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* [PATCH][_GLIBCXX_INLINE_VERSION] Add missing symbols
@ 2023-10-05 17:03 François Dumont
  2023-10-05 17:05 ` Jonathan Wakely
  0 siblings, 1 reply; 2+ messages in thread
From: François Dumont @ 2023-10-05 17:03 UTC (permalink / raw)
  To: libstdc++; +Cc: gcc-patches

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Here is a patch to fix following test case in gcc:

gcc/testsuite/g++.dg/cpp23/ext-floating13.C

     libstdc++: [_GLIBCXX_INLINE_VERSION] Add missing float symbols

     libstdc++-v3/ChangeLog:

             * config/abi/pre/gnu-versioned-namespace.ver: Add missing 
symbols
             for _Float{16,32,64,128,32x,64x,128x}.

Ok to commit ?

François


[-- Attachment #2: versioned_ns_symbols.patch --]
[-- Type: text/x-patch, Size: 636 bytes --]

diff --git a/libstdc++-v3/config/abi/pre/gnu-versioned-namespace.ver b/libstdc++-v3/config/abi/pre/gnu-versioned-namespace.ver
index 267ab8fc719..9fab8bead15 100644
--- a/libstdc++-v3/config/abi/pre/gnu-versioned-namespace.ver
+++ b/libstdc++-v3/config/abi/pre/gnu-versioned-namespace.ver
@@ -318,6 +318,15 @@ CXXABI_2.0 {
     _ZTIPD[fde];
     _ZTIPKD[fde];
 
+    # typeinfo for _Float{16,32,64,128,32x,64x,128x} and
+    # __bf16
+    _ZTIDF[0-9]*[_bx];
+    _ZTIPDF[0-9]*[_bx];
+    _ZTIPKDF[0-9]*[_bx];
+    _ZTIu6__bf16;
+    _ZTIPu6__bf16;
+    _ZTIPKu6__bf16;
+
     # typeinfo for decltype(nullptr)
     _ZTIDn;
     _ZTIPDn;

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