return false;
}
+const MCSymbol &MCSymbol::AliasedSymbol() const {
+ const MCSymbol *S = this;
+ while (S->isVariable()) {
+ const MCExpr *Value = S->getVariableValue();
+ if (Value->getKind() != MCExpr::SymbolRef)
+ return *S;
+ const MCSymbolRefExpr *Ref = static_cast<const MCSymbolRefExpr*>(Value);
+ S = &Ref->getSymbol();
+ }
+ return *S;
+}
+
void MCSymbol::setVariableValue(const MCExpr *Value) {
+ assert(!IsUsed && "Cannot set a variable that has already been used.");
assert(Value && "Invalid variable value!");
assert((isUndefined() || (isAbsolute() && isa<MCConstantExpr>(Value))) &&
"Invalid redefinition!");