http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55242
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-11-09 20:23:47 UTC ---
It's a feature, not a bug (see PR41748, PR45696, and PR48383). Perhaps it
should be mentioned in the preprocessor documentation.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48983
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-11-15 19:26:38 UTC ---
And this is not particularly useful: lto1: fatal error: short write.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55390
Bug #: 55390
Summary: [4.8 Regression] Error when building with -mfpmath=sse
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55525
Bug #: 55525
Summary: ICE: tree check: expected array_type, have
pointer_type in array_ref_low_bound, at expr.c:6768
Classification: Unclassified
Product: gcc
Version:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55525
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Attachment #28826|application/octet-stream
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55525
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-11-29 03:07:21 UTC ---
4.8.0:
In file included from :0:0:
1.c:3:6: warning: type of 's' does not match original declaration [enabled by
default]
char s[8
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55750
Bug #: 55750
Summary: [4.8 Regression] :-( in expand_expr_addr_expr_1, at
expr.c:7646
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55750
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-12-20 05:55:22 UTC ---
Tried i686-pc-linux-gnu, i686-w64-mingw32.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49826
--- Comment #9 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-15 23:47:58 UTC ---
Hmm, can't reproduce what your issue is here actual.
The issue is that --enable-stdcall-fixup only works with plain object files and
does
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56059
Bug #: 56059
Summary: SIGSEGV on invalid C++11 code
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: minor
Priority:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56060
Bug #: 56060
Summary: ICE on invalid code in type_dependent_expression_p, at
cp/pt.c:19742
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56061
Bug #: 56061
Summary: [4.8 Regression] ICE in lto1 (in inline_call, at
ipa-inline-transform.c:267)
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56059
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-21 06:31:18 UTC ---
Created attachment 29232
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29232
Testcase
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56060
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-21 06:31:59 UTC ---
Created attachment 29233
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29233
Testcase
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56059
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Keywords
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56062
Bug #: 56062
Summary: Enhance -fuse-ld= option
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: enhancement
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56062
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-24 14:58:58 UTC ---
Yes, it is not a very important thing, but it should not be harder to maintain
then -fuse-ld=bfd, -fuse-ld=gold options. It is not like I
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56147
Bug #: 56147
Summary: [4.8 Regression] ICE on invalid code in
lto_symtab_merge_decls_1
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56147
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Keywords
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56061
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-30 10:54:22 UTC ---
(In reply to comment #1)
I don't think we necessarily want to support this fully...
Are such bug reports useful, or it's just a nuisance
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56061
--- Comment #7 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-01-30 13:39:37 UTC ---
The other way around, compiling and installing with
-O2 but then at link time use -O0 -g to get a debug
build is more questionable
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56167
Bug #: 56167
Summary: ICE with invalid __attribute__ arguments
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: minor
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56168
Bug #: 56168
Summary: [4.8 Regression] GCC seems to disregard -fno-builtin
when compiling with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56167
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-01 16:21:58 UTC ---
No idea why you consider the rest as bugs.
The diagnostic messages are somewhat confusing. I believe that `weakref', by
analogy with `alias
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
Host: i686-pc-linux-gnu
Target: i686-pc-linux-gnu
Build: i686-pc-linux-gnu
GCC 4.9.0
: UNCONFIRMED
Severity: normal
Priority: P3
Component: ipa
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
GCC 4.9.0 20131103 (experimental) /rev. 204338/
$ gcc -S -O2 bug.c
bug.c:29:1: internal compiler error
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59008
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Created attachment 31168
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31168action=edit
Testcases
GCC 20130728 /rev. 201294/ - works.
GCC 20130908 /rev. 202372/ - fails
Severity: minor
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
When GCC is configured with --enable-version-specific-runtime-libs, header
files for libstdc++, libgomp, libquadmath, etc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59094
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
CC||bviyer
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
$ gcc -S -Wall -O3 1.c
1.c: In function 'foo':
1.c:12:23: warning: array subscript is above array bounds [-Warray-bounds]
bar[j - 1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59094
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
(In reply to Balaji V. Iyer from comment #2)
Can you please confirm if the following patch works for you?
