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Unified Diff: src/flag-definitions.h

Issue 2396433008: [wasm] Add guard regions to end of WebAssembly.Memory buffers (Closed)
Patch Set: Merging with master Created 4 years, 1 month ago
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Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index 8648902ac3c08cd3f7ebd51737ba9a516e9d9766..1439d79d2394dedcf70d1b1da54eb0999e523a81 100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -529,7 +529,11 @@ DEFINE_BOOL(wasm_no_stack_checks, false,
DEFINE_BOOL(wasm_trap_handler, false,
"use signal handlers to catch out of bounds memory access in wasm"
- " (currently Linux x86_64 only)")
+ " (experimental, currently Linux x86_64 only)")
+DEFINE_BOOL(wasm_guard_pages, false,
+ "add guard pages to the end of WebWassembly memory"
+ " (experimental, no effect on 32-bit)")
+DEFINE_IMPLICATION(wasm_trap_handler, wasm_guard_pages)
// Profiler flags.
DEFINE_INT(frame_count, 1, "number of stack frames inspected by the profiler")
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