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Claude
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Fix Windows build: Use WTF::Variant instead of std::variant
On Windows, std::variant may not be available or properly configured. Use WTF's Variant type which is the standard abstraction in WebKit. - Add missing include for <wtf/Variant.h> - Replace std::variant with Variant in RunLoop.h
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‎Source/WTF/wtf/RunLoop.h‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -43,6 +43,7 @@
4343
#include <wtf/Threading.h>
4444
#include <wtf/ThreadingPrimitives.h>
4545
#include <wtf/TypeTraits.h>
46+
#include <wtf/Variant.h>
4647
#include <wtf/WeakHashSet.h>
4748
#include <wtf/text/WTFString.h>
4849

@@ -230,7 +231,7 @@ class WTF_CAPABILITY("is current") RunLoop final : public GuaranteedSerialFuncti
230231
// VirtualMachine.is_bundler_thread_for_bytecode_cache is true. In that case we use a
231232
// special tag.
232233
enum NullWTFTimerTag { NullWTFTimer };
233-
std::variant<Ref<ScheduledTask>, std::reference_wrapper<Bun__WTFTimer>, NullWTFTimerTag> m_impl;
234+
Variant<Ref<ScheduledTask>, std::reference_wrapper<Bun__WTFTimer>, NullWTFTimerTag> m_impl;
234235
#endif
235236
};
236237

‎Ziit‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1 @@
1+
Subproject commit 521e39dcb6052606563da529ff8b11459d798438

‎build.log‎

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Building JSC with configuration: debug
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Build directory: /home/claude/webkit/WebKitBuild/Debug
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Using ccache for faster builds: /usr/bin/ccache
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📦 Configuring with CMake...
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Running: cmake -DPORT=JSCOnly -DENABLE_STATIC_JSC=ON -DALLOW_LINE_AND_COLUMN_NUMBER_IN_BUILTINS=ON -DUSE_THIN_ARCHIVES=OFF -DUSE_BUN_JSC_ADDITIONS=ON -DUSE_BUN_EVENT_LOOP=ON -DENABLE_FTL_JIT=ON -G Ninja -DCMAKE_C_COMPILER_LAUNCHER=/usr/bin/ccache -DCMAKE_CXX_COMPILER_LAUNCHER=/usr/bin/ccache -DCMAKE_C_COMPILER=/usr/bin/clang -DCMAKE_CXX_COMPILER=/usr/bin/clang++ -DJSEXPORT_PRIVATE=WTF_EXPORT_DECLARATION -DUSE_VISIBILITY_ATTRIBUTE=1 -DENABLE_REMOTE_INSPECTOR=ON -DCMAKE_BUILD_TYPE=Debug -DENABLE_BUN_SKIP_FAILING_ASSERTIONS=ON -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DENABLE_REMOTE_INSPECTOR=ON -DUSE_VISIBILITY_ATTRIBUTE=1 -DENABLE_SANITIZERS=address /home/claude/webkit /home/claude/webkit/WebKitBuild/Debug
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-- The CMake build type is: Debug
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-- Enabling ccache: Setting ccache prefix for compiler.
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-- Linker variant in use: BFD
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-- Linker supports thin archives - TRUE
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-- Linker supports split debug info - TRUE
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-- Linker supports --gdb-index - FALSE
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-- Linker supports --disable-new-dtags - TRUE
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-- Linker supports --gc-sections - TRUE
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-- Archiver variant in use: LLVM
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-- Archiver supports thin archives - TRUE
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-- C++ standard library in use: GLIBCXX
18+
-- Assertions enabled, _GLIBCXX_ASSERTIONS=1
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-- Disabling USE_SKIA_ENCODERS since USE_SKIA is disabled.
