diff options
Diffstat (limited to 'src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp')
| -rw-r--r-- | src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp b/src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp index f607d586a..0e3fcf47d 100644 --- a/src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp +++ b/src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp @@ -1,12 +1,30 @@ #include "root.h" #include "JavaScriptCore/VM.h" +// On Linux, signals are used to suspend/resume threads in JavaScriptCore +// When `.acquireAccess` is called, the signal might be raised. +// This causes issues with LLDB which might catch the signal. +// So we want to avoid that, we really only want this code to be executed when the debugger is attached +// But it's pretty hard to tell if LLDB is attached or not, so we just disable this code on Linux when in debug mode +#ifndef ACQUIRE_RELEASE_HEAP_ACCESS +#if OS(DARWIN) +#define ACQUIRE_RELEASE_HEAP_ACCESS 1 +#else +#ifndef BUN_DEBUG +#define ACQUIRE_RELEASE_HEAP_ACCESS 1 +#endif +#endif +#endif + extern "C" void bun_on_tick_before(JSC::VM* vm) { - // Let the GC do some work while we are idle - vm->heap.releaseAccess(); +#if ACQUIRE_RELEASE_HEAP_ACCESS + // vm->heap.releaseAccess(); +#endif } extern "C" void bun_on_tick_after(JSC::VM* vm) { - vm->heap.acquireAccess(); +#if ACQUIRE_RELEASE_HEAP_ACCESS + // vm->heap.acquireAccess(); +#endif }
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