https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368
Bug ID: 67368
Summary: Inlining failed due to no_sanitize_address and
always_inline conflict
Product: gcc
Version: 4.9.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: wojciech.mula at microgen dot com
Target Milestone: ---
When compiling program
-- bug.cpp --
#include <emmintrin.h>
__attribute__((no_sanitize_address))
void foo() {
__m128i z = _mm_setzero_si128();
}
-- eof --
using following command
$ g++ -c -fsanitize=address bug.cpp
GCC reports:
In file included from bug.cpp:1:0:
[...]/x86_64-unknown-linux-gnu/4.9.2/include/emmintrin.h: In function ‘void
foo()’:
[...]/x86_64-unknown-linux-gnu/4.9.2/include/emmintrin.h:749:1: error: inlining
failed in call to always_inline ‘__m128i _mm_setzero_si128()’: function
attribute mismatch
_mm_setzero_si128 (void)
^
bug.cpp:5:36: error: called from here
__m128i z = _mm_setzero_si128();
Compiler version (built from the sources):
$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=[...]/libexec/gcc/x86_64-unknown-linux-gnu/4.9.2/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: [...]/source/gcc-4.9.2/configure --prefix=[...]
--with-local-prefix=[...] --enable-languages=c,c++ --disable-multilib
Thread model: posix
gcc version 4.9.2 (GCC)
I've checked the sample program on https://gcc.godbolt.org/ and for versions
5.1.0 & 5.2.0 there is the same problem. However 4.9.2 from Ubuntu is not
affected.
