[gcc r17-3199] libstdc++: Fixed iosfwd/synopsis.cc test for _GLIBCXX_USE_CXX11_ABI=0.
Tomasz Kaminski via Gcc-cvs <[email protected]>
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https://gcc.gnu.org/g:9cc1aa01059a1772cded7068b2571fc750505dc9 commit r17-3199-g9cc1aa01059a1772cded7068b2571fc750505dc9 Author: Tomasz Kamiński <[email protected]> Date: Tue Aug 11 10:52:54 2026 +0200 libstdc++: Fixed iosfwd/synopsis.cc test for _GLIBCXX_USE_CXX11_ABI=0. __cpp_lib_syncbuf (and the corresponding feature) is only available for CXX11 string API. libstdc++-v3/ChangeLog: * testsuite/27_io/headers/iosfwd/synopsis.cc: Test __cpp_lib_syncbuf value only if _GLIBCXX_USE_CXX11_ABI. Diff: --- libstdc++-v3/testsuite/27_io/headers/iosfwd/synopsis.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libstdc++-v3/testsuite/27_io/headers/iosfwd/synopsis.cc b/libstdc++-v3/testsuite/27_io/headers/iosfwd/synopsis.cc index 81b158b81285..ddbb64116191 100644 --- a/libstdc++-v3/testsuite/27_io/headers/iosfwd/synopsis.cc +++ b/libstdc++-v3/testsuite/27_io/headers/iosfwd/synopsis.cc @@ -11,7 +11,7 @@ # error "Feature-test macro __cpp_lib_spanstrean has wrong value in <iosfwd>" #endif -#if __cplusplus >= 202002L && __cpp_lib_syncbuf != 201803L +#if __cplusplus >= 202002L && _GLIBCXX_USE_CXX11_ABI && __cpp_lib_syncbuf != 201803L # error "Feature-test macro __cpp_lib_syncbuf has wrong value in <iosfwd>" #endif