#3587 Wrong limit for logarithmic function

[Alberto Casagrande]

On 5.42.1, by invoking

limit(log(3-sqrt(x)),x,9,minus);

I get infinity, while it should be -infinity

build_info(version="5.42.1",timestamp=
"2019-01-15 11:28:41",host="x86_64-pc-linux-gnu",lisp_name="GNU Common Lisp (GCL)",lisp_version=
"GCL 2.6.12")

[Alberto Casagrande]

Apparently solved by patch proposal #89

[Dan Gildea]

fixed by [78eedaa0993d63670e83fcb89901c36d71f21f46]