diff --git a/backend/src/langs.ts b/backend/src/langs.ts
index ab421ea..678741a 100644
--- a/backend/src/langs.ts
+++ b/backend/src/langs.ts
@@ -147,7 +147,7 @@ implement main0 () = ()
 `,
   },
   c: {
-    aliases: ["gcc", "llvm", "clang", "h", "cc", "c99", "c11", "c18"],
+    aliases: ["gcc", "clang", "h", "cc", "c99", "c11", "c18"],
     name: "C",
     monacoLang: "c",
     main: "main.c",
@@ -601,6 +601,34 @@ PLEASE GIVE UP
     createEmpty: true,
     run: `SHELL=/usr/bin/ksh HOME="$PWD" ksh`,
     template: `echo "Hello, world!"
+`,
+  },
+  llvm: {
+    name: "LLVM",
+    monacoLang: "shell",
+    main: "main.ll",
+    compile: "clang -Wno-override-module main.ll -o main",
+    run: "./main",
+    template: `; Copied directly from the documentation
+; Declare the string constant as a global constant.
+@.str = private unnamed_addr constant [13 x i8] c"hello world\\0A\\00"
+
+; External declaration of the puts function
+declare i32 @puts(i8* nocapture) nounwind
+
+; Definition of main function
+define i32 @main() { ; i32()*
+    ; Convert [13 x i8]* to i8  *...
+    %cast210 = getelementptr [13 x i8],[13 x i8]* @.str, i64 0, i64 0
+
+    ; Call puts function to write out the string to stdout.
+    call i32 @puts(i8* %cast210)
+    ret i32 0
+}
+
+; Named metadata
+!0 = !{i32 42, null, !"string"}
+!foo = !{!0}
 `,
   },
   lolcode: {
diff --git a/scripts/docker-install-phase3b.bash b/scripts/docker-install-phase3b.bash
index 0a6e4fa..b0cd0df 100755
--- a/scripts/docker-install-phase3b.bash
+++ b/scripts/docker-install-phase3b.bash
@@ -53,6 +53,9 @@ julia
 # Ksh
 ksh
 
+# LLVM
+llvm
+
 # LOLCODE
 cmake