Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, The code test.c
#include
#include
void foo(int* a ) {
a[-1]=1;
}
int main (int argc, char* argv[]) {
int size= 10
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, this code test.c
#include
#include
#include
int main (int argc, char* argv[]) {
int size = 1000;
printf("%d \n", size);
int array[size];
memset(ar
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94055
--- Comment #3 from Haoxin Tu ---
I see. Thank you for your responding.
Have a good day!
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, I am developing a random c generation tool to find c compiler bugs.
I found an interesting code that compiles successfully but get a "Segmentation
fault" r
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, I am developing a random c generation tool to find c compiler bugs.
I found an interesting code that compiles successfully but get a "
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, the test.c (reduced by C-Reduce)
#include
int a = 0,b = 0;
int main(){
int c = (int)(long)(b * 0 >= a & b * 0 >= a);
return 0;
}
$gcc-6 test.c
then got the
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, I use clang with AddressSanitizer and detected memory leaks while building
GCC.
The SUMMARY
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91867
Haoxin Tu changed:
What|Removed |Added
CC||haoxintu at gmail dot com
--- Comment #4
-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Input:
//small.cc
struct A{
void a(){
struct B {
void b () noexcept
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95354
--- Comment #5 from Haoxin Tu ---
(In reply to Jonathan Wakely from comment #4)
> (In reply to Haoxin Tu from comment #3)
> > I see. Are there any cases that can trigger the UB of nonnull-attribute? I
> > doubt the usage of
ty: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code test1.cc
#include
#include
wchar_t g_wchar = 0;
int g_int = -1975564288;
int l_int = -1227761344;
int main () {
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95326
--- Comment #3 from Haoxin Tu ---
Would GCC shorten the multiple to be other types early as well? I also find
some cases in "short" type with the same symptom. I am still testing now and
don't know there are any cases in rest of types(such as
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This case example.cpp
#include
volatile wchar_t g_volatile_wchar = 2082494266;
volatile unsigned short g_volatile_ushort = 31503U;
int main () {
unsigned long
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95326
Haoxin Tu changed:
What|Removed |Added
Version|11.0|10.0
--- Comment #1 from Haoxin Tu ---
I
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code test1.cc
#include
int main () {
int a = 1;
for (int i = 0; i < 10; ++i) {
a /= i; // Error: division by z
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95385
--- Comment #3 from Haoxin Tu ---
(In reply to Richard Biener from comment #2)
> We likely eliminate the dead 0/0 and 0/b instructions but fail for the one in
> the loop at -O0. As soon as the actual instruction is carried out the
> program
Component: sanitizer
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org,
jakub at gcc dot gnu.org, kcc at gcc dot gnu.org, marxin at
gcc dot gnu.org
Target Milestone
++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This case test.cc
#include
int main () {
int a[10] = {0};
a[11] = 0;
std::cout << "ok" << std::endl;
return 0;
}
produce nothing in gcc-t
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95385
--- Comment #4 from Haoxin Tu ---
(In reply to Haoxin Tu from comment #3)
Hi, so sorry to bother you.
Is still there any problem here? Please take a look at test3.cc and test4.cc.
Thank you so much.
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
$cat null_ref.cc
int main(){
int = *(int *)nullptr; // null reference
return 0;
}
GCC can not catch any warning when I use -Wnull-dereference option.
I also
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95475
--- Comment #2 from Haoxin Tu ---
(In reply to Andrew Pinski from comment #1)
> The question is where should it be, at the open of the () or the start of
> the identifier __builtin_unreachable ? In C++, it is the open. In C, it is
> the start.
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
$cat test.cc
int main(){
int var = 2;
switch (var) {
case 1:
default
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95334
--- Comment #2 from Haoxin Tu ---
I also find these cases
test1.cc
#include
bool g_bool = 0;
long g_long = -4075183478711827874L;
const long l_long = 7122990940771016367L;
int main () {
g_bool = g_long * l_long;
std::cout << g_bool <<
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This case test.cc
#include
#include
void has_nonnull_argument(__attribute__((nonnull)) int *p) {
;
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95354
--- Comment #3 from Haoxin Tu ---
I see. Are there any cases that can trigger the UB of nonnull-attribute? I
doubt the usage of “-fsanitize=nonnull-attribute” in GCC...
