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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/Utf8.h" // mozilla::Utf8Unit
#include "js/CompilationAndEvaluation.h" // JS::CompileFunction, JS::Evaluate
#include "js/GlobalObject.h" // JS_NewGlobalObject
#include "js/MemoryFunctions.h"
#include "js/SourceText.h" // JS::Source{Ownership,Text}
#include "jsapi-tests/tests.h"
#include "vm/JSScript.h"
BEGIN_TEST(testBug795104) {
JS::RealmOptions options;
options.behaviors().setDiscardSource(true);
JS::RootedObject g(cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
JS::FireOnNewGlobalHook, options));
CHECK(g);
JSAutoRealm ar(cx, g);
const size_t strLen = 60002;
char* s = static_cast<char*>(JS_malloc(cx, strLen));
CHECK(s);
s[0] = '"';
memset(s + 1, 'x', strLen - 2);
s[strLen - 1] = '"';
JS::SourceText<mozilla::Utf8Unit> srcBuf;
CHECK(srcBuf.init(cx, s, strLen, JS::SourceOwnership::Borrowed));
JS::CompileOptions opts(cx);
// We don't want an rval for our JS::Evaluate call
opts.setNoScriptRval(true);
JS::RootedValue unused(cx);
CHECK(JS::Evaluate(cx, opts, srcBuf, &unused));
JS::RootedFunction fun(cx);
JS::RootedObjectVector emptyScopeChain(cx);
// But when compiling a function we don't want to use no-rval
// mode, since it's not supported for functions.
opts.setNoScriptRval(false);
fun = JS::CompileFunction(cx, emptyScopeChain, opts, "f", 0, nullptr, srcBuf);
CHECK(fun);
JS_free(cx, s);
return true;
}
END_TEST(testBug795104)