[NFC][libc++][test] ' ,c++17' -> ', c++17'.

Author: mordante

libcxx/test/libcxx/diagnostics/chrono.nodiscard_extensions.compile.pass.cpp

@@ -9,7 +9,7 @@
 // Check that format functions aren't marked [[nodiscard]] when
 // _LIBCPP_DISBALE_NODISCARD_EXT is defined
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 // UNSUPPORTED: no-filesystem, no-localization, no-tzdb
 
 // XFAIL: libcpp-has-no-incomplete-tzdb

libcxx/test/libcxx/diagnostics/chrono.nodiscard_extensions.verify.cpp

@@ -8,7 +8,7 @@
 
 // Check that format functions are marked [[nodiscard]] as a conforming extension
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 // UNSUPPORTED: no-filesystem, no-localization, no-tzdb
 
 // XFAIL: libcpp-has-no-incomplete-tzdb

libcxx/test/libcxx/diagnostics/format.nodiscard_extensions.compile.pass.cpp

@@ -12,7 +12,7 @@
 // TODO FMT This test should not require std::to_chars(floating-point)
 // XFAIL: availability-fp_to_chars-missing
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 
 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_NODISCARD_EXT
 

libcxx/test/libcxx/diagnostics/format.nodiscard_extensions.verify.cpp

@@ -11,7 +11,7 @@
 // TODO FMT This test should not require std::to_chars(floating-point)
 // XFAIL: availability-fp_to_chars-missing
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 
 #include <format>
 

libcxx/test/libcxx/diagnostics/ranges.nodiscard_extensions.compile.pass.cpp

@@ -9,7 +9,7 @@
 // Check that ranges algorithms aren't marked [[nodiscard]] when
 // _LIBCPP_DISBALE_NODISCARD_EXT is defined
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 
 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_NODISCARD_EXT
 

libcxx/test/libcxx/diagnostics/ranges.nodiscard_extensions.verify.cpp

@@ -8,7 +8,7 @@
 
 // Check that ranges algorithms are marked [[nodiscard]] as a conforming extension
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17
+// UNSUPPORTED: c++03, c++11, c++14, c++17
 
 #include <algorithm>
 

libcxx/test/libcxx/diagnostics/view_adaptors.nodiscard_extensions.verify.cpp

@@ -8,7 +8,7 @@
 
 // Check that view adaptors are marked [[nodiscard]] as a conforming extension
 
-// UNSUPPORTED: c++03, c++11, c++14 ,c++17, c++20
+// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
 #include <ranges>
 #include <vector>