Yes, the patch works.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59124
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Another testcase:
= 8 =
extern char *bar[17];
int foo(int argc, char **argv)
{
int i;
int n = 0;
for (i = 0; i argc; i++)
n++;
for (i
: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
Host: i686-pc-linux-gnu
Target: i686-pc-linux-gnu
Build: i686-pc-linux-gnu
Created attachment 31240
-- http://gcc.gnu.org/bugzilla
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59179
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|WAITING |RESOLVED
: normal
Priority: P3
Component: debug
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
Created attachment 31316
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31316action=edit
Testcase (compile with -g -O2 -flto)
GCC 4.9.0
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
=== 8 ===
void free(void *p)
{
}
void *foo(void)
{
return 0;
}
int main(void)
{
void *p = foo();
free(p);
return 0;
}
=== 8 ===
$ gcc -O 1.c
1.c: In function 'main':
1.c:15:1
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
$ echo '__attribute__((optimize(no-lto))) void foo(void) { }' 1.c
$ gcc -S -flto 1.c
1.c:1:1: internal compiler error: Segmentation fault
__attribute__
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59332
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
In view of LTO shortcomings / bugs, I think that switching LTO *off* on a
per-function basis can be useful.
Perhaps it should be marked as 'enhancement'...
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59332
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Can you expand on those shortcomings/bugs?
There are LTO-related issues in GCC and LD, such as PR43038, PR56536 and
others. Not all problems will be fixed soon, and more
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59332
--- Comment #6 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
It was discovered by accident. However, if it does work, why no-lto (which is
so much more useful) should not work?
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
When GCC is configured with --enable-version-specific-runtime-libs, spec
files for libgomp, libitm, etc. are installed in the compiler-specific
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59368
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
CC||jakub
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59368
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Yes, the patch works. Thanks.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59368
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
Created attachment 31416
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31416action=edit
Testcase (compile
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59468
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
works with 4.8.
Perhaps it should be counted as a 4.8 regression - 4.7 warns about the
non-matching vtables.
Version: 4.9.0
Status: UNCONFIRMED
Severity: enhancement
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
$ cat hello.cc
#include iostream
int main()
{
std::cout Hello, world
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
Target: i686-w64-mingw32
Created attachment 31442
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31442action=edit
Priority: P3
Component: other
Assignee: unassigned at gcc dot gnu.org
Reporter: d.g.gorbachev at gmail dot com
These names are not currently demangled: `_GLOBAL__sub_I__Z3foov',
`_GLOBAL__sub_I_bar', `_ZL1n.lto_priv.7', `_ZZ3foovE12__FUNCTION__.lto_priv.8
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25015
--- Comment #5 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Now, `_Z3foov._omp_fn.0' is demangled as `foo() [clone ._omp_fn.0]'. GCC could
use that instead of just 'built-in'.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59468
--- Comment #5 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
I also saw something similar with normal, non-invalid code. This TC is from
Delta-reduced code.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59468
--- Comment #6 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Created attachment 31453
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=31453action=edit
TC: ICE in function_and_variable_visibility, at ipa.c:997
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59468
--- Comment #7 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Are such strange testcases useful for you? Should I file another bug report for
this new TC?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56653
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
Patch posted: http://gcc.gnu.org/ml/gcc-patches/2013-12/msg01926.html.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54499
Bug #: 54499
Summary: GCC produces wrong debugging information, failure
while assembling generated .s file
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54499
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-09-06 00:03:39 UTC ---
Created attachment 28139
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28139
Code generated by GCC
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54789
Bug #: 54789
Summary: [4.8 Regression] Error in GCC driver when defining
GCC_COMPARE_DEBUG
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54790
Bug #: 54790
Summary: [4.8 Regression] Missing optimization with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54789
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-04 09:46:45 UTC ---
Created attachment 28355
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28355
Patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54789
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
CC
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54789
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Keywords
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54824
Bug #: 54824
Summary: [4.8 Regression] ICE in verify_loop_structure with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54824
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-05 11:47:19 UTC ---
Created attachment 28362
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28362
Testcase
GCC 20120923 (r191654) - fails, 20120916 (r191367
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54790
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-06 07:57:12 UTC ---
Created attachment 28369
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28369
Testcase #2
Another (perhaps related) issue.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54790
--- Comment #5 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-06 08:02:20 UTC ---
Created attachment 28370
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28370
Testcase #3
Undefined reference bug.