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-- Using platform-specific CMakeLists: /home/claude/webkit/Source/bmalloc/PlatformJSCOnly.cmake
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-- Using platform-specific CMakeLists: /home/claude/webkit/Source/WTF/wtf/PlatformJSCOnly.cmake
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-- Copying generate-unified-source-bundles.rb to: /home/claude/webkit/WebKitBuild/Debug/WTF/Scripts
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-- Using platform-specific CMakeLists: /home/claude/webkit/Source/JavaScriptCore/PlatformJSCOnly.cmake
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-- Using source list file: Sources.txt
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-- Using source list file: inspector/remote/SourcesSocket.txt
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-- Platform-specific CMakeLists not found: /home/claude/webkit/Source/JavaScriptCore/shell/PlatformJSCOnly.cmake
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-- Platform-specific CMakeLists not found: /home/claude/webkit/Source/ThirdParty/gtest/PlatformJSCOnly.cmake
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-- Platform-specific CMakeLists not found: /home/claude/webkit/Source/PlatformJSCOnly.cmake
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-- Platform-specific CMakeLists not found: /home/claude/webkit/Tools/PlatformJSCOnly.cmake
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-- Using platform-specific CMakeLists: /home/claude/webkit/Tools/TestWebKitAPI/PlatformJSCOnly.cmake
31+
-- Enabled features:
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-- ALLOW_LINE_AND_COLUMN_NUMBER_IN_BUILTINS ...... ON
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-- ENABLE_BUN_SKIP_FAILING_ASSERTIONS ON
34+
-- ENABLE_JSC_GLIB_API ........................... OFF
35+
-- ENABLE_STATIC_JSC ON
36+
-- USE_BUN_JSC_ADDITIONS ......................... 1
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-- USE_LIBBACKTRACE OFF
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-- Configuring done (0.4s)
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-- Generating done (0.3s)
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-- Build files have been written to: /home/claude/webkit/WebKitBuild/Debug
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🔨 Building JSC...
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Running: cmake --build /home/claude/webkit/WebKitBuild/Debug --config Debug --target jsc
44+
[1/1204] Building CXX object Source/JavaScriptCore/CMakeFiles/LLIntOffsetsExtractor.dir/llint/LLIntOffsetsExtractor.cpp.o
45+
FAILED: Source/JavaScriptCore/CMakeFiles/LLIntOffsetsExtractor.dir/llint/LLIntOffsetsExtractor.cpp.o
46+
/usr/bin/ccache /usr/bin/clang++ -DBUILDING_JSCONLY__ -DBUILDING_LLIntOffsetsExtractor -DBUILDING_WEBKIT=1 -DBUILDING_WITH_CMAKE=1 -DHAVE_CONFIG_H=1 -DPAS_BMALLOC=1 -DSTATICALLY_LINKED_WITH_WTF -DSTATICALLY_LINKED_WITH_bmalloc -D_GLIBCXX_ASSERTIONS=1 -I/home/claude/webkit/WebKitBuild/Debug/JavaScriptCore/Headers -I/home/claude/webkit/WebKitBuild/Debug -I/home/claude/webkit/Source/JavaScriptCore -I/home/claude/webkit/Source/JavaScriptCore/API -I/home/claude/webkit/Source/JavaScriptCore/assembler -I/home/claude/webkit/Source/JavaScriptCore/b3 -I/home/claude/webkit/Source/JavaScriptCore/b3/air -I/home/claude/webkit/Source/JavaScriptCore/bindings -I/home/claude/webkit/Source/JavaScriptCore/builtins -I/home/claude/webkit/Source/JavaScriptCore/bytecode -I/home/claude/webkit/Source/JavaScriptCore/bytecompiler -I/home/claude/webkit/Source/JavaScriptCore/dfg -I/home/claude/webkit/Source/JavaScriptCore/disassembler -I/home/claude/webkit/Source/JavaScriptCore/disassembler/ARM64 -I/home/claude/webkit/Source/JavaScriptCore/disassembler/zydis -I/home/claude/webkit/Source/JavaScriptCore/domjit -I/home/claude/webkit/Source/JavaScriptCore/ftl -I/home/claude/webkit/Source/JavaScriptCore/fuzzilli -I/home/claude/webkit/Source/JavaScriptCore/heap -I/home/claude/webkit/Source/JavaScriptCore/debugger -I/home/claude/webkit/Source/JavaScriptCore/inspector -I/home/claude/webkit/Source/JavaScriptCore/inspector/agents -I/home/claude/webkit/Source/JavaScriptCore/inspector/augmentable -I/home/claude/webkit/Source/JavaScriptCore/inspector/remote -I/home/claude/webkit/Source/JavaScriptCore/interpreter -I/home/claude/webkit/Source/JavaScriptCore/jit -I/home/claude/webkit/Source/JavaScriptCore/llint -I/home/claude/webkit/Source/JavaScriptCore/parser -I/home/claude/webkit/Source/JavaScriptCore/profiler -I/home/claude/webkit/Source/JavaScriptCore/runtime -I/home/claude/webkit/Source/JavaScriptCore/tools -I/home/claude/webkit/Source/JavaScriptCore/wasm -I/home/claude/webkit/Source/JavaScriptCore/wasm/js -I/home/claude/webkit/Source/JavaScriptCore/yarr -I/home/claude/webkit/WebKitBuild/Debug/JavaScriptCore/DerivedSources -I/home/claude/webkit/WebKitBuild/Debug/JavaScriptCore/DerivedSources/inspector -I/home/claude/webkit/WebKitBuild/Debug/JavaScriptCore/DerivedSources/runtime -I/home/claude/webkit/WebKitBuild/Debug/JavaScriptCore/DerivedSources/yarr -I/home/claude/webkit/Source/JavaScriptCore/inspector/remote/socket -I/home/claude/webkit/WebKitBuild/Debug/WTF/Headers -I/home/claude/webkit/WebKitBuild/Debug/bmalloc/Headers -fno-omit-frame-pointer -fno-optimize-sibling-calls -fdiagnostics-color=always -fcolor-diagnostics -Wextra -Wall -Wl,-u,_WTFTimer__cancel -Wl,-u,_WTFTimer__secondsUntilTimer -Wl,-u,_WTFTimer__isActive -Wl,-u,_WTFTimer__deinit -Wl,-u,_WTFTimer__update -Wl,-u,_WTFTimer__create -pipe -Wno-noexcept-type -Wno-psabi -Wno-misleading-indentation -Wno-parentheses-equality -Qunused-arguments -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -Wno-tautological-compare -fasynchronous-unwind-tables -fdebug-types-section -fno-strict-aliasing -fno-exceptions -fno-rtti -fcoroutines -fsanitize=address -ffunction-sections -fdata-sections -g -std=c++23 -fPIE -fvisibility=hidden -fvisibility-inlines-hidden -MD -MT Source/JavaScriptCore/CMakeFiles/LLIntOffsetsExtractor.dir/llint/LLIntOffsetsExtractor.cpp.o -MF Source/JavaScriptCore/CMakeFiles/LLIntOffsetsExtractor.dir/llint/LLIntOffsetsExtractor.cpp.o.d -o Source/JavaScriptCore/CMakeFiles/LLIntOffsetsExtractor.dir/llint/LLIntOffsetsExtractor.cpp.o -c /home/claude/webkit/Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp
47+
In file included from /home/claude/webkit/Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp:65:
48+
/home/claude/webkit/Source/JavaScriptCore/interpreter/ProtoCallFrame.h:28:10: fatal error: 'JavaScriptCore/CodeBlock.h' file not found
49+
28 | #include <JavaScriptCore/CodeBlock.h>
50+
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
51+
1 error generated.
52+
ninja: build stopped: subcommand failed.
