David Chisnall dd84ef1e62 Add a -ftrapv-handler= option which allows a handler to invoke instead of simply aborting when a signed operation overflows. This mirrors the (GCC-incompatible) behaviour from clang 1.0 and 1.1 when -ftrapv was specified, but allows the handler to be defined for each compilation unit. ...

llvm-svn: 114192

2010-09-17 18:29:54 +00:00

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