Segfault while printing diagnosics

[Quuxplusone]

Bugzilla Link	PR14930
Status	NEW
Importance	P enhancement
Reported by	Michael Spencer (bigcheesegs@gmail.com)
Reported on	2013-01-11 20:04:04 -0800
Last modified on	2018-10-25 20:11:54 -0700
Version	trunk
Hardware	PC Linux
CC	llvm-bugs@lists.llvm.org, rafael@espindo.la, richard-llvm@metafoo.co.uk
Fixed by commit(s)
Attachments	RangeTest-NCDWRQ.cpp.gz (217976 bytes, application/x-gzip) RangeTest-VnYm1I.cpp.gz (217982 bytes, application/x-gzip)
Blocks
Blocked by
See also

Had the following crash while clang was printing diagnostics.

FAILED: /usr/local/bin/clang++   -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -
D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DGTEST_HAS_RTTI=0 -fcolor-
diagnostics -Wall -Werror -std=c++11 -stdlib=libc++ -Wcovered-switch-default -
O3 -DNDEBUG -Iunittests/ADT -I/mnt/host/llvm-project/llvm/unittests/ADT -
Iinclude -I/mnt/host/llvm-project/llvm/include -I/mnt/host/llvm-
project/llvm/utils/unittest/googletest/include    -Wall -W -Wno-unused-
parameter -Wwrite-strings -pedantic -Wno-long-long -fno-exceptions  -fno-rtti -
Wno-variadic-macros -MMD -MT
unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o -MF
"unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o.d" -o
unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o -c /mnt/host/llvm-
project/llvm/unittests/ADT/RangeTest.cpp
In file included from /mnt/host/llvm-
project/llvm/unittests/ADT/RangeTest.cpp:17:
/mnt/host/llvm-project/llvm/include/llvm/ADT/range.h:65:19: error: no template
named 'is_same'; did you mean 'std::is_same'?
struct is_range : is_same<typename detail::begin_result<R>::type,
                  ^~~~~~~
                  std::is_same
/usr/include/c++/v1/type_traits:327:56: note: 'std::is_same' declared here
template <class _Tp, class _Up> struct _LIBCPP_VISIBLE is_same           :
public false_type {};
                                                       ^
In file included from /mnt/host/llvm-
project/llvm/unittests/ADT/RangeTest.cpp:17:
/mnt/host/llvm-project/llvm/include/llvm/ADT/range.h:88:5: error: unknown class
name 'true_type'; did you mean 'std::true_type'?
  : true_type {};
    ^~~~~~~~~
    std::true_type
/usr/include/c++/v1/type_traits:175:40: note: 'std::true_type' declared here
typedef integral_constant<bool, true>  true_type;
                                       ^
In file included from /mnt/host/llvm-
project/llvm/unittests/ADT/RangeTest.cpp:17:
/mnt/host/llvm-project/llvm/include/llvm/ADT/range.h:251:16: error: no template
named 'is_pointer'; did you mean 'detail::is_pointer'?
              !is_pointer<decltype(detail::adl_begin(r))>::value)
               ^~~~~~~~~~
               detail::is_pointer
/usr/include/c++/v1/type_traits:267:45: note: 'detail::is_pointer' declared here
template <class _Tp> struct _LIBCPP_VISIBLE is_pointer
                                            ^
/mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp:39:24: error: no
namespace named 'detail' in namespace 'std'; did you mean 'llvm::detail'?
  using namespace std::detail;
                  ~~~~~^~~~~~
                  llvm::detail
/mnt/host/llvm-project/llvm/include/llvm/ADT/range.h:41:11: note: namespace
'llvm::detail' defined here
namespace detail {
          ^
Stack dump:
0.      Program arguments: /usr/local/bin/clang-3.2 -cc1 -triple x86_64-unknown-
linux-gnu -emit-obj -disable-free -disable-llvm-verifier -main-file-name
RangeTest.cpp -mrelocation-model static -fmath-errno -masm-verbose -
mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64 -momit-
leaf-frame-pointer -coverage-file /home/mspencer/llvm-
project/build/llvm+lld/release/unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o
-resource-dir /usr/local/bin/../lib/clang/3.3 -dependency-file
unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o.d -MT
unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o -D _GNU_SOURCE -D
__STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -D
GTEST_HAS_RTTI=0 -D NDEBUG -I unittests/ADT -I /mnt/host/llvm-
project/llvm/unittests/ADT -I include -I /mnt/host/llvm-project/llvm/include -I
/mnt/host/llvm-project/llvm/utils/unittest/googletest/include -fmodule-cache-
path /var/tmp/clang-module-cache -internal-isystem /usr/include/c++/v1 -
internal-isystem /usr/
local/include -internal-isystem /usr/local/bin/../lib/clang/3.3/include -
internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-
isystem /include -internal-externc-isystem /usr/include -O3 -Wall -Werror -
Wcovered-switch-default -Wall -W -Wno-unused-parameter -Wwrite-strings -Wno-
long-long -Wno-variadic-macros -pedantic -std=c++11 -fconst-strings -
fdeprecated-macro -fdebug-compilation-dir /home/mspencer/llvm-
project/build/llvm+lld/release -ferror-limit 19 -fmessage-length 0 -
mstackrealign -fno-rtti -fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-
diagnostics -o unittests/ADT/CMakeFiles/ADTTests.dir/RangeTest.cpp.o -x c++
/mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp
1.      /mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp:41:3
<Spelling=/mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp:41:78>:
current parser token 'type'
2.      /mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp:38:20: parsing
function body 'test_traits'
3.      /mnt/host/llvm-project/llvm/unittests/ADT/RangeTest.cpp:38:20: in
compound statement ('{}')
clang-3: error: unable to execute command: Segmentation fault (core dumped)
clang-3: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.3
Target: x86_64-unknown-linux-gnu
Thread model: posix
clang-3: note: diagnostic msg: PLEASE submit a bug report to
http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and
associated run script.
clang-3: note: diagnostic msg:
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-3: note: diagnostic msg: /tmp/RangeTest-NCDWRQ.cpp
clang-3: note: diagnostic msg: /tmp/RangeTest-NCDWRQ.sh
clang-3: note: diagnostic msg:

********************

[Quuxplusone]

Attached RangeTest-NCDWRQ.cpp.gz (217976 bytes, application/x-gzip): Preprocessed source

[Quuxplusone]

Attached RangeTest-VnYm1I.cpp.gz (217982 bytes, application/x-gzip): Reduced to a single instantiation.