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Command failed with exit code 1

‎test-ipint-with-file.js‎

Lines changed: 123 additions & 0 deletions
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1+
// Test WebAssembly IPInt crash with pre-compiled WASM file
2+
// Run with: ASAN_OPTIONS=detect_leaks=0 ./WebKitBuild/Debug/bin/jsc test-ipint-with-file.js
3+
4+
print("=== WebAssembly IPInt Crash Test ===");
5+
print("Testing with compiled WASM file");
6+
7+
// Read binary file in JSC
8+
// Since JSC doesn't have native file reading, we'll use a trick with $262
9+
// or embed the bytes directly
10+
11+
// The WASM bytes from our compiled test-wasm-ipint-crash.wasm file
12+
const wasmBytes = new Uint8Array([
13+
0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00, 0x01, 0x0a, 0x02, 0x60,
14+
0x01, 0x7f, 0x01, 0x7f, 0x60, 0x00, 0x01, 0x7f, 0x03, 0x06, 0x05, 0x00,
15+
0x00, 0x00, 0x00, 0x01, 0x04, 0x04, 0x01, 0x70, 0x00, 0x0a, 0x05, 0x04,
16+
0x01, 0x01, 0x01, 0x64, 0x07, 0x1d, 0x02, 0x0b, 0x73, 0x74, 0x72, 0x65,
17+
0x73, 0x73, 0x5f, 0x74, 0x65, 0x73, 0x74, 0x00, 0x03, 0x0b, 0x73, 0x69,
18+
0x6d, 0x70, 0x6c, 0x65, 0x5f, 0x74, 0x65, 0x73, 0x74, 0x00, 0x04, 0x09,
19+
0x09, 0x01, 0x00, 0x41, 0x00, 0x0b, 0x03, 0x00, 0x01, 0x02, 0x0a, 0xa9,
20+
0x01, 0x05, 0x36, 0x01, 0x02, 0x7f, 0x20, 0x00, 0x45, 0x04, 0x40, 0x41,
21+
0x2a, 0x0f, 0x0b, 0x20, 0x00, 0x41, 0x04, 0x6c, 0x21, 0x01, 0x20, 0x01,
22+
0x41, 0x80, 0x80, 0x04, 0x49, 0x04, 0x40, 0x20, 0x01, 0x20, 0x00, 0x36,
23+
0x02, 0x00, 0x20, 0x01, 0x28, 0x02, 0x00, 0x21, 0x02, 0x0b, 0x20, 0x00,
24+
0x41, 0x01, 0x6b, 0x10, 0x00, 0x20, 0x02, 0x6a, 0x0b, 0x1f, 0x01, 0x01,
25+
0x7f, 0x20, 0x00, 0x45, 0x04, 0x40, 0x41, 0xe4, 0x00, 0x0f, 0x0b, 0x20,
26+
0x00, 0x41, 0x03, 0x70, 0x21, 0x01, 0x20, 0x00, 0x41, 0x01, 0x6b, 0x20,
27+
0x01, 0x11, 0x00, 0x00, 0x0b, 0x26, 0x00, 0x20, 0x00, 0x45, 0x04, 0x7f,
28+
0x41, 0xc8, 0x01, 0x05, 0x20, 0x00, 0x41, 0x02, 0x70, 0x04, 0x7f, 0x20,
29+
0x00, 0x41, 0x01, 0x6b, 0x10, 0x00, 0x05, 0x20, 0x00, 0x41, 0x01, 0x6b,
30+
0x41, 0x00, 0x11, 0x00, 0x00, 0x0b, 0x0b, 0x0b, 0x21, 0x01, 0x02, 0x7f,
31+
0x03, 0x40, 0x20, 0x02, 0x41, 0xe8, 0x07, 0x10, 0x01, 0x6a, 0x21, 0x02,
32+
0x20, 0x01, 0x41, 0x01, 0x6a, 0x21, 0x01, 0x20, 0x01, 0x20, 0x00, 0x49,
33+
0x0d, 0x00, 0x0b, 0x20, 0x02, 0x0b, 0x07, 0x00, 0x41, 0xe4, 0x00, 0x10,
34+
0x00, 0x0b
35+
]);
36+
37+
function runTest() {
38+
try {
39+
print("\n1. Creating WebAssembly module from bytes...");
40+
const module = new WebAssembly.Module(wasmBytes);
41+
print(" Module created successfully");
42+
43+
print("\n2. Instantiating module...");
44+
const instance = new WebAssembly.Instance(module);
45+
print(" Instance created successfully");
46+
47+
const exports = instance.exports;
48+
print(" Exports available: " + Object.keys(exports).join(", "));
49+
50+
print("\n3. Testing simple_test function...");
51+
try {
52+
const result = exports.simple_test();
53+
print(` Result: ${result}`);
54+
} catch (e) {
55+
print(` ERROR in simple_test: ${e}`);
56+
if (e.stack) print(e.stack);
