> On 1 Aug 2023, at 10:24, Jean Abou Samra <j...@abou-samra.fr> wrote: > > pre,code,address { margin: 0px; } h1,h2,h3,h4,h5,h6 { margin-top: 0.2em; > margin-bottom: 0.2em; } ol,ul { margin-top: 0em; margin-bottom: 0em; } > blockquote { margin-top: 0em; margin-bottom: 0em; } > Le lundi 31 juillet 2023 à 22:29 +0200, Hans Åberg a écrit : >> >> >> Apple has patched their version of Flex so that the generated .cc file must >> be used with their header FlexLexer.h. > > I don't think this is the problem. Before I installed Flex from Homebrew, the > only Flex installation was the system one, so it must have been using the > system FlexLexer.h.
It depends on where the compiler looks. In addition, the header has changed between the Flex versions, for some time it was broken. The fact that FlexLexer.h is system installed, as opposed in the source directory, as in the case of Bison, causes problems.