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Check TBB version in tbb-backed effective target check

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* testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend):
      Add check for Thread Building Blocks 2018 or later.

From-SVN: r271450
This commit is contained in:
Thomas Rodgers 2019-05-21 01:06:32 +00:00 committed by Thomas Rodgers
parent 469528f22e
commit d748c543b6
2 changed files with 25 additions and 16 deletions
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5
libstdc++-v3/ChangeLog
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@ -1,3 +1,8 @@
2019-05-20 Thomas Rodgers <trodgers@redhat.com>
* testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend):
Add check for Thread Building Blocks 2018 or later.
2019-05-20 Jonathan Wakely <jwakely@redhat.com>
* testsuite/experimental/names.cc: Only include Networking TS headers

36
libstdc++-v3/testsuite/lib/libstdc++.exp
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@ -1581,25 +1581,29 @@ proc check_effective_target_random_device { } {
# Return 1 if tbb parallel backend is available
proc check_effective_target_tbb-backend { } {
global cxxflags
global cxxflags
# Set up and preprocess a C++ test program that depends
# on tbb
set src tbb_backend[pid].cc
# Set up and preprocess a C++ test program that depends
# on tbb
set src tbb_backend[pid].cc
set f [open $src "w"]
puts $f "#include <tbb/tbb.h>"
close $f
set lines [v3_target_compile $src /dev/null preprocess ""]
file delete $src
set f [open $src "w"]
puts $f "#include <tbb/tbb.h>"
puts $f "#if TBB_INTERFACE_VERSION < 10000"
puts $f "# error Intel(R) Threading Building Blocks 2018 is required; older versions are not supported."
puts $f "#endif"
close $f
set lines [v3_target_compile $src /dev/null preprocess ""]
file delete $src
if [string match "" $lines] {
# No error message, preprocessing succeeded.
verbose "check_v3_tbb-backend: `1'" 2
return 1
}
verbose "check_v3_tbb-backend: `0'" 2
return 0
if [string match "" $lines] {
# No error message, preprocessing succeeded.
verbose "check_v3_tbb-backend: `1'" 2
return 1
}
verbose "check_v3_tbb-backend: `0'" 2
return 0
}
set additional_prunes ""