PR c/51294 spurious warning from -Wconversion in C and C++ in conditional expressions

[Manuel López-Ibáñez]

A long standing issue with Wconversion. Fixed thusly. Bootstrapped and
regression tested on x86_64-linux-gnu. OK?

2012-10-26  Manuel López-Ibáñez  <m...@gcc.gnu.org>

        PR c/51294
c-family/
        * c-common.c (conversion_warning): Handle conditional expressions.
testsuite/
        * c-c++-common/pr51294.c: New.

fix-pr51294.diff
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