git: 6ce0588e3a08 - main - lang/lfortran: Unbreak this port on FreeBSD 12

From: Po-Chuan Hsieh <sunpoet_at_FreeBSD.org>
Date: Tue, 14 Nov 2023 17:23:44 UTC 
The branch main has been updated by sunpoet:

URL: https://cgit.FreeBSD.org/ports/commit/?id=6ce0588e3a081446640995946ab14bcbffa27ef6

commit 6ce0588e3a081446640995946ab14bcbffa27ef6
Author:     Po-Chuan Hsieh <sunpoet@FreeBSD.org>
AuthorDate: 2023-11-14 16:53:49 +0000
Commit:     Po-Chuan Hsieh <sunpoet@FreeBSD.org>
CommitDate: 2023-11-14 17:16:49 +0000

    lang/lfortran: Unbreak this port on FreeBSD 12
    
    Approved by:    portmgr (blanket)
---
 lang/lfortran/Makefile | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lang/lfortran/Makefile b/lang/lfortran/Makefile
index 55af5fce060e..8c74edbe3189 100644
--- a/lang/lfortran/Makefile
+++ b/lang/lfortran/Makefile
@@ -9,7 +9,6 @@ WWW=		https://lfortran.org/
 
 LICENSE=	BSD3CLAUSE
 
-BROKEN_FreeBSD_12=	use of undeclared identifier '_Unwind_Backtrace'
 BROKEN_i386=	sizeof(YYSTYPE) != sizeof(Vec<AST::ast_t*>)
 
 BUILD_DEPENDS=	bash:shells/bash		\
@@ -32,6 +31,9 @@ CMAKE_ON=	LFORTRAN_BUILD_ALL WITH_DWARFDUMP WITH_FMT WITH_JSON	\
 		WITH_LINKH WITH_LLVM WITH_STACKTRACE WITH_UNWIND
 USE_LDCONFIG=	yes
 
+CXXFLAGS+=	${CXXFLAGS_${OPSYS}_${OSREL:R}}
+CXXFLAGS_FreeBSD_12=	-D_GNU_SOURCE
+
 LLVM_VERSION=	15	# 16 is supported too
 
 OPTIONS_DEFINE=	EXAMPLES # NB