[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: How to debug dg-final test: FAIL (gcc.dg/pr30957-1.c: scan-rtl-dump)
From: |
Andreas Schwab |
Subject: |
Re: How to debug dg-final test: FAIL (gcc.dg/pr30957-1.c: scan-rtl-dump)? |
Date: |
Mon, 15 Jun 2015 10:18:59 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) |
Mikyung Kang <address@hidden> writes:
> (1) When I run the gcc.dg/pr30957-1.c (same to gcc.dg/var-expand1.c), I got
> the FAIL at the dg-final-proc step (the text "Expanding Accumulator" can
> not be found in the "loop2_unroll" dump file?). Could you please let me
> know how I can debug/solve this FAIL problem at the dg-final? Is there any
> reference/information about dg-final-proc?
>
> .....
> /* { dg-final { scan-rtl-dump "Expanding Accumulator" "loop2_unroll" } } */
Run the command (as recorded in the gcc.log file) manually, then examine
the generated dump file.
Andreas.
--
Andreas Schwab, SUSE Labs, address@hidden
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."