1 #! /bin/sh 2 # Copyright (C) 2014, 2015 Red Hat, Inc. 3 # This file is part of elfutils. 4 # 5 # This file is free software; you can redistribute it and/or modify 6 # it under the terms of the GNU General Public License as published by 7 # the Free Software Foundation; either version 3 of the License, or 8 # (at your option) any later version. 9 # 10 # elfutils is distributed in the hope that it will be useful, but 11 # WITHOUT ANY WARRANTY; without even the implied warranty of 12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 # GNU General Public License for more details. 14 # 15 # You should have received a copy of the GNU General Public License 16 # along with this program. If not, see <http://www.gnu.org/licenses/>. 17 18 . $srcdir/test-subr.sh 19 20 # // g++ dwarfinlines.cpp -g -o testfiledwarfinlines -O2 21 # int 22 # fubar (int x) 23 # { 24 # __asm__ ( "nop" ::: ); 25 # return 42 / x - 2; 26 # } 27 # 28 # void foobar (int z1, int z2) 29 # { 30 # __asm__ ( "nop" ::: ); 31 # int x = z1 + z2; 32 # while (z1 + x + 1 != 42) 33 # x = fubar (z1 + z2 + x); 34 # } 35 # 36 # void bar (int z) 37 # { 38 # int a, b; 39 # a = b = z / 2; 40 # foobar(a, b); 41 # } 42 # 43 # void foo (int x) 44 # { 45 # if (x > 0) 46 # bar(x - 2); 47 # } 48 # 49 # void fu (int y) 50 # { 51 # __asm__ ( "nop" ::: ); 52 # foo (y + 1); 53 # } 54 # 55 # int 56 # main (int argc, char **argv) 57 # { 58 # fu (argc); 59 # } 60 testfiles testfiledwarfinlines testfiledwarfinlines.core 61 62 # Depending on whether we are running make check or make installcheck 63 # the actual binary name under test might be different. It is used in 64 # the error message, which we also try to match. 65 if test "$elfutils_testrun" = "installed"; then 66 STACKCMD=${bindir}/`program_transform stack` 67 else 68 STACKCMD=${abs_top_builddir}/src/stack 69 fi 70 71 # Disable valgrind while dumping because of a bug unmapping libc.so. 72 # https://bugs.kde.org/show_bug.cgi?id=327427 73 SAVED_VALGRIND_CMD="$VALGRIND_CMD" 74 unset VALGRIND_CMD 75 76 # Without -d the top function comes out as fu. Use --raw to not demangle. 77 testrun_compare ${abs_top_builddir}/src/stack -r -n 2 -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF 78 PID 13654 - core 79 TID 13654: 80 #0 0x00000000004006c8 _Z2fui 81 #1 0x00000000004004c5 main 82 $STACKCMD: tid 13654: shown max number of frames (2, use -n 0 for unlimited) 83 EOF 84 85 # But when asking for source we see it is actually on line 6. 86 # (Which is in function fubar, not fu). Use --raw to not demangle. 87 testrun_compare ${abs_top_builddir}/src/stack -r -n 2 -s -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF 88 PID 13654 - core 89 TID 13654: 90 #0 0x00000000004006c8 _Z2fui 91 /home/mark/src/tests/dwarfinlines.cpp:6 92 #1 0x00000000004004c5 main 93 /home/mark/src/tests/dwarfinlines.cpp:39 94 $STACKCMD: tid 13654: shown max number of frames (2, use -n 0 for unlimited) 95 EOF 96 97 # So with --debugname we get the function correct as fubar. 98 testrun_compare ${abs_top_builddir}/src/stack -n 2 -d -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF 99 PID 13654 - core 100 TID 13654: 101 #0 0x00000000004006c8 fubar 102 #1 0x00000000004004c5 main 103 $STACKCMD: tid 13654: shown max number of frames (2, use -n 0 for unlimited) 104 EOF 105 106 # Which now matches the source line (again 6 of course). 107 testrun_compare ${abs_top_builddir}/src/stack -n 2 -s -d -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF 108 PID 13654 - core 109 TID 13654: 110 #0 0x00000000004006c8 fubar 111 /home/mark/src/tests/dwarfinlines.cpp:6 112 #1 0x00000000004004c5 main 113 /home/mark/src/tests/dwarfinlines.cpp:39 114 $STACKCMD: tid 13654: shown max number of frames (2, use -n 0 for unlimited) 115 EOF 116 117 if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then 118 VALGRIND_CMD="$SAVED_VALGRIND_CMD" 119 export VALGRIND_CMD 120 fi 121 122 exit 0 123
