diff --git a/etc/config/c++.danger.properties b/etc/config/c++.danger.properties
index 26815384..2910b7b9 100644
--- a/etc/config/c++.danger.properties
+++ b/etc/config/c++.danger.properties
@@ -1,7 +1,7 @@
 # Matt's home development computer
 defaultCompiler=g54
 textBanner=Testing the text banner
-compilers=&cl:g54
+compilers=&cl:g54:&clang
 #compilers=g54:g47:g48:avr
 #compilers=localhost@20480
 compiler.g54.exe=/usr/bin/g++
@@ -27,3 +27,9 @@ compiler.cl19_32.exe=/opt/compiler-explorer/windows/19.10.25017/lib/native/bin/a
 compiler.cl19_32.name=x86 CL 19 2017 RTW
 compiler.cl19_arm.exe=/opt/compiler-explorer/windows/19.10.25017/lib/native/bin/amd64_arm/cl.exe
 compiler.cl19_arm.name=ARM CL 2017 RTW
+
+group.clang.compilers=clang391
+group.clang.intelAsm=-mllvm --x86-asm-syntax=intel
+group.clang.options=--gcc-toolchain=/opt/compiler-explorer/gcc-6.3.0
+compiler.clang391.exe=/opt/compiler-explorer/clang-3.9.1/bin/clang++
+compiler.clang391.name=x86-64 clang 3.9.1
diff --git a/static/asm-mode.js b/static/asm-mode.js
index 970d2fed..bd2c99f6 100644
--- a/static/asm-mode.js
+++ b/static/asm-mode.js
@@ -46,7 +46,7 @@ define(function (require) {
                     [/^[.a-zA-Z0-9_$].*:/, {token: 'type.identifier', next: '@rest'}],
                     // Label definition (ARM style)
                     [/^\s*[|][^|]*[|]/, {token: 'type.identifier', next: '@rest'}],
-                    // Label defintion (CL style)
+                    // Label definition (CL style)
                     [/^\s*[.a-zA-Z0-9_$|]*\s*(PROC|ENDP)/, {token: 'type.identifier', next: '@rest'}],
                     // Constant definition
                     [/^[.a-zA-Z0-9_$][^=]*=/, {token: 'type.identifier', next: '@rest'}],