[Bug target/89592] FAIL: tmpdir-g++.dg-struct-layout-1/t025 cp_compat_x_alt.o-cp_compat_y_tst.o execute against GCC4.8

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89592

--- Comment #4 from bin cheng <amker at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #1)
> Started with r233126.  Before that change, check2227 has not been NRV
> optimized, but now it is.  That doesn't explain an ABI difference though.

Hmm?? I am getting below error when building gcc-6-branch at commit
6b94e1332a8322aff91b7ed88395b79080f5e30d

cfns.gperf: In function ‘const char* libc_name_p(const char*, unsigned int)’:
cfns.gperf:101:1: error: ‘const char* libc_name_p(const char*, unsigned int)’
redeclared inline with ‘gnu_inline’ attribute
cfns.gperf:26:14: note: ‘const char* libc_name_p(const char*, unsigned int)’
previously declared here
cfns.gperf: At global scope:
cfns.gperf:26:14: warning: inline function ‘const char* libc_name_p(const
char*, unsigned int)’ used but never defined