[clang] Revert "[clang] Support fixed point types in C++ (#67750)" (PR #69963)

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github-actions[bot] wrote:


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``````````bash
git-clang-format --diff 853fb0a8ac053a31fef3405d1d4dd545ad9a6167 340e3777509f70b5b300adcb181261e84247cf1a -- clang/lib/AST/ItaniumMangle.cpp clang/lib/Parse/ParseExpr.cpp clang/lib/Parse/ParseExprCXX.cpp clang/lib/Parse/ParseTentative.cpp clang/test/Frontend/fixed_point_errors.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp
index eafb121a8a4a..c3be3366e667 100644
--- a/clang/lib/AST/ItaniumMangle.cpp
+++ b/clang/lib/AST/ItaniumMangle.cpp
@@ -3046,7 +3046,8 @@ void CXXNameMangler::mangleType(const BuiltinType *T) {
   // UNSUPPORTED:    ::= De # IEEE 754r decimal floating point (128 bits)
   // UNSUPPORTED:    ::= Df # IEEE 754r decimal floating point (32 bits)
   //                 ::= Dh # IEEE 754r half-precision floating point (16 bits)
-  //                 ::= DF <number> _ # ISO/IEC TS 18661 binary floating point type _FloatN (N bits);
+  //                 ::= DF <number> _ # ISO/IEC TS 18661 binary floating point
+  //                 type _FloatN (N bits);
   //                 ::= Di # char32_t
   //                 ::= Ds # char16_t
   //                 ::= Dn # std::nullptr_t (i.e., decltype(nullptr))

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https://github.com/llvm/llvm-project/pull/69963