From 91a956823ef690eb50ab5ca4a2c4ea3316c9ed37 Mon Sep 17 00:00:00 2001
From: Christian Jullien <jullien@eligis.com>
Date: Wed, 7 Jul 2021 09:50:20 +0200
Subject: [PATCH] [macOS] Add VT_LDOUBLE special case for Rosetta to handle
 --cpu=x86_64.

---
 tccgen.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tccgen.c b/tccgen.c
index c36032ab..833b7043 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -8093,6 +8093,11 @@ static void init_putv(init_params *p, CType *type, unsigned long c)
                 else if (sizeof(double) == LDOUBLE_SIZE)
                     memcpy(ptr, &vtop->c.ld, LDOUBLE_SIZE);
 #ifndef TCC_CROSS_TEST
+#if defined(TCC_TARGET_MACHO) && defined(TCC_TARGET_X86_64)
+                /* Special case for Rosetta to handle --cpu=x86_64 on macOS */
+                else if (sizeof(double) == sizeof(long double))
+                    memcpy(ptr, &vtop->c.ld, sizeof(double));
+#endif
                 else
                     tcc_error("can't cross compile long double constants");
 #endif