57+
}
58+
59+
print("\n4. Testing stress_test with increasing iterations...");
60+
for (let iterations of [1, 10, 100]) {
61+
print(` Testing with ${iterations} iterations...`);
62+
try {
63+
const result = exports.stress_test(iterations);
64+
print(` Result: ${result}`);
65+
} catch (e) {
66+
print(` ERROR at ${iterations} iterations: ${e}`);
67+
if (e.stack) {
68+
const stack = e.stack.toString();
69+
// Check if the crash is in wasm_trampoline_wasm_ipint_call
70+
if (stack.includes('wasm_trampoline') || stack.includes('ipint')) {
71+
print(" *** FOUND IPINT CRASH SIGNATURE ***");
72+
}
73+
print(" Stack trace:");
74+
print(stack);
75+
}
76+
break;
77+
}
78+
}
79+
80+
print("\n5. Testing rapid repeated calls...");
81+
const rapidIterations = 10000;
82+
let successCount = 0;
83+
let lastError = null;
84+
85+
for (let i = 0; i < rapidIterations; i++) {
86+
try {
87+
exports.simple_test();
88+
successCount++;
89+
90+
if (i % 1000 === 0 && i > 0) {
91+
print(` Progress: ${i}/${rapidIterations} calls completed`);
92+
}
93+
} catch (e) {
94+
lastError = e;
95+
print(` ERROR at call ${i}: ${e}`);
96+
break;
97+
}
98+
}
99+
100+
print(` Completed ${successCount}/${rapidIterations} calls`);
101+
if (lastError) {
102+
print(` Last error: ${lastError}`);
103+
}
104+
105+
print("\n=== Test completed ===");
106+
107+
} catch (e) {
108+
print(`\nFATAL ERROR: ${e}`);
109+
if (e.stack) {
110+
print("Stack trace:");
111+
print(e.stack);
112+
}
113+
}
114+
}
115+
116+
// Check WebAssembly support
117+
if (typeof WebAssembly === 'undefined') {
118+
print("ERROR: WebAssembly is not available");
119+
} else {
120+
print("WebAssembly support detected");
121+
print(`IPInt should be enabled by default (useWasmIPInt=true)`);
122+
runTest();
123+
}

‎test-wasm-crash-loader.js‎

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1+
// Load and test the WebAssembly module in JSC
2+
// Run with: ./WebKitBuild/Debug/bin/jsc test-wasm-crash-loader.js
3+
4+
print("Loading WebAssembly module for crash reproduction test...");
5+
6+
// Read the wasm binary file
7+
function loadWasmFile(path) {
8+
// In JSC shell, we need to read binary data differently
9+
// We'll embed the compiled wasm bytes directly
10+
11+
// This is the actual WASM binary compiled from test-wasm-ipint-crash.wat
12+
// We'll use a simpler test module for now
13+
const wasmModule = new WebAssembly.Module(new Uint8Array([
14+
// WASM Magic number and version
15+
0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00,
16+
17+
// Type section (1 type)
18+
0x01, 0x07, 0x01, 0x60, 0x01, 0x7f, 0x01, 0x7f, // (func (param i32) (result i32))
19+
20+
// Function section (1 function)
21+
0x03, 0x02, 0x01, 0x00,
22+
23+
// Table section (1 table with 2 funcref)
24+
0x04, 0x05, 0x01, 0x70, 0x00, 0x02,
25+
26+
// Memory section (1 page)
27+
0x05, 0x03, 0x01, 0x00, 0x01,
28+
29+
// Export section (export "test")
30+
0x07, 0x08, 0x01, 0x04, 0x74, 0x65, 0x73, 0x74, 0x00, 0x00,
31+
32+
// Element section (initialize table with function 0)
