ignore "use asm" (#9019)

Preventing V8 from logging erroneous line numbers. Use wasm.

1 files changed, 20 insertions, 0 deletions

diff --git a/cli/tests/no_validate_asm.js b/cli/tests/no_validate_asm.js
new file mode 100644
index 000000000..38ea0a446
--- /dev/null
+++ b/cli/tests/no_validate_asm.js
@@ -0,0 +1,20 @@
+// V8 logs any asmjs validation errors to stdout, but it shows line numbers that
+// are non-existent in the source.
+
+const asmJsModule = function () {
+  "use asm";
+
+  function func(
+    x,
+  ) {
+    x = +x; // cast to float
+
+    ~x;
+    // asmjs error: `~` is only valid on integers
+    // should not log to stdout with --no-validate-asm
+  }
+
+  return {
+    f: func,
+  };
+}();