From 9212dc43006a07516eccc59a9bd2efb494695410 Mon Sep 17 00:00:00 2001
From: Martin Kinkelin <mkinkelin@symmetryinvestments.com>
Date: Sat, 22 Jul 2023 12:45:24 +0200
Subject: [PATCH] Disable DMD-specific lexer kludge wrt. C `long double`
 literals

Fixing dmd-testsuite's compilable/testcomplex.i for targets with
64-bit real.
---
 dmd/lexer.d | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dmd/lexer.d b/dmd/lexer.d
index 6e6add1dfbc..b5f6617b99a 100644
--- a/dmd/lexer.d
+++ b/dmd/lexer.d
@@ -2601,8 +2601,11 @@ class Lexer
             goto case 'L';
         case 'L':
             ++p;
+version (IN_LLVM) { /* *always* map C `long double` literals to D `real` ones */ } else
+{
             if (Ccompile && long_doublesize == 8)
                 goto default;
+}
             result = TOK.float80Literal;
             break;
         }