gdb/testsuite/gdb.cp/step-and-next-inline.exp

   1 # Copyright 2019-2020 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 standard_testfile .cc
  17
  18 if { ![supports_statement_frontiers] } {
  19     return -1
  20 }
  21
  22 # Compile the test source with USE_NEXT_INLINE_H defined (when
  23 # use_header is true), or not defined.
  24 proc do_test { use_header } {
  25     global srcfile testfile
  26
  27     if { $use_header } {
  28         # This test will not pass due to poor debug information
  29         # generated by GCC (at least upto 10.x).  See
  30         # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94474
  31         return
  32     }
  33
  34     set options {c++ debug nowarnings optimize=-O2\ -gstatement-frontiers}
  35     if { $use_header } {
  36         lappend options additional_flags=-DUSE_NEXT_INLINE_H
  37         set executable "$testfile-with-header"
  38         set hdrfile "step-and-next-inline.h"
  39         set prefix "use_header"
  40     } else {
  41         set executable "$testfile-no-header"
  42         set hdrfile "$srcfile"
  43         set prefix "no_header"
  44     }
  45
  46     if { [prepare_for_testing "failed to prepare" $executable \
  47               $srcfile $options] } {
  48         return -1
  49     }
  50
  51     with_test_prefix $prefix {
  52
  53     if ![runto_main] {
  54         fail "can't run to main"
  55         return
  56     }
  57
  58     gdb_test "bt" "\\s*\\#0\\s+main.*" "in main"
  59     gdb_test "step" ".*" "step into get_alias_set"
  60     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
  61         "not in inline 1"
  62     # It's possible that this first failure (when not using a header
  63     # file) is GCC's fault, though the remaining failures would best
  64     # be fixed by adding location views support (though it could be
  65     # that some easier heuristic could be figured out).  Still, it is
  66     # not certain that the first failure wouldn't also be fixed by
  67     # having location view support, so for now it is tagged as such.
  68     if {!$use_header} { setup_kfail "*-*-*" symtab/25507 }
  69     gdb_test "next" ".*TREE_TYPE.*" "next step 1"
  70     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
  71         "not in inline 2"
  72     gdb_test "next" ".*TREE_TYPE.*" "next step 2"
  73     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
  74         "not in inline 3"
  75     if {!$use_header} { setup_kfail "*-*-*" symtab/25507 }
  76     gdb_test "next" ".*TREE_TYPE.*" "next step 3"
  77     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
  78         "not in inline 4"
  79     if {!$use_header} { setup_kfail "*-*-*" symtab/25507 }
  80     gdb_test "next" "return 0.*" "next step 4"
  81     gdb_test "bt" \
  82         "\\s*\\#0\\s+(main|get_alias_set)\[^\r\]*${srcfile}:.*" \
  83         "not in inline 5"
  84
  85     if {!$use_header} {
  86         # With the debug from GCC 10.x (and earlier) GDB is currently
  87         # unable to successfully complete the following tests when we
  88         # are not using a header file.
  89         kfail symtab/25507 "stepping tests"
  90         return
  91     }
  92
  93     clean_restart ${executable}
  94
  95     if ![runto_main] {
  96         fail "can't run to main pass 2"
  97         return
  98     }
  99
 100     gdb_test "bt" "\\s*\\#0\\s+main.*" "in main pass 2"
 101     gdb_test "step" ".*" "step into get_alias_set pass 2"
 102     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
 103         "in get_alias_set pass 2"
 104     gdb_test "step" ".*TREE_TYPE.*" "step 1"
 105     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
 106         "not in inline 1 pass 2"
 107     gdb_test "step" ".*if \\(t->x != i\\).*" "step 2"
 108     gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
 109         "in inline 1 pass 2"
 110     gdb_test "step" ".*TREE_TYPE.*" "step 3"
 111     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
 112         "not in inline 2 pass 2"
 113     gdb_test "step" ".*if \\(t->x != i\\).*" "step 4"
 114     gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
 115         "in inline 2 pass 2"
 116     gdb_test "step" ".*TREE_TYPE.*" "step 5"
 117     gdb_test "bt" "\\s*\\#0\\s+get_alias_set\[^\r\]*${srcfile}:.*" \
 118         "not in inline 3 pass 2"
 119     gdb_test "step" ".*if \\(t->x != i\\).*" "step 6"
 120     gdb_test "bt" "\\s*\\#0\\s+\[^\r\]*tree_check\[^\r\]*${hdrfile}:.*" \
 121         "in inline 3 pass 2"
 122     gdb_test "step" "return 0.*" "step 7"
 123     gdb_test "bt" \
 124         "\\s*\\#0\\s+(main|get_alias_set)\[^\r\]*${srcfile}:.*" \
 125         "not in inline 4 pass 2"
 126     }
 127 }
 128
 129 do_test 0
 130 do_test 1