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC-trunk ICE, while GCC-10 and downwards
versions behave well in error-recovery.
Input:
//small.cc
template <()> void A(auto){}
Command:
g++ small.cc
Output:
small.cc:1:11: error: ex
Keywords: error-recovery, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC
, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC-trunk ICE, while GCC-10
Keywords: error-recovery, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC-trunk ICE
: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC-trunk ICE and makes released GCC
versions "confused by early errors".
Input:
//small.cc
enum struct a : struct {};
template enum class a : class c{};
enum struct a {b};
Command:
g+
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
Following code might be a invalid code? GCC accepts it while Clang or ICC
rejects it.
Code:
[[gnu::const ... ]] int foo
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code might be a invalid code, but GCC accepts it well. Other mainstream
compilers reject this code.
Code:
namespace {
template
-recovery, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, reduced by C-Vise, makes GCC-trunk ICE and released
ty: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
Following code is invalid I think, the "alignas" shouldn't be in function
parameter. I guess GC
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, similar with bug 96464 code, makes GCC-7.1 onwards versions ICE or
"confused by earlier e
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96462
--- Comment #2 from Haoxin Tu ---
(In reply to Marek Polacek from comment #1)
> Confirmed.
Hi, Marek. Thanks for your quick response!
Best,
Haoxin
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code is invalid code I guess, but GCC-6.0 onwards versions accept it.
$cat small.cc
template class b {};
void foo(){
auto var
-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code makes GCC-9.1 onwards versions ICE without any error messages. I
Version: 11.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all
NCONFIRMED
Keywords: rejects-valid
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
The code test.cc
int main(){
try {}
catch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96097
Haoxin Tu changed:
What|Removed |Added
CC||haoxintu at gmail dot com
--- Comment #3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95972
--- Comment #2 from Haoxin Tu ---
Update a new case.
Input:
int a() { [] ( auto class {int b()}}
Output:
: In function 'int a()':
:1:27: error: types may not be defined in parameter types
1 | int a() { [] ( auto class {int b()}}
|
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This simple code makes GCC-trunk hang on. The memory seems ok, only with
endless compiling.
$cat bug.cc
void a () { .operator b }
$g
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96137
--- Comment #1 from Haoxin Tu ---
Also, I want to know are those cases (invalid code but makes GCC hang on) worth
reporting? If those cases can help improve the GCC FE or its performance, I
will continue to file more reports. Otherwise, I will
ts-invalid
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi,all.
This code, might be an invalid code, but GCC accepts it.
$cat test.cc
using alias1 = e
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, combines a typedef specifier and a normal type specifier, might be
an invalid code.
$cat test.cc
typedef long
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code might be an invalid code, but GCC accepts this well.
$cat test.cc
int main(){
try {}
catch (int
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96120
--- Comment #3 from Haoxin Tu ---
(In reply to Jonathan Wakely from comment #1)
> (In reply to Haoxin Tu from comment #0)
> > GCC might emit the ambiguity diagnostic message on it.
>
> What does that mean?
Apologize for my expression. I mean
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96110
--- Comment #5 from Haoxin Tu ---
(In reply to Jonathan Wakely from comment #2)
> This isn't specific to catch handlers, other compilers accept that nonsense
> function declaration in various contexts, and GCC rejects them all:
Thanks for your
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95972
--- Comment #4 from Haoxin Tu ---
(In reply to Marek Polacek from comment #3)
> You can still use creduce (I do), but it's good to try adding missing
> parens/braces and similar to make the code more sensible.
