Index: test/wasm/strip-all.test
===================================================================
--- test/wasm/strip-all.test
+++ test/wasm/strip-all.test
@@ -1,5 +1,9 @@
 RUN: llc -filetype=obj %p/Inputs/start.ll -o %t.start.o
-RUN: wasm-ld --strip-debug -o %t.wasm %t.start.o
+RUN: wasm-ld --strip-all -o %t.wasm %t.start.o
+RUN: obj2yaml %t.wasm | FileCheck %s
+
+# Test alias -s
+RUN: wasm-ld -s -o %t.wasm %t.start.o
 RUN: obj2yaml %t.wasm | FileCheck %s
 
 # Check that there is no name section
Index: test/wasm/strip-debug.test
===================================================================
--- test/wasm/strip-debug.test
+++ test/wasm/strip-debug.test
@@ -2,5 +2,9 @@
 RUN: wasm-ld --strip-debug -o %t.wasm %t.start.o
 RUN: obj2yaml %t.wasm | FileCheck %s
 
+# Test alias -S
+RUN: wasm-ld -S -o %t.wasm %t.start.o
+RUN: obj2yaml %t.wasm | FileCheck %s
+
 # Check that there is no name section
 CHECK-NOT:   Name:    name
Index: wasm/Options.td
===================================================================
--- wasm/Options.td
+++ wasm/Options.td
@@ -149,6 +149,8 @@
 def: Flag<["-"], "i">, Alias<initial_memory>;
 def: Flag<["-"], "m">, Alias<max_memory>;
 def: Flag<["-"], "r">, Alias<relocatable>;
+def: Flag<["-"], "s">, Alias<strip_all>, HelpText<"Alias for --strip-all">;
+def: Flag<["-"], "S">, Alias<strip_debug>, HelpText<"Alias for --strip-debug">;
 def: JoinedOrSeparate<["-"], "u">, Alias<undefined>;
 
 // LTO-related options.