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Re: Live range splitting in new allocator
- To: Marc dot Espie at liafa dot jussieu dot fr, jbuck at racerx dot synopsys dot com
- Subject: Re: Live range splitting in new allocator
- From: dewar at gnat dot com
- Date: Tue, 30 Jan 2001 18:58:11 -0500 (EST)
- Cc: aoliva at redhat dot com, dewar at gnat dot com, espie at quatramaran dot ens dot fr,gcc at gcc dot gnu dot org
<<Well, it would be better than what currently exists... as far as I knowm
uninitialized locals tend to have value zero with -O0, which curiously enough,
tends to hide many more bugs than any possible other choice...
>>
Not so curious, since 0 is often a meaningful value. That corresponds
to our epxerience as well.