Assignee: unassigned at gcc dot gnu.org
Reporter: luser.droog at gmail dot com
Target Milestone: ---
Created attachment 36778
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36778&action=edit
gcc -E -o main.cpp src/lib/xpost_main.c
$ gcc -v
Using built-i
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #1 from M Joshua Ryan ---
This is on a fresh install of cygwin64 on a new Windows 10 laptop.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
M Joshua Ryan changed:
What|Removed |Added
Attachment #36778|0 |1
is obsolete|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #4 from M Joshua Ryan ---
Created attachment 36789
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36789&action=edit
.i file left by `make CFLAGS='-g -O2 -save-temps'`
I think this is the correct file now. I see "0" "0" and "1"
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
M Joshua Ryan changed:
What|Removed |Added
Attachment #36786|0 |1
is obsolete|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #6 from M Joshua Ryan ---
Just to clarify, the file with symbols is marked obsolete; the latest file is
believed good. No external symbols. It produces the compiler error when run
with no options `gcc xpost_main.i`.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #8 from M Joshua Ryan ---
Yes, I think it must be something unique to cygwin over windows 10. This code
compiles fine with gcc on cygwin/win8, mingw, linux, suncc on solaris, and even
MSVC. I suppose it could even be something in the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #9 from M Joshua Ryan ---
Investigated the offending source line a little deeper. It now looks to me like
it has to do with mixed floating/integer arithmetic, especially with bizarre
types like `time_t`. Changing the source to use all
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #11 from M Joshua Ryan ---
Created attachment 36831
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36831&action=edit
additional source triggering same error
Having successfully compiled the other file, I have received the same
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #12 from M Joshua Ryan ---
(In reply to Andrew Pinski from comment #10)
> This sounds related to GMP/MPFR, can you recompile those?
Downloading the src packages now. Will update.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #13 from M Joshua Ryan ---
I get the same error compiling GMP.
Following instructions from http://stackoverflow.com/a/9450422/733077
josh@LAPTOP-ILO10OOF /tmp
$ cd gmp-4.3.2
josh@LAPTOP-ILO10OOF /tmp/gmp-4.3.2
$ mkdir ../gcc
josh@
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
--- Comment #14 from M Joshua Ryan ---
Created attachment 36850
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36850&action=edit
gmp component triggering the same error
I've been able to modify some of the gmp sources to avoid this bug, by
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