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-rw-r--r--gnu/packages/patches/gcc-11-libstdc++-powerpc.patch20
1 files changed, 20 insertions, 0 deletions
diff --git a/gnu/packages/patches/gcc-11-libstdc++-powerpc.patch b/gnu/packages/patches/gcc-11-libstdc++-powerpc.patch
new file mode 100644
index 0000000000..c0b96c3bc8
--- /dev/null
+++ b/gnu/packages/patches/gcc-11-libstdc++-powerpc.patch
@@ -0,0 +1,20 @@
+--- a/libstdc++-v3/src/c++17/floating_from_chars.cc
++++ b/libstdc++-v3/src/c++17/floating_from_chars.cc
+@@ -495,10 +495,16 @@
+ from_chars(const char* first, const char* last, __ieee128& value,
+ chars_format fmt) noexcept
+ {
++ errc ec = errc::invalid_argument;
++#if _GLIBCXX_USE_CXX11_ABI
+ buffer_resource mr;
+ pmr::string buf(&mr);
++#else
++ string buf;
++ if (!reserve_string(buf))
++ return make_result(first, 0, {}, ec);
++#endif
+ size_t len = 0;
+- errc ec = errc::invalid_argument;
+ __try
+ {
+ if (const char* pat = pattern(first, last, fmt, buf)) [[likely]]