__cxa_demangle is normally implemented in the C++ runtime library,
instrumenting which for MSan is a hassle. Add a knob for disbling it.
Signed-off-by: Ilya Leoshkevich
---
configure.ac | 8 +++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
index 7
Add support for clang Memory Sanitizer [1], which detects the usage of
uninitialized values. While elfutils itself is already checked with
valgrind, checking code that depends on elfutils requires elfutils to
be built with MSan.
MSan is not linked into shared libraries, and is linked into
executab
On the low level, they are the same as pointers.
Signed-off-by: Ilya Leoshkevich
---
backends/x86_64_retval.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/backends/x86_64_retval.c b/backends/x86_64_retval.c
index f9114cb1..e668eacc 100644
--- a/backends/x86_64_retval.c
+++ b/backends/x8
By default, clang produces .llvm_addrsig sections [1]. The GNU
toolchain does not know how to handle them yet [2], so just ask clang
not to generate them for the time being.
[1]
https://llvm.org/docs/Extensions.html#sht-llvm-addrsig-section-address-significance-table
[2] https://gcc.gnu.org/bugzi
Hi,
I've made the updates suggested so far and rebased on top of the latest
master. Please take a look.
v1: https://sourceware.org/pipermail/elfutils-devel/2023q1/005831.html
v1 -> v2:
* Drop the unnecessary and the integrated patches.
* Add a comment to the xdefault_pattern patch.
* Add extern t
clang complains:
asm_newscn.c:48:22: error: field 'pattern' with variable sized type 'struct
FillPattern' not at the end of a struct or class is a GNU extension
[-Werror,-Wgnu-variable-sized-type-not-at-end]
struct FillPattern pattern;
^
Fix by using a union i
clang complains:
readelf.c:12205:72: error: parameter 'desc' set but not used
[-Werror,-Wunused-but-set-parameter]
handle_bit_registers (const Ebl_Register_Location *regloc, const void *desc,
^
Mark Wielaard says:
clang complains:
debuginfod.cxx:354:1: error: unused variable 'apba__'
[-Werror,-Wunused-const-variable]
ARGP_PROGRAM_BUG_ADDRESS_DEF = PACKAGE_BUGREPORT;
^
../lib/printversion.h:47:21: note: expanded from macro
'ARGP_PROGRAM_BUG_ADDRESS_DEF'
const char *const apba__ __asm
Hi Ilya,
On Wed, 2023-02-08 at 17:57 +, builder--- via Elfutils-devel wrote:
> A new failure has been detected on builder elfutils-gentoo-sparc while
> building elfutils.
>
> Full details are available at:
> https://builder.sourceware.org/buildbot/#builders/225/builds/12
>
> Build state
Hi Ilya,
On Mon, 2023-02-06 at 23:25 +0100, Ilya Leoshkevich via Elfutils-devel
wrote:
> There is run-addr2line-i-demangle-test.sh for that.
Well spotted. Pushed as is.
Thanks,
Mark
> Signed-off-by: Ilya Leoshkevich
> ---
> tests/run-addr2line-i-test.sh | 14 +++---
> 1 file changed,
Hi Ilya,
On Mon, 2023-02-06 at 23:25 +0100, Ilya Leoshkevich via Elfutils-devel
wrote:
> __cxa_demangle is normally implemented in the C++ runtime library,
> instrumenting which for MSan is a hassle. Add a knob for disabling it.
>
> Signed-off-by: Ilya Leoshkevich
> ---
> configure.ac | 8 +
A restored build has been detected on builder elfutils-gentoo-sparc while
building elfutils.
Full details are available at:
https://builder.sourceware.org/buildbot/#builders/225/builds/13
Build state: build successful
Revision: 6cb1547e812e9c2eeca698b38d8ab2785b7a7abf
Worker: gentoo-sparc
Bu
A new failure has been detected on builder elfutils-gentoo-sparc while building
elfutils.
Full details are available at:
https://builder.sourceware.org/buildbot/#builders/225/builds/12
Build state: failed test (failure)
Revision: 85c82b18475dfe1cbbc4250cfbec7844d233100b
Worker: gentoo-sparc
Hi Ilya,
On Mon, 2023-02-06 at 23:25 +0100, Ilya Leoshkevich via Elfutils-devel
wrote:
> MSan complains:
>
> Uninitialized value was created by an allocation of 'reglocs' in the
> stack frame
>#0 0x562d35c686f0 in handle_core_note elfutils/src/readelf.c:12674:3
>#const Ebl_Re
Hi Ilya,
On Mon, 2023-02-06 at 23:25 +0100, Ilya Leoshkevich via Elfutils-devel
wrote:
> clang complains:
>
> readelf.c:10250:10: error: variable 'nculist' set but not used
> [-Werror,-Wunused-but-set-variable]
> size_t nculist = 0;
> ^
>
> Fix by deleting it.
yeah, this
Hi Ilya,
On Mon, 2023-02-06 at 23:25 +0100, Ilya Leoshkevich via Elfutils-devel
wrote:
> clang complains:
>
> readelf.c:12205:72: error: parameter 'desc' set but not used
> [-Werror,-Wunused-but-set-parameter]
> handle_bit_registers (const Ebl_Register_Location *regloc, const void
> *de
A restored build has been detected on builder elfutils-gentoo-sparc while
building elfutils.
Full details are available at:
https://builder.sourceware.org/buildbot/#builders/225/builds/11
Build state: build successful
Revision: 53b596ef4018693403395d702045c15762af3da7
Worker: gentoo-sparc
Bu
Hi -
> > A new failure has been detected on builder elfutils-gentoo-sparc while
> > building elfutils.
> >
> > Full details are available at:
> > https://builder.sourceware.org/buildbot/#builders/225/builds/10
> > - test-suite.log:
> > https://builder.sourceware.org/buildbot/#builder
On Tue, 2023-02-07 at 21:44 +0100, Mark Wielaard wrote:
> Hi Ilya (CC Frank),
>
> On Mon, Feb 06, 2023 at 11:25:05PM +0100, Ilya Leoshkevich via
> Elfutils-devel wrote:
> > clang complains:
> >
> > debuginfod.cxx:354:1: error: unused variable 'apba__' [-
> > Werror,-Wunused-const-variable]
>
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