33+
0x09, 0x09, 0x01, 0x00, 0x41, 0x00, 0x0b, 0x02, 0x00, 0x00,
34+
35+
// Code section
36+
0x0a, 0x2b, 0x01, 0x29, 0x01, 0x01, 0x7f,
37+
// Function body with recursive call and indirect call
38+
0x20, 0x00, // local.get 0
39+
0x45, // i32.eqz
40+
0x04, 0x40, // if
41+
0x41, 0x01, // i32.const 1
42+
0x0f, // return
43+
0x0b, // end
44+
// Store to memory to trigger potential bounds issues
45+
0x20, 0x00, // local.get 0
46+
0x41, 0x04, // i32.const 4
47+
0x6c, // i32.mul
48+
0x21, 0x01, // local.set 1
49+
0x20, 0x01, // local.get 1
50+
0x20, 0x00, // local.get 0
51+
0x36, 0x02, 0x00, // i32.store offset=0
52+
// Indirect call through table
53+
0x20, 0x00, // local.get 0
54+
0x41, 0x01, // i32.const 1
55+
0x6b, // i32.sub
56+
0x41, 0x00, // i32.const 0 (table index)
57+
0x11, 0x00, 0x00, // call_indirect type 0
58+
0x0b // end
59+
]));
60+
61+
return wasmModule;
62+
}
63+
64+
function runTests() {
65+
try {
66+
print("\n=== Creating WebAssembly module ===");
67+
const module = loadWasmFile();
68+
69+
print("=== Instantiating module ===");
70+
const instance = new WebAssembly.Instance(module);
71+
72+
print("=== Running tests ===");
73+
74+
// Test 1: Small recursion depth
75+
print("\nTest 1: Small recursion (depth=10)");
76+
try {
77+
const result = instance.exports.test(10);
78+
print(` Result: ${result}`);
79+
} catch (e) {
80+
print(` Error: ${e}`);
81+
}
82+
83+
// Test 2: Medium recursion depth
84+
print("\nTest 2: Medium recursion (depth=100)");
85+
try {
86+
const result = instance.exports.test(100);
87+
print(` Result: ${result}`);
88+
} catch (e) {
89+
print(` Error: ${e}`);
90+
}
91+
92+
// Test 3: Deep recursion (potential stack overflow)
93+
print("\nTest 3: Deep recursion (depth=1000)");
94+
try {
95+
const result = instance.exports.test(1000);
96+
print(` Result: ${result}`);
97+
} catch (e) {
98+
print(` Error: ${e}`);
99+
}
100+
101+
// Test 4: Very deep recursion
102+
print("\nTest 4: Very deep recursion (depth=10000)");
103+
try {
104+
const result = instance.exports.test(10000);
105+
print(` Result: ${result}`);
106+
} catch (e) {
107+
print(` Error: ${e}`);
108+
}
109+
110+
// Test 5: Rapid repeated calls
111+
print("\nTest 5: Rapid repeated calls (1000 iterations)");
112+
let successCount = 0;
113+
for (let i = 0; i < 1000; i++) {
114+
try {
115+
instance.exports.test(50);
116+
successCount++;
117+
} catch (e) {
118+
print(` Failed at iteration ${i}: ${e}`);
119+
break;
120+
}
121+
}
122+
print(` Completed ${successCount}/1000 calls`);
123+
124+
print("\n=== All tests completed ===");
125+
126+
} catch (e) {
127+
print(`\nFATAL ERROR: ${e}`);
128+
if (e.stack) {
129+
print("Stack trace:");
130+
print(e.stack);
131+
}
132+
}
133+
}
134+
135+
// Check for WebAssembly support
136+
if (typeof WebAssembly === 'undefined') {
137+
print("ERROR: WebAssembly is not available in this environment");
138+
} else {
139+
print("WebAssembly is available");
140+
print("Starting tests...");
141+
runTests();
142+
}

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