These aliases are produced by MergeFunctions and need to be mangled according to the calling convention of the function they are pointing to instead of defaulting to the C calling convention.
Reviewed By: rnk
Differential Revision: https://reviews.llvm.org/D120382
// Mangle functions with Microsoft calling conventions specially. Only do
// this mangling for x86_64 vectorcall and 32-bit x86.
- const Function *MSFunc = dyn_cast<Function>(GV);
+ const Function *MSFunc = dyn_cast_or_null<Function>(GV->getAliaseeObject());
// Don't add byte count suffixes when '\01' or '?' are in the first
// character.
; CHECK64-LABEL: {{^}}.LdontCrash:
ret void
}
+
+@alias = alias void(i64, i8, i8, i16), void(i64, i8, i8, i16)* @func
+; CHECK32-LABEL: {{^}}.set @alias@20, @func@20
+; CHECK64-LABEL: {{^}}.set alias, func