gcc/testsuite/obj-c++.dg/lto/lto.exp

   1 # Copyright (C) 2010-2021 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 GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  16 #
  17 # Based on gcc/testsuite/gcc.dg/lto/lto.exp.
  18
  19 # Test link-time optimization across multiple files.
  20 #
  21 # Programs are broken into multiple files.  Each one is compiled
  22 # separately with LTO information.  The final executable is generated
  23 # by collecting all the generated object files using regular LTO or WHOPR.
  24
  25 if $tracelevel then {
  26     strace $tracelevel
  27 }
  28
  29 # Load procedures from common libraries.
  30 load_lib standard.exp
  31 load_lib obj-c++-dg.exp
  32
  33 # Load the language-independent compabibility support procedures.
  34 load_lib lto.exp
  35
  36 # If LTO has not been enabled, bail.
  37 if { ![check_effective_target_lto] } {
  38     return
  39 }
  40
  41 global LTO_OPTIONS
  42
  43 set LTO_OPTIONS [list   \
  44   {-O0 -flto -fgnu-runtime -Wno-objc-root-class}        \
  45   {-O2 -flto -fgnu-runtime -Wno-objc-root-class}        \
  46   {-O0 -flto -flto-partition=none -fgnu-runtime -Wno-objc-root-class}   \
  47   {-O2 -flto -flto-partition=none -fgnu-runtime -Wno-objc-root-class}   \
  48 ]
  49
  50 obj-c++_init
  51 lto_init no-mathlib
  52
  53 # Define an identifier for use with this suite to avoid name conflicts
  54 # with other lto tests running at the same time.
  55 set sid "obj_cpp_lto"
  56 set tests [lsort [glob -nocomplain $srcdir/$subdir/*_0.mm]]
  57
  58 # Main loop.
  59 foreach src $tests {
  60     # If we're only testing specific files and this isn't one of them, skip it.
  61     if ![runtest_file_p $runtests $src] then {
  62         continue
  63     }
  64     lto-execute $src $sid
  65 }
  66
  67 # darwin targets can also run code with the NeXT runtime.
  68 if [istarget "*-*-darwin*" ] {
  69 set LTO_OPTIONS [list   \
  70   {-O0 -flto -fnext-runtime -Wno-objc-root-class}       \
  71   {-O2 -flto -fnext-runtime -Wno-objc-root-class}       \
  72   {-O0 -flto -flto-partition=none -fnext-runtime -Wno-objc-root-class}  \
  73   {-O2 -flto -flto-partition=none -fnext-runtime -Wno-objc-root-class}  \
  74 ]
  75   foreach src $tests {
  76     # If we're only testing specific files and this isn't one of them, skip it.
  77     if ![runtest_file_p $runtests $src] then {
  78         continue
  79     }
  80     lto-execute $src $sid
  81   }
  82 }
  83
  84 lto_finish