[cfe-dev] OpenCL vec_step feature implementation - Updated patch

[Anton Lokhmotov]

> Normally we test integral constant expressions in the Clang test
> suite using the
> 
> int array[foo ? 1 : -1];
> 
> idiom.  See for example the test/Sema/expr-comma.c test case.

Please note that test/Sema/expr-comma-c89.c contains a test for C99, whilst
test/Sema/expr-comma.c  contains a test for C89.

Cheers,
Anton.