Akim Demaille wrote:
You did that for the compilers that do not support the pragma.  ISTR that I was 
in favor of always initializing yylval, but you commented that that would 
prevent the compiler from reporting the user that she forgot to set yylval :)

Unfortunately it seems that it does not work: if we take the input.y file from 
my previous message and_remove_  the definition of yylval in yoles then… GCC no 
longer warns!

That's very strange. Can you send me the C file that GCC is not complaining about, but should complain? Along with the gcc options you're using?

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