[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."

From: Gabriel Dos Reis
Subject: Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."
Date: 03 Jan 2007 00:13:40 +0100

Diego Novillo <address@hidden> writes:

| Mark Mitchell wrote on 01/01/07 14:46:
| > What a thread this has turned out to be.
| >
| Indeed.
| In general, I'm not too thrilled with the idea of disabling
| transformations for the sake of non-conforming code.  However, I would
| not mind a -fconforming flag similar to -fstrict-aliasing.
Yes, we need a flag of some sort.  

However, a C implementation with LIA-1 semantics is just as conforming
and standard as a C implementation without it.  So, we must be careful
about what we hide behind the flags and what we want it to convey.

-- Gaby

reply via email to

[Prev in Thread] Current Thread [Next in Thread]