diff options
Diffstat (limited to 'js/src/jsscript.h')
-rw-r--r-- | js/src/jsscript.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/js/src/jsscript.h b/js/src/jsscript.h index d8d28ebeb..dfe0e486e 100644 --- a/js/src/jsscript.h +++ b/js/src/jsscript.h @@ -1443,7 +1443,14 @@ class JSScript : public js::gc::TenuredCell return res; } bool canIonCompile() const { - return ion != ION_DISABLED_SCRIPT; + // Exclude function scopes from Ion compilation. + // This is necessary to work around an issue with module scripts causing crashes + // with the function stack in Ion if module code is declared in-line. + // See Issue #1624 + // XXX: Perhaps we can further fine-grain select which types of function scope + // we have to exclude? + return (ion != ION_DISABLED_SCRIPT && + !bodyScope()->is<js::FunctionScope>()); } bool isIonCompilingOffThread() const { return ion == ION_COMPILING_SCRIPT; |