Index: docs/CommandGuide/llvm-symbolizer.rst
===================================================================
--- docs/CommandGuide/llvm-symbolizer.rst
+++ docs/CommandGuide/llvm-symbolizer.rst
@@ -83,7 +83,7 @@
  Prefer function names stored in symbol table to function names
  in debug info sections. Defaults to true.
 
-.. option:: -demangle
+.. option:: -demangle, -C
 
  Print demangled function names. Defaults to true.
 
Index: test/tools/llvm-symbolizer/pdb/pdb.test
===================================================================
--- test/tools/llvm-symbolizer/pdb/pdb.test
+++ test/tools/llvm-symbolizer/pdb/pdb.test
@@ -4,6 +4,9 @@
 RUN: grep '^ADDR:' %s | sed -s 's/ADDR: //' \
 RUN: 	| llvm-symbolizer -obj="%p/Inputs/test.exe" -demangle=false \
 RUN: 	| FileCheck %s --check-prefix=CHECK-NO-DEMANGLE
+RUN: grep '^ADDR:' %s | sed -s 's/ADDR: //' \
+RUN: 	| llvm-symbolizer -obj="%p/Inputs/test.exe" -C=false \
+RUN: 	| FileCheck %s --check-prefix=CHECK-NO-DEMANGLE
 
 Subtract ImageBase from all the offsets and run the test again with
 --relative-address.
Index: tools/llvm-symbolizer/llvm-symbolizer.cpp
===================================================================
--- tools/llvm-symbolizer/llvm-symbolizer.cpp
+++ tools/llvm-symbolizer/llvm-symbolizer.cpp
@@ -55,8 +55,12 @@
     ClPrintInlining("inlining", cl::init(true),
                     cl::desc("Print all inlined frames for a given address"));
 
+// -demangle, -C
 static cl::opt<bool>
 ClDemangle("demangle", cl::init(true), cl::desc("Demangle function names"));
+static cl::alias
+ClDemangleShort("C", cl::desc("Alias for -demangle"),
+                cl::NotHidden, cl::aliasopt(ClDemangle));
 
 static cl::opt<std::string> ClDefaultArch("default-arch", cl::init(""),
                                           cl::desc("Default architecture "