From b4216a3b5e26bef906bc170719bcaed45667ea76 Mon Sep 17 00:00:00 2001
From: Gleb Mazovetskiy <glex.spb@gmail.com>
Date: Mon, 2 Dec 2024 12:41:39 +0000
Subject: [PATCH] gcc14: disable libgccjit on Tiger

---
 lang/gcc14/Portfile | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lang/gcc14/Portfile b/lang/gcc14/Portfile
index 499cb67e15d0b..77e43216609b9 100644
--- a/lang/gcc14/Portfile
+++ b/lang/gcc14/Portfile
@@ -99,9 +99,14 @@ platform darwin {
 }
 
 set gcc_configure_langs {c c++ objc obj-c++ lto fortran}
-if {${subport} eq ${name} && ${build_arch} ne "i386"} {
+if {${subport} eq ${name} && ${build_arch} ne "i386" && ${os.major} > 8} {
     # jit compiler is not building on i386 systems
     # https://trac.macports.org/ticket/61130
+
+    # On ppc Tiger, the build fails when linking libgccjit.0.dylib:
+    # Undefined symbols:
+    #   "__Unwind_GetIPInfo", referenced from:
+    #       _unwind in libbacktrace.a(backtrace.o)
     lappend gcc_configure_langs jit
 }