Bootstrapped/regtested on x86_64-pc-linux-gnu gcc/ChangeLog:
* lto-streamer.cc (lto_get_section_name): Remove random_seed in WPA. --- gcc/lto-streamer.cc | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/gcc/lto-streamer.cc b/gcc/lto-streamer.cc index 4968fd13413..53275e32618 100644 --- a/gcc/lto-streamer.cc +++ b/gcc/lto-streamer.cc @@ -132,11 +132,17 @@ lto_get_section_name (int section_type, const char *name, doesn't confuse the reader with merged sections. For options don't add a ID, the option reader cannot deal with them - and merging should be ok here. */ + and merging should be ok here. + + WPA output is sent to LTRANS directly inside of lto-wrapper, so name + uniqueness for external tools is not needed. + Randomness would inhibit incremental LTO. */ if (section_type == LTO_section_opts) strcpy (post, ""); else if (f != NULL) sprintf (post, "." HOST_WIDE_INT_PRINT_HEX_PURE, f->id); + else if (flag_wpa) + strcpy (post, ".0"); else sprintf (post, "." HOST_WIDE_INT_PRINT_HEX_PURE, get_random_seed (false)); char *res = concat (section_name_prefix, sep, add, post, NULL); -- 2.42.1