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# Copyright 2012-2016 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/>.
if {[skip_shlib_tests]} {
untested jit-simple.exp
return -1
}
standard_testfile
if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} {
untested jit-simple.exp
return -1
}
# Test re-running an inferior with a JIT descriptor, where the JIT
# descriptor changes address between runs.
# http://sourceware.org/bugzilla/show_bug.cgi?id=13431
proc jit_test_reread {} {
global testfile binfile subdir srcfile srcdir
global hex
with_test_prefix "initial run" {
clean_restart $testfile
runto_main
set addr_before [get_hexadecimal_valueof "&__jit_debug_descriptor" 0 \
"get address of __jit_debug_descriptor"]
}
with_test_prefix "second run" {
# Ensure that the new executable is at least one second newer
# than the old. If the recompilation happens in the same
# second, gdb might not reload the executable automatically.
sleep 1
gdb_rename_execfile $binfile ${binfile}x
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DSPACER}] != "" } {
fail "recompile"
return
} else {
pass "recompile"
}
runto_main
set addr_after [get_hexadecimal_valueof "&__jit_debug_descriptor" 0 \
"get address of __jit_debug_descriptor"]
}
gdb_assert {$addr_before != $addr_after} "address changed"
}
jit_test_reread
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