31dd526e1c
* gnu/packages/patches/gcc-11-libstdc++-powerpc.patch: New file. * gnu/local.mk (dist_patch_DATA): Register patch. * gnu/packages/gcc.scm (make-libstdc++): Apply patch for gcc versions >= 11 and < 12 on ppc64le. Co-authored-by: Christopher Baines <mail@cbaines.net> Signed-off-by: Christopher Baines <mail@cbaines.net>
21 lines
592 B
Diff
21 lines
592 B
Diff
--- a/libstdc++-v3/src/c++17/floating_from_chars.cc
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+++ b/libstdc++-v3/src/c++17/floating_from_chars.cc
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@@ -495,10 +495,16 @@
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from_chars(const char* first, const char* last, __ieee128& value,
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chars_format fmt) noexcept
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{
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+ errc ec = errc::invalid_argument;
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+#if _GLIBCXX_USE_CXX11_ABI
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buffer_resource mr;
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pmr::string buf(&mr);
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+#else
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+ string buf;
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+ if (!reserve_string(buf))
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+ return make_result(first, 0, {}, ec);
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+#endif
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size_t len = 0;
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- errc ec = errc::invalid_argument;
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__try
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{
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if (const char* pat = pattern(first, last, fmt, buf)) [[likely]]
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