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| author | Gaming4JC <g4jc@hyperbola.info> | 2019-07-14 21:41:35 -0400 |
|---|---|---|
| committer | Gaming4JC <g4jc@hyperbola.info> | 2019-07-18 22:38:48 -0400 |
| commit | 28c5b8c0589d7548382d205de8df03b42b32ccc7 (patch) | |
| tree | 43fe7f1a36b68418f193792449f5e799606578b3 /js/src/jit/BaselineIC.cpp | |
| parent | 076ad08ac6f001626e63bc382d3b3d709f692a68 (diff) | |
| download | uxp-28c5b8c0589d7548382d205de8df03b42b32ccc7.tar.gz | |
1344334 - Make DoTypeUpdateFallback infallible.
Diffstat (limited to 'js/src/jit/BaselineIC.cpp')
| -rw-r--r-- | js/src/jit/BaselineIC.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/js/src/jit/BaselineIC.cpp b/js/src/jit/BaselineIC.cpp index 8a7c68e59e..a001357f82 100644 --- a/js/src/jit/BaselineIC.cpp +++ b/js/src/jit/BaselineIC.cpp @@ -323,7 +323,14 @@ DoTypeUpdateFallback(JSContext* cx, BaselineFrame* frame, ICUpdatedStub* stub, H MOZ_CRASH("Invalid stub"); } - return stub->addUpdateStubForValue(cx, script /* = outerScript */, obj, id, value); + if (!stub->addUpdateStubForValue(cx, script /* = outerScript */, obj, id, value)) { + // The calling JIT code assumes this function is infallible (for + // instance we may reallocate dynamic slots before calling this), + // so ignore OOMs if we failed to attach a stub. + cx->recoverFromOutOfMemory(); + } + + return true; } typedef bool (*DoTypeUpdateFallbackFn)(JSContext*, BaselineFrame*, ICUpdatedStub*, HandleValue, |