================
@@ -44,6 +45,42 @@ static bool incrementWithoutOverflow(const APSInt &Value,
APSInt &Result) {
return Value < Result;
}
+static bool areEquivalentDeclRefExpr(const DeclRefExpr *L,
+ const DeclRefExpr *R) {
+ if (L->getDecl() != R->getDecl())
+ return false;
+
+ const PrintingPolicy &Policy =
+ L->getDecl()->getASTContext().getPrintingPolicy();
+
+ if (L->hasQualifier() != R->hasQualifier())
+ return false;
+ if (L->hasQualifier()) {
+ std::string LQual, RQual;
+ llvm::raw_string_ostream LOS(LQual), ROS(RQual);
+ L->getQualifier().print(LOS, Policy);
+ R->getQualifier().print(ROS, Policy);
+ if (LQual != RQual)
+ return false;
+ }
+
+ if (L->hasExplicitTemplateArgs() != R->hasExplicitTemplateArgs())
+ return false;
+ if (L->hasExplicitTemplateArgs()) {
+ if (L->getNumTemplateArgs() != R->getNumTemplateArgs())
+ return false;
+ for (unsigned I = 0, E = L->getNumTemplateArgs(); I != E; ++I) {
+ std::string LArg, RArg;
+ llvm::raw_string_ostream LOS(LArg), ROS(RArg);
+ L->getTemplateArgs()[I].getArgument().print(Policy, LOS, true);
+ R->getTemplateArgs()[I].getArgument().print(Policy, ROS, true);
+ if (LArg != RArg)
+ return false;
+ }
----------------
zwuis wrote:
Use `llvm::equal`.
https://github.com/llvm/llvm-project/pull/198085
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