* cppexp.c (lex): Move some code to _cpp_parse_expr, but
keep most cases as function eval_token.
(eval_token): New function.
(_cpp_parse_expr): Read token here for improved diagnostics.
Don't use op_as_text. Detect bad ':' here.
(reduce): Don't detect bad ':' here.
(op_as_text): Remove.
* cpphash.h (_cpp_test_assertion): Change prototype.
* cpplib.c (_cpp_test_assertion): Change prototype.
testsuite:
* gcc.dg/cpp/if-cexp.c: Add a test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52866
138bc75d-0d04-0410-961f-
82ee72b054a4