[Bug sanitizer/66343] "Error: .Lubsan_type3 already defined" with UBSan and precompiled headers

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66343

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Oct  5 19:04:39 2016
New Revision: 240804

URL: https://gcc.gnu.org/viewcvs?rev=240804&root=gcc&view=rev
Log:
        PR sanitizer/66343
        * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
        (ubsan_instrument_float_cast): And not here.

        * c-ubsan.c (ubsan_instrument_return): Don't call
        initialize_sanitizer_builtins here.

        * gcc.dg/pch/pr66343-3.c: New test.
        * gcc.dg/pch/pr66343-3.hs: New file.

Added:
    trunk/gcc/testsuite/gcc.dg/pch/pr66343-3.c
    trunk/gcc/testsuite/gcc.dg/pch/pr66343-3.hs
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-ubsan.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/ubsan.c