From ef5a66d8171eb95e948107f8ee7707b360aaff25 Mon Sep 17 00:00:00 2001 From: Anders Carlsson Date: Sat, 22 Nov 2008 22:32:07 +0000 Subject: [PATCH] An expression is not foldable if it can't be fully evaluated. Fixes PR3060 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59887 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/CodeGenFunction.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp index b358993665..b56b050c14 100644 --- a/lib/CodeGen/CodeGenFunction.cpp +++ b/lib/CodeGen/CodeGenFunction.cpp @@ -197,8 +197,10 @@ int CodeGenFunction::ConstantFoldsToSimpleInteger(const Expr *Cond) { // FIXME: Rename and handle conversion of other evaluatable things // to bool. - if (!Cond->Evaluate(V, getContext()) || !V.isInt()) - return 0; // Not foldable or not integer. + bool isEvaluated; + if (!Cond->Evaluate(V, getContext(), &isEvaluated) || !V.isInt() || + !isEvaluated) + return 0; // Not foldable, not integer or not fully evaluatable. if (CodeGenFunction::ContainsLabel(Cond)) return 0; // Contains a label. -- 2.40.0