[cfe-commits] r125640 - in /cfe/trunk: include/clang/Basic/DiagnosticSemaKinds.td include/clang/Sema/Sema.h lib/Sema/SemaChecking.cpp lib/Sema/SemaExpr.cpp test/Analysis/out-of-bounds.c test/Sema/array-bounds.c

[Chris Lattner]

On Feb 17, 2011, at 9:29 AM, Chandler Carruth wrote:

> On Thu, Feb 17, 2011 at 9:25 AM, Chris Lattner <clattner at apple.com> wrote:
> so it's the same as the other case.  I thought we already had some infrastructure for disabling warnings in unreachable code?
> 
> Only in as much as the CFG we build for a few warnings will prune provably dead code. We're not using that here, this is a type-based warning. And I have to agree with Ted that these are all time-bombs in the code, waiting for a future maintainer to create a runtime error.

I'm fine with that in this case, the problem is that we have other warnings that get emitted in dead branches of ?: expressions etc, which occur due to macro expansion.

-Chris
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