================
@@ -908,6 +908,73 @@ void CodeGenFunction::EmitIfStmt(const IfStmt &S) {
incrementProfileCounter(&S);
}
+bool CodeGenFunction::checkIfLoopMustProgress(const Expr
*ControllingExpression,
+ bool IsTrivialCXXLoop) {
+ if (CGM.getCodeGenOpts().getFiniteLoops() ==
+ CodeGenOptions::FiniteLoopsKind::Always)
+ return true;
+ if (CGM.getCodeGenOpts().getFiniteLoops() ==
+ CodeGenOptions::FiniteLoopsKind::Never)
+ return false;
+
+ // Now apply rules for plain C (see 6.8.5.6 in C11).
+ // Loops with constant conditions do not have to make progress in any C
+ // version.
+ // As an extension, we consisider loops whose constant expression
+ // can be constant-folded.
+ Expr::EvalResult Result;
+ bool CondIsConstInt =
+ !ControllingExpression ||
+ (ControllingExpression->EvaluateAsInt(Result, getContext()) &&
+ Result.Val.isInt());
+ bool IsTrue = CondIsConstInt &&
----------------
erichkeane wrote:
```suggestion
bool CondIsTrue = CondIsConstInt &&
```
https://github.com/llvm/llvm-project/pull/90066
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