diff --git a/devel/llvm-devel/Makefile b/devel/llvm-devel/Makefile
index 44916db3d9db..50637fa5fc41 100644
--- a/devel/llvm-devel/Makefile
+++ b/devel/llvm-devel/Makefile
@@ -7,6 +7,7 @@
 
 PORTNAME=	llvm
 DISTVERSION=	2.4.snap${SNAPDATE}
+PORTREVISION=	1
 CATEGORIES=	devel lang
 MASTER_SITES=	${MASTER_SITE_LOCAL}
 MASTER_SITE_SUBDIR=	brooks
diff --git a/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp b/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp
new file mode 100644
index 000000000000..3a43558971dc
--- /dev/null
+++ b/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp
@@ -0,0 +1,13 @@
+
+$FreeBSD$
+
+--- tools/clang/lib/Sema/SemaChecking.cpp.orig
++++ tools/clang/lib/Sema/SemaChecking.cpp
+@@ -643,6 +643,7 @@
+     case 'G':
+     case 'a':
+     case 'A':
++    case 'b':
+     case 'c':
+     case 'C':
+     case 'S':