With gold
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54877
Bug #: 54877
Summary: [4.7/4.8 Regression] ICE: tree check: expected
ssa_name, have real_cst in copy_ssa_name_fn, at
tree-ssanames.c:335
Classification: Unclassified
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54877
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Keywords
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54824
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-10 06:13:05 UTC ---
Created attachment 28409
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28409
Testcase #2
Another testcase. Compile with `-O2 -funswitch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54728
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-11 07:06:58 UTC ---
Created attachment 28417
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28417
Testcase
Compile with `g++ -g -O1 -flto -flto-partition
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54728
--- Comment #5 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-11 07:07:51 UTC ---
Created attachment 28418
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28418
Backtrace with -O0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54728
--- Comment #6 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-11 07:08:29 UTC ---
Created attachment 28419
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28419
Backtrace with -O1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54981
Bug #: 54981
Summary: [4.8 Regression] Different code generated with /
without `-g'
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54957
--- Comment #15 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-23 21:16:37 UTC ---
Mingw32 target, GCC 4.8.0 20121021 (experimental).
$ cat bug.cc
struct S {
~S();
};
int main()
{
S s1, s2, s3, s4, s5, s6, s7
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55094
Bug #: 55094
Summary: [4.7/4.8 Regression] ICE in maybe_record_trace_start,
at dwarf2cfi.c:2224
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55102
Bug #: 55102
Summary: The options -flto and -On do not behave as described
in GCC docs
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48427
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38226
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55130
Bug #: 55130
Summary: [4.8 Regression] ICE in insn_rhs_dead_pseudo_p, at
lra-constraints.c:3224
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55126
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2012-10-30 01:14:47 UTC ---
A dup of PR54957 / PR55014.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55130
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|NEW
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47900
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Status|NEW
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56232
Bug #: 56232
Summary: Missed optimization with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: minor
Priority:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47936
Dmitry Gorbachev d.g.gorbachev at gmail dot com changed:
What|Removed |Added
Known to work|4.7.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56233
Bug #: 56233
Summary: Bugzilla: files (*.c, *.diff, etc.) wrongly recognized
as application/octet-stream
Classification: Unclassified
Product: gcc
Version: unknown
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56233
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-07 02:49:14 UTC ---
Created attachment 29379
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29379
Create New Attachment form
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56233
--- Comment #3 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-07 03:34:21 UTC ---
There is not much bugzilla can do.
It could either ignore mime type as sent by the browser, or show the Content
Type section.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56233
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-07 03:37:53 UTC ---
Created attachment 29381
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29381
Enter Bug form (w/o javascript)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56295
Bug #: 56295
Summary: [4.8 Regression] Missed optimization with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: minor
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56295
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-12 11:02:05 UTC ---
Created attachment 29423
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29423
Three other testcases
These are unrelated testcases which
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56297
Bug #: 56297
Summary: LTO: multiple definition error with global register
variables
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56295
--- Comment #5 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-02-12 16:26:39 UTC ---
Created attachment 29425
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29425
Modified testcase
This slightly modified testcase still
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56515
Bug #: 56515
Summary: location references block not in block tree,
verify_gimple failed (LTO + profile)
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56515
--- Comment #1 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-03-04 05:20:49 UTC ---
Created attachment 29575
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29575
Bt from 4.7.3
GCC 4.8.0 20130127 (r195497) fails, too
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56515
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-03-04 05:22:09 UTC ---
Created attachment 29576
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29576
Testcase
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55644
--- Comment #13 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-03-04 05:50:44 UTC ---
(In reply to comment #6)
I start to believe we should arrange for --disable-werror for any non-standard
build config ... testing matrix
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56536
Bug #: 56536
Summary: GCC with LTO and `-march=pentium3' tries to generate
SSE2 code
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56548
Bug #: 56548
Summary: [4.8 Regression] ICE in emit_move_insn, at expr.c:3486
with -march=pentium{pro,2,3} -O3
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56578
Bug #: 56578
Summary: Testcase behaves differently when compiled with LTO
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56578
--- Comment #2 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-03-12 00:46:13 UTC ---
GCC 4.8.0, 4.7.3, 4.6.4; build = host = target = i686-pc-linux-gnu; configured
with --enable-languages=c,c++ --enable-version-specific-runtime
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56578
--- Comment #4 from Dmitry Gorbachev d.g.gorbachev at gmail dot com
2013-03-12 13:30:30 UTC ---
We could say the bug is in the testcase. Failing is:
[...]
that's because you are providing an implementation of
malloc in libxxx.a a.o
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