diff options
Diffstat (limited to 'js/src/jit-test/tests/wasm/simd/ion-bug1641973.js')
-rw-r--r-- | js/src/jit-test/tests/wasm/simd/ion-bug1641973.js | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/simd/ion-bug1641973.js b/js/src/jit-test/tests/wasm/simd/ion-bug1641973.js new file mode 100644 index 0000000000..7dfdf3afad --- /dev/null +++ b/js/src/jit-test/tests/wasm/simd/ion-bug1641973.js @@ -0,0 +1,13 @@ +// |jit-test| skip-if: !wasmSimdEnabled() + +// Fuzz test case. The initial unreachable will result in the subsequent +// i8x16.shuffle popping null pointers off the value stack. Due to a missing +// isDeadCode() check in WasmIonCompile.cpp the compiler would dereference those +// null pointers. +new WebAssembly.Module(wasmTextToBinary(` +(module + (func (result v128) + (unreachable) + (i8x16.shuffle 0 0 23 0 4 4 4 4 4 16 1 0 4 4 4 4))) +`)) + |