mozjs_sys 0.67.1

System crate for the Mozilla SpiderMonkey JavaScript engine.
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#include "gdb-tests.h"
#include "jsapi.h"
#include "js/CompilationAndEvaluation.h"
#include "js/CompileOptions.h"
#include "js/RootingAPI.h"
#include "js/Value.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;

  Rooted<Value> rval(cx);
  bool ok = JS::EvaluateUtf8(cx, opts, bytes, strlen(bytes), &rval);

  breakpoint();

  use(ok);
  use(rval);
}