1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/gdb/tests/test-asmjs.cpp b/js/src/gdb/tests/test-asmjs.cpp
new file mode 100644
index 000000000..a9f16f1a1
--- /dev/null
+++ b/js/src/gdb/tests/test-asmjs.cpp
@@ -0,0 +1,38 @@
+#include "gdb-tests.h"
+#include "jsapi.h"
+
+#include <string.h>
+
+FRAGMENT(asmjs, segfault) {
+    using namespace JS;
+
+    int line0 = __LINE__;
+    const char* bytes = "\n"
+        "function f(glob, ffi, heap) {\n"
+        "    \"use asm\";\n"
+        "    var f32 = new glob.Float32Array(heap);\n"
+        "    function g(n) {\n"
+        "        n = n | 0;\n"
+        "        return +f32[n>>2];\n"
+        "    }\n"
+        "    return g;\n"
+        "}\n"
+        "\n"
+        "var func = f(this, null, new ArrayBuffer(0x10000));\n"
+        "func(0x10000 << 2);\n"
+        "'ok'\n";
+
+    CompileOptions opts(cx);
+    opts.setFileAndLine(__FILE__, line0 + 1);
+    opts.asmJSOption = JS::AsmJSOption::Enabled;
+    RootedValue rval(cx);
+    bool ok;
+    ok = false;
+
+    ok = Evaluate(cx, opts, bytes, strlen(bytes), &rval);
+
+    breakpoint();
+
+    (void) ok;
+    (void) rval;
+}