search for: rf_isvector

Hello, After some fuzz testing I found a problem with Rf_isVector() function in R 3.5.0. Platform: Ubuntu 16.04 Compiler: Clang-4.0 (from Ubuntu's repository) + ASAN Crashing R code: structure(c(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,...

...ets ld: 0711-317 ERROR: Undefined symbol: .R_Reprotect ld: 0711-317 ERROR: Undefined symbol: .Rf_mkChar ld: 0711-317 ERROR: Undefined symbol: .SET_STRING_ELT ld: 0711-317 ERROR: Undefined symbol: .Rf_isNull ld: 0711-317 ERROR: Undefined symbol: .SET_VECTOR_ELT ld: 0711-317 ERROR: Undefined symbol: .Rf_isVector ld: 0711-317 ERROR: Undefined symbol: R_NaString ld: 0711-317 ERROR: Undefined symbol: R_NilValue ld: 0711-317 ERROR: Undefined symbol: .Rf_PrintDefaults ld: 0711-317 ERROR: Undefined symbol: .Rf_EncodeElement ld: 0711-317 ERROR: Undefined symbol: .Rf_allocVector ld: 0711-317 ERROR: Undefined symbo...

...-lm ld: Warning: Unresolved: R_NaReal R_NaInt Rf_error Rf_warning UNIMPLEMENTED Rf_isBlankString R_strtod R_GlobalEnv R_NilValue R_NaString Rf_coerceVector Rf_PairToVectorList Rf_VectorToPairList Rf_allocString Rf_allocVector Rf_allocList Rf_asInteger Rf_duplicate Rf_GetOption Rf_install Rf_isList Rf_isVector Rf_length Rf_listAppend Rf_nthcdr Rf_PrintDefaults Rf_protect Rf_unprotect SET_STRING_ELT SET_TAG SETCAR SETCDR Rf_begincontext Rf_endcontext Rf_str2type Rf_errorcall Rf_EncodeElement vmaxget vmaxset R_alloc Rprintf Rf_elt Rf_findVar Rf_GetDevice devNumber GEplayDisplayList addInputHandler getInput...