated.
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#
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mi_delete_breakpoints
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mi_gdb_load ${binfile2}
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# Check local variable are "invalid"
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mi_gdb_test "-var-update linteger" \
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"\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\",has_more=\"0\"\}\\\]" \
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"linteger not valid anymore due to binary changes"
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mi_gdb_test "-var-info-type linteger" \
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"\\^done,type=\"\"" \
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"no type for invalid variable linteger (2)"
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# Check global variable are still correct.
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mi_gdb_test "-var-update global_simple" \
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"\\^done,changelist=\\\[\{name=\"global_simple\",in_scope=\"invalid\",has_more=\"0\"\}\\\]" \
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"global_simple not anymore in scope due to binary changes"
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mi_gdb_test "-var-info-type global_simple" \
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"\\^done,type=\"\"" \
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"no type for invalid variable global_simple"
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mi_gdb_exit
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return 0
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