Yes, you are right. Thanks for
NCONFIRMED
Keywords: diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, GCC might emit the ambiguity diagnost
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96137
--- Comment #3 from Haoxin Tu ---
(In reply to Marek Polacek from comment #2)
> I would treat them just like ICEs. They are useful if the testcase isn't
> complete garbage. This one is sort of useful because it shows that my
> change above
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96077
--- Comment #2 from Haoxin Tu ---
(In reply to Jonathan Wakely from comment #1)
> It's not ideal to provide a testcase that doesn't compile for an
> accepts-invalid bug. A testcase that actually compiles is a better
> demonstration that the
ty: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, GCC rejects it in versions from 9.1 to trunk, but accepts
it from 8.3 to 4.8 versions.
$c
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, uses a typedef name of a union as a return type of a
function, the GCC compiled output might be weird
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi,all.
This code, test.cc, is an invalid code I guess, but GCC accepts it.
$cat test.cc
constexpr int
foo
ts-invalid
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi,all.
This code, test.cc, is an invalid code but GCC accepts it.
$cat test.cc
void
foo
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96182
--- Comment #2 from Haoxin Tu ---
(In reply to Jakub Jelinek from comment #1)
> The difference is that in C++11 the standard requires that the body of a
> constexpr function is return expression, that is not the case of C++14
> anymore.
> And,
sion: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, GCC-trunk and other versions (etc., GCC
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96162
--- Comment #1 from Haoxin Tu ---
Add a more case.
$cat p.cc
#include
int a() {
for (static int & b) {}
}
$g++ p.cc
test.cc: In function ‘int a()’:
test.cc:3:24: error: expected ‘;’ before ‘)’ token
3 | for (static int & b) {}
Keywords: diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
Alias template is allowed since c++11 while using-directive
s: accepts-invalid
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, is an invalid code, GCC compiles it well, while other
diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test1.cc and test2.cc ( they are in the same meaning I guess), are
in
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This small code, bug.cc, the -Wreturn-type warning disappears when add -O1 or
higher optimization option
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95945
--- Comment #1 from Haoxin Tu ---
Add a more meaningful case
$cat p.cc
int a ( auto struct x { int b ();}) {}
$g++ -w p.cc
p.cc:1:23: error: types may not be defined in parameter types
1 | int a ( auto struct x { int b ();}) {}
|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95927
--- Comment #1 from Haoxin Tu ---
Add a more meaningful case.
$cat p.cc
template struct a {};
class A {
struct a < struct x { void b ( ){}} >;
};
$g++ p.cc
p.cc:3:25: error: types may not be defined in template arguments
3 |
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95956
W E Brown changed:
What|Removed |Added
CC||webrown.cpp at gmail dot com
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95972
--- Comment #1 from Haoxin Tu ---
Hi, there.
I guess I shouldn't use C-Reduce to reduce my ICE on invalid code cases. After
using C-Reduce, the cases are more like a "garbage" code.
Here is a more readable code to reproduce the ICE.
$cat p.cc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95955
W E Brown changed:
What|Removed |Added
CC||webrown.cpp at gmail dot com
--- Comment #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95931
--- Comment #1 from Haoxin Tu ---
Add a more meaningful case.
$cat p.cc
void a() {
auto var = [] (auto, volatile b) {};
}
$g++ p.cc
p.cc: In function ‘void a()’:
p.cc:2:35: error: ‘b’ does not name a type
2 | auto var = [] (auto,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95932
--- Comment #1 from Haoxin Tu ---
Add a more meaningful case.
$cat p.cc
template class a {};
template >
struct a < class b{}, struct b {}>;
$g++ p.cc
p.cc:2:28: error: expected ‘class’ or ‘typename’ before ‘>’ token
2 | template >
: diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This simple code, bug.cc, GCC-trunk can not emit the right diagnostic
information.
$cat bug.cc
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
As the summary, extra ";" should be allowed in GCC after -std=c++11 and
shou
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This invalid code, bug.cc, makes GCC-trunk ICE.
