On 25/04/19 15:58 -0700, Thomas Rodgers wrote:
PR libstdc++/90252
* testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend):
Changed v3_target_compile check from preprocess to executable.
---
libstdc++-v3/testsuite/lib/libstdc++.exp | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
This patch is still pending, but I think it's missing -ltbb that would
actually make the link succeed, isn't it?
diff --git a/libstdc++-v3/testsuite/lib/libstdc++.exp
b/libstdc++-v3/testsuite/lib/libstdc++.exp
index c48b4d78bbb..fa61bccc9f6 100644
--- a/libstdc++-v3/testsuite/lib/libstdc++.exp
+++ b/libstdc++-v3/testsuite/lib/libstdc++.exp
@@ -1612,15 +1612,20 @@ proc check_effective_target_tbb-backend { } {
# Set up and preprocess a C++ test program that depends
# on tbb
set src tbb_backend[pid].cc
-
+ set exe tbb_backend[pid].x
+
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"
+ puts $f "int main ()"
+ puts $f "{"
+ puts $f " return 0;"
+ puts $f "}"
close $f
- set lines [v3_target_compile $src /dev/null preprocess ""]
+ set lines [v3_target_compile $src $exe executable ""]
file delete $src
if [string match "" $lines] {
--
2.20.1
