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R Under development (unstable) (2023-10-20 r85375) -- "Unsuffered Consequences"
Copyright (C) 2023 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu
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> #### STRICT test suite in the spirit of no-segfaults,
> #### but with explicit statements.
>
> tools::assertError(options(catch.script.errors = NA)) # TRUE or FALSE
> options(catch.script.errors = TRUE)
> stop("test of 'options(catch.script.errors = TRUE)'")
Error: test of 'options(catch.script.errors = TRUE)'
>
> if(FALSE) {
+ ## these ought to work on machines with enough memory
+ ## These segfaulted in 1.3.x , give "could not allocate" errors now
+ integer(2^30+1)
+ double(2^30+1)
+ complex(2^30+1)
+ character(2^30+1)
+ vector("list", 2^30+2)
+ }
>
> ## bad infinite recursion / on.exit / ... interactions
> ## catch the error to permit different error messages emitted
> ## (handling of infinite recursion is different in the AST interpreter
> ## and the byte-code interpreter)
>
> bar <- function() 1+1
> foo <- function() { on.exit(bar()); foo() }
> tryCatch(foo(), error=function(x) TRUE) # now simple "infinite recursion"
[1] TRUE
>
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