$cat bug.cc
struct a {template class A;};
a : b ( auto ) ( class { });
$g++ -c -w
: error-recovery, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, is an invalid code, makes GCC-trunk ICE
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, test.cc, has a grammar issue in "missing ')'", but GCC accepts it
well.
$cat test.cc
enum { a = ( 1 ) ? ( 2 )
diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
Hi, all.
This code, "decltype(auto)" in return type is a c++14 extension and I gues
diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: redi at gcc dot gnu.org
Target Milestone: ---
This code test.cc, I think it's not a garbage inp
: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code test.cc, makes GCC get confused while parsing.
$cat test.cc
template ’ before ‘;’ token
test.cc:1:22: error: expected unqualified-id before ‘;’ token
$g++-10 -w
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95724
--- Comment #2 from Haoxin Tu ---
(In reply to Martin Liška from comment #1)
> For the next time, can you please add 'ice-on-invalid-code' keyword?
I got it. So sorry for my mistake!
mponent: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code test.cc, GCC-trunk get a bogus error message and then get confused
with following code parsing.
$cat test.cc
template <(union : decltype(a = 0)>)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95725
--- Comment #2 from Haoxin Tu ---
(In reply to Martin Liška from comment #1)
> For the next time, can you please add 'ice-on-invalid-code' keyword?
Ok, so sorry it's my fault. But this is a diagnostic issue I think? I will add
"diagnostic"
++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code test.cc, GCC might get confused in parsing.
$cat test.cc
template friend foo ( decltype (b=c
$g++-trunk -w test.cc
test.cc:1:12: error: ‘a’ has not been declared
1
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org, redi at gcc dot gnu.org
Target Milestone: ---
The test.cc includes a very simple valid decltype specifier
ty: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org
Target Milestone: ---
This code, bug.cc, GCC might emit the wrong line number of the "-Wconversion&
ty: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org
Target Milestone: ---
This code, bug.cc, GCC emits two duplicated warning messages about it.
$cat bug.cc
diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org
Target Milestone: ---
This code, bug.cc, GCC emits two duplicat
Keywords: diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org
Target Milestone: ---
This code, bug.cc, GCC emits two
diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
CC: mpolacek at gcc dot gnu.org
Target Milestone: ---
$cat bug.cc
class A:
public
A,
A,
A
{} g_class;
$g++
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95892
--- Comment #3 from Haoxin Tu ---
(In reply to Jonathan Wakely from comment #1)
> This is a well-known issue where diagnostics in function parameter-lists all
> have the location of the closing brace.
Thank you, Jonathan.
I guess bug 95831
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95809
--- Comment #3 from Haoxin Tu ---
(In reply to Nathan Sidwell from comment #2)
> yup, dr2061 made that ill-formed.
>
> p1701 (wg21.link/p1701) documents the behaviour and it appears EWG is
> exploring another avenue to resolve the underlying
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE.
$cat bug.cc
template > struct a < class b{}, struct b {
$g++
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC ICE.
$cat bug.cc
class a;
template https://gcc.gnu.org/bugs/> for instructions.
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC ICE.
$cat bug.cc
class {
struct a < struct { b ( {
$g++ bug.cc
bug.cc:2:8: er
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE with Segmentation
fault signal terminated
++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE.
$cat bug.cc
void a { [] (auto, volatile b
$g++ bug.cc
bug.cc:1:6: error: variable or field ‘a’ declared void
1
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE with Segmentation
fault.
$cat bug.cc
enum struct a;
template enum struct a {
$g++ bug.cc
bug.cc
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE.
$cat bug.cc
short a;
thread_local b ( auto
: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE.
$cat bug.cc
a ( auto struct : decltype ( auto ) { {
$g++ bug.cc
: haoxintu at gmail dot com
Target Milestone: ---
This code, bug.cc, reduced by C-Reduce, makes GCC-trunk ICE.
$cat bug.cc
enum class a : struct {}
template < < > > enum class a : union b {}
enum class a { c
$g++ bug.cc
bug.cc:1:25: error: expected ‘;’ after struct definition
1
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