From b7c54e3f48086c29179f7765a35c381de5109a0a Mon Sep 17 00:00:00 2001 From: Jonathan Wakely Date: Tue, 18 Apr 2023 14:37:38 +0100 Subject: libstdc++: Export global iostreams with GLIBCXX_3.4.31 symver [PR108969] Since GCC 13 the global iostream objects are only initialized once in libstdc++, and not by a std::ios::Init object in every translation unit that includes . To avoid using uninitialized streams defined in an older libstdc++.so, translation units using the global iostreams should depend on the GLIBCXX_3.4.31 symver. Define std::cin as std::__io::cin and then export it as std::cin@@GLIBCXX_3.4.31 so that references to std::cin bind to the new symver. Also export it as @GLIBCXX_3.4 for backwards compatibility libstdc++-v3/ChangeLog: PR libstdc++/108969 * src/Makefile.am: Move globals_io.cc to here. * src/Makefile.in: Regenerate. * src/c++98/Makefile.am: Remove globals_io.cc from here. * src/c++98/Makefile.in: Regenerate. * src/c++98/globals_io.cc [_GLIBCXX_SYMVER_GNU] (cin): Adjust symbol name and then export with GLIBCXX_3.4.31 symver. (cout, cerr, clog, wcin, wcout, wcerr, wclog): Likewise. * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Regenerate. * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Regenerate. * config/abi/pre/gnu.ver: Add iostream objects to new symver. --- .../post/aarch64-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../abi/post/i486-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../abi/post/m68k-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../post/powerpc64-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../post/riscv64-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../abi/post/s390x-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- .../post/x86_64-linux-gnu/32/baseline_symbols.txt | 24 ++++++++++++++-------- .../abi/post/x86_64-linux-gnu/baseline_symbols.txt | 24 ++++++++++++++-------- 8 files changed, 128 insertions(+), 64 deletions(-) (limited to 'libstdc++-v3/config/abi/post') diff --git a/libstdc++-v3/config/abi/post/aarch64-linux-gnu/baseline_symbols.txt b/libstdc++-v3/config/abi/post/aarch64-linux-gnu/baseline_symbols.txt index 9be3453..d2cf0d4 100644 --- a/libstdc++-v3/config/abi/post/aarch64-linux-gnu/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/aarch64-linux-gnu/baseline_symbols.txt @@ -5258,15 +5258,23 @@ OBJECT:25:_ZTSNSt7__cxx118numpunctIcEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSNSt7__cxx118numpunctIwEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSSt20bad_array_new_length@@CXXABI_1.3.8 OBJECT:26:_ZTSNSt3pmr15memory_resourceE@@GLIBCXX_3.4.28 -OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:272:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4 +OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:272:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4clog@GLIBCXX_3.4 +OBJECT:272:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cout@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcerr@GLIBCXX_3.4 +OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wclog@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcout@GLIBCXX_3.4 OBJECT:27:_ZTSSt19__codecvt_utf8_baseIwE@@GLIBCXX_3.4.21 -OBJECT:280:_ZSt3cin@@GLIBCXX_3.4 -OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4 +OBJECT:280:_ZSt3cin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt3cin@GLIBCXX_3.4 +OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt4wcin@GLIBCXX_3.4 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDiE@@GLIBCXX_3.4.21 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDsE@@GLIBCXX_3.4.21 OBJECT:28:_ZTSSt20__codecvt_utf16_baseIwE@@GLIBCXX_3.4.21 diff --git a/libstdc++-v3/config/abi/post/i486-linux-gnu/baseline_symbols.txt b/libstdc++-v3/config/abi/post/i486-linux-gnu/baseline_symbols.txt index ed8966b..3543637 100644 --- a/libstdc++-v3/config/abi/post/i486-linux-gnu/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/i486-linux-gnu/baseline_symbols.txt @@ -4769,14 +4769,22 @@ OBJECT:13:_ZTSSt9exception@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9strstream@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9time_base@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9type_info@@GLIBCXX_3.4 -OBJECT:140:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:140:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:140:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:144:_ZSt3cin@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wcout@@GLIBCXX_3.4 -OBJECT:148:_ZSt4wcin@@GLIBCXX_3.4 +OBJECT:140:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:140:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4clog@GLIBCXX_3.4 +OBJECT:140:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4cout@GLIBCXX_3.4 +OBJECT:144:_ZSt3cin@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt3cin@GLIBCXX_3.4 +OBJECT:144:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wcerr@GLIBCXX_3.4 +OBJECT:144:_ZSt5wclog@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wclog@GLIBCXX_3.4 +OBJECT:144:_ZSt5wcout@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wcout@GLIBCXX_3.4 +OBJECT:148:_ZSt4wcin@@GLIBCXX_3.4.31 +OBJECT:148:_ZSt4wcin@GLIBCXX_3.4 OBJECT:14:_ZTSSt7collateIcE@@GLIBCXX_3.4 OBJECT:14:_ZTSSt7collateIwE@@GLIBCXX_3.4 OBJECT:15:_ZTSSt10bad_typeid@@GLIBCXX_3.4 diff --git a/libstdc++-v3/config/abi/post/m68k-linux-gnu/baseline_symbols.txt b/libstdc++-v3/config/abi/post/m68k-linux-gnu/baseline_symbols.txt index be21567..865a4ce 100644 --- a/libstdc++-v3/config/abi/post/m68k-linux-gnu/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/m68k-linux-gnu/baseline_symbols.txt @@ -4759,19 +4759,27 @@ 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-OBJECT:272:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4 +OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:272:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4clog@GLIBCXX_3.4 +OBJECT:272:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cout@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcerr@GLIBCXX_3.4 +OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wclog@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcout@GLIBCXX_3.4 OBJECT:27:_ZTSSt19__codecvt_utf8_baseIwE@@GLIBCXX_3.4.21 -OBJECT:280:_ZSt3cin@@GLIBCXX_3.4 -OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4 +OBJECT:280:_ZSt3cin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt3cin@GLIBCXX_3.4 +OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt4wcin@GLIBCXX_3.4 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDiE@@GLIBCXX_3.4.21 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDsE@@GLIBCXX_3.4.21 OBJECT:28:_ZTSSt20__codecvt_utf16_baseIwE@@GLIBCXX_3.4.21 diff --git a/libstdc++-v3/config/abi/post/riscv64-linux-gnu/baseline_symbols.txt b/libstdc++-v3/config/abi/post/riscv64-linux-gnu/baseline_symbols.txt index 876565b..ca7f366 100644 --- a/libstdc++-v3/config/abi/post/riscv64-linux-gnu/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/riscv64-linux-gnu/baseline_symbols.txt @@ -5253,15 +5253,23 @@ OBJECT:25:_ZTSNSt7__cxx118numpunctIcEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSNSt7__cxx118numpunctIwEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSSt20bad_array_new_length@@CXXABI_1.3.8 OBJECT:26:_ZTSNSt3pmr15memory_resourceE@@GLIBCXX_3.4.28 -OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:272:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4 +OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:272:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4clog@GLIBCXX_3.4 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b/libstdc++-v3/config/abi/post/s390x-linux-gnu/baseline_symbols.txt @@ -5534,14 +5534,22 @@ OBJECT:25:_ZTSNSt7__cxx118numpunctIcEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSNSt7__cxx118numpunctIwEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSSt20bad_array_new_length@@CXXABI_1.3.8 OBJECT:26:_ZTSNSt3pmr15memory_resourceE@@GLIBCXX_3.4.28 -OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:272:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4 -OBJECT:27:_ZTSSt19__codecvt_utf8_baseIwE@@GLIBCXX_3.4.21 -OBJECT:280:_ZSt3cin@@GLIBCXX_3.4 +OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:272:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4clog@GLIBCXX_3.4 +OBJECT:272:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cout@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcerr@GLIBCXX_3.4 +OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wclog@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcout@GLIBCXX_3.4 +OBJECT:280:_ZSt3cin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt3cin@GLIBCXX_3.4 +OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4.31 +OBJECT:280:_ZSt4wcin@GLIBCXX_3.4 OBJECT:280:_ZSt4wcin@@GLIBCXX_3.4 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDiE@@GLIBCXX_3.4.21 OBJECT:28:_ZTSSt19__codecvt_utf8_baseIDsE@@GLIBCXX_3.4.21 diff --git a/libstdc++-v3/config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt b/libstdc++-v3/config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt index ed8966b..3543637 100644 --- a/libstdc++-v3/config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt @@ -4769,14 +4769,22 @@ OBJECT:13:_ZTSSt9exception@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9strstream@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9time_base@@GLIBCXX_3.4 OBJECT:13:_ZTSSt9type_info@@GLIBCXX_3.4 -OBJECT:140:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:140:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:140:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:144:_ZSt3cin@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:144:_ZSt5wcout@@GLIBCXX_3.4 -OBJECT:148:_ZSt4wcin@@GLIBCXX_3.4 +OBJECT:140:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:140:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4clog@GLIBCXX_3.4 +OBJECT:140:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:140:_ZSt4cout@GLIBCXX_3.4 +OBJECT:144:_ZSt3cin@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt3cin@GLIBCXX_3.4 +OBJECT:144:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wcerr@GLIBCXX_3.4 +OBJECT:144:_ZSt5wclog@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wclog@GLIBCXX_3.4 +OBJECT:144:_ZSt5wcout@@GLIBCXX_3.4.31 +OBJECT:144:_ZSt5wcout@GLIBCXX_3.4 +OBJECT:148:_ZSt4wcin@@GLIBCXX_3.4.31 +OBJECT:148:_ZSt4wcin@GLIBCXX_3.4 OBJECT:14:_ZTSSt7collateIcE@@GLIBCXX_3.4 OBJECT:14:_ZTSSt7collateIwE@@GLIBCXX_3.4 OBJECT:15:_ZTSSt10bad_typeid@@GLIBCXX_3.4 diff --git a/libstdc++-v3/config/abi/post/x86_64-linux-gnu/baseline_symbols.txt b/libstdc++-v3/config/abi/post/x86_64-linux-gnu/baseline_symbols.txt index 6d48d7b..fc0d962 100644 --- a/libstdc++-v3/config/abi/post/x86_64-linux-gnu/baseline_symbols.txt +++ b/libstdc++-v3/config/abi/post/x86_64-linux-gnu/baseline_symbols.txt @@ -5264,15 +5264,23 @@ OBJECT:25:_ZTSNSt7__cxx118numpunctIcEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSNSt7__cxx118numpunctIwEE@@GLIBCXX_3.4.21 OBJECT:25:_ZTSSt20bad_array_new_length@@CXXABI_1.3.8 OBJECT:26:_ZTSNSt3pmr15memory_resourceE@@GLIBCXX_3.4.28 -OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt4clog@@GLIBCXX_3.4 -OBJECT:272:_ZSt4cout@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wclog@@GLIBCXX_3.4 -OBJECT:272:_ZSt5wcout@@GLIBCXX_3.4 +OBJECT:272:_ZSt4cerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cerr@GLIBCXX_3.4 +OBJECT:272:_ZSt4clog@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4clog@GLIBCXX_3.4 +OBJECT:272:_ZSt4cout@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt4cout@GLIBCXX_3.4 +OBJECT:272:_ZSt5wcerr@@GLIBCXX_3.4.31 +OBJECT:272:_ZSt5wcerr@GLIBCXX_3.4 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