From d128a03ff3b1d3e48fae41a10e790faf3a775d35 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Timm=20B=C3=A4der?= <tbaeder@redhat.com>
Date: Wed, 9 Nov 2022 12:48:43 +0100
Subject: [PATCH] [clang][Interp][NFC] Use constexpr if in OffsetHelper

Add here is a template parameter, so we can do this.
---
 clang/lib/AST/Interp/Interp.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/clang/lib/AST/Interp/Interp.h b/clang/lib/AST/Interp/Interp.h
index a90e124..002571e 100644
--- a/clang/lib/AST/Interp/Interp.h
+++ b/clang/lib/AST/Interp/Interp.h
@@ -1056,7 +1056,12 @@ template <class T, bool Add> bool OffsetHelper(InterpState &S, CodePtr OpPC) {
   // Offset is valid - compute it on unsigned.
   int64_t WideIndex = static_cast<int64_t>(Index);
   int64_t WideOffset = static_cast<int64_t>(Offset);
-  int64_t Result = Add ? (WideIndex + WideOffset) : (WideIndex - WideOffset);
+  int64_t Result;
+  if constexpr (Add)
+    Result = WideIndex + WideOffset;
+  else
+    Result = WideIndex - WideOffset;
+
   S.Stk.push<Pointer>(Ptr.atIndex(static_cast<unsigned>(Result)));
   return true;
 }
-- 
2.7.4