unpreciseMathCall
ftp://ftp.de.debian.org/debian/pool/main/g/gr-framework/gr-framework_0.73.14+dfsg.orig.tar.xz
head sciapp-gr-c999041/lib/gr/shade.c:116:53: style: Expression 'log(1 + x)' can be replaced by 'log1p(x)' to avoid loss of precision. [unpreciseMathCall]
head sciapp-gr-c999041/lib/gr/shade.c:118:60: style: Expression 'log(1 + x)' can be replaced by 'log1p(x)' to avoid loss of precision. [unpreciseMathCall]