[GNATS 25604] cp_gen mode: Spurious incomplete type is not allowed

[jhsedg]

Customer bug ID

all tests with ../boost/intrusive/hashtable.hpp". 25602.C is the preprocessed test case

Description

​This Boost test gives a diagnostic with my cp_gen front end. with my c-gen backend it compiles cleanly. No int files were used to generate this error.
​
​len@lin1 status]$ (boost)(boost-cpgen)CPFE=$CPFEA sh /tmp/doit.sh
​"../boost/intrusive/hashtable.hpp", line 212: error #70: incomplete type is not allowed
​ const std::size_t sizes_under_32bit = sizeof(inv_sizes32)/sizeof(inv_sizes32[0]);
​ ^
​
​Error limit reached.
​1 error detected in the compilation of "/tmp/outputa.C".
​Compilation terminated.