(Should throw an exception).
Created attachment 48962 [details] Patch, missing new results for layout test. Minor performance regression (necessary bug fix).
Comment on attachment 48962 [details] Patch, missing new results for layout test. r=me, i am somewhat concerned the testcase is going to take too long...
Landed in r54925 without test case; string-concatenate-outofmemory is currently disabled, will work separately at re-enabling this.