[gcc r13-6079] libstdc++: Add missing space after effective-target name in test

[Jonathan Wakely]

https://gcc.gnu.org/g:38a8a3341873d5068474ce2c73208eec9cd894d4

commit r13-6079-g38a8a3341873d5068474ce2c73208eec9cd894d4
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Thu Feb 16 11:40:35 2023 +0000

    libstdc++: Add missing space after effective-target name in test
    
    libstdc++-v3/ChangeLog:
    
            * testsuite/17_intro/names_pstl.cc: Add space after effective
            target name.

Diff:
---
 libstdc++-v3/testsuite/17_intro/names_pstl.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/testsuite/17_intro/names_pstl.cc b/libstdc++-v3/testsuite/17_intro/names_pstl.cc
index e5f3ca91aa2..42ce098550c 100644
--- a/libstdc++-v3/testsuite/17_intro/names_pstl.cc
+++ b/libstdc++-v3/testsuite/17_intro/names_pstl.cc
@@ -1,5 +1,5 @@
 // { dg-do compile { target c++17 } }
-// { dg-additional-options "-DTBB_SUPPRESS_DEPRECATED_MESSAGES=1" { target tbb_backend} }
+// { dg-additional-options "-DTBB_SUPPRESS_DEPRECATED_MESSAGES=1" { target tbb_backend } }
 
 // The TBB headers use non-reserved names (because they're not part of the
 // implementation) so we need to include them before the macro definitions