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-rw-r--r--tools/js-optimizer.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js
index ed936f5f..d84c664a 100644
--- a/tools/js-optimizer.js
+++ b/tools/js-optimizer.js
@@ -237,7 +237,7 @@ function emptyNode() {
// Passes
// Dump the AST. Useful for debugging. For example,
-// echo "HEAP[(a+b+c)>>2]" | node tools/js-optimizer.js dumpAst
+// node tools/js-optimizer.js ABSOLUTE_PATH_TO_FILE dumpAst
function dumpAst(ast) {
printErr(JSON.stringify(ast));
}