[demangler] Add co_await demangling
The demangler doesn't understand 'aw' as an operator name. This adds
the necessary smarts -- you may use this as an operator functionname,
but not as an expression operator.
Reviewed By: ChuanqiXu
Differential Revision: https://reviews.llvm.org/D120143
GitOrigin-RevId: 75db1795e44629b9c84c70410f6a6b106c4c5f3a
diff --git a/src/demangle/ItaniumDemangle.h b/src/demangle/ItaniumDemangle.h
index d14376a..a3693b5 100644
--- a/src/demangle/ItaniumDemangle.h
+++ b/src/demangle/ItaniumDemangle.h
@@ -2568,6 +2568,7 @@
Call, // Function call: expr (expr*)
CCast, // C cast: (type)expr
Conditional, // Conditional: expr ? expr : expr
+ NameOnly, // Overload only, not allowed in expression.
// Below do not have operator names
NamedCast, // Named cast, @<type>(expr)
OfIdOp, // alignof, sizeof, typeid
@@ -2877,6 +2878,7 @@
{"ad", OperatorInfo::Prefix, false, "operator&"},
{"an", OperatorInfo::Binary, false, "operator&"},
{"at", OperatorInfo::OfIdOp, /*Type*/ true, "alignof ("},
+ {"aw", OperatorInfo::NameOnly, false, "operator co_await"},
{"az", OperatorInfo::OfIdOp, /*Type*/ false, "alignof ("},
{"cc", OperatorInfo::NamedCast, false, "const_cast"},
{"cl", OperatorInfo::Call, false, "operator()"},
@@ -4573,6 +4575,10 @@
return nullptr;
return make<EnclosingExpr>(Sym, Arg, ")");
}
+ case OperatorInfo::NameOnly: {
+ // Not valid as an expression operand.
+ return nullptr;
+ }
}
DEMANGLE_UNREACHABLE;
}
diff --git a/test/test_demangle.pass.cpp b/test/test_demangle.pass.cpp
index 2f43814..9ad6929 100644
--- a/test/test_demangle.pass.cpp
+++ b/test/test_demangle.pass.cpp
@@ -29865,6 +29865,8 @@
{"_ZN2FnIXdlLj4EEXgsdaLj4EEEEvv", "void Fn<delete 4u, ::delete[] 4u>()"},
{"_Z3TPLIiET_S0_", "int TPL<int>(int)"},
+
+ {"_ZN1XawEv", "X::operator co_await()"},
};
const unsigned N = sizeof(cases) / sizeof(cases[0]);
@@ -29950,6 +29952,8 @@
"_ZN1fIiEEvNTUt_E",
"_ZNDTUt_Ev",
+
+ "_ZN1fIXawLi0EEEEvv",
};
const unsigned NI = sizeof(invalid_cases) / sizeof(invalid_cases[0]);