Files
composable_kernel/cmake/EnableCompilerWarnings.cmake
Jun Liu 7613c1d9b9 [CK] suppress unsafe buffer warn (#687)
incomplete fix from https://github.com/ROCmSoftwarePlatform/composable_kernel/pull/670

So it does not only happen in gtest but also in CK code:

We need to fix them as a quality improvement, but for now suppressing this warning in immediate releases:
http://compiler-ci.amd.com/blue/rest/organizations/jenkins/pipelines/compiler-psdb-amd-stg-open/runs/2540/nodes/282/steps/3202/log/?start=0

e.g.
```
[2023-04-26T17:26:31.524Z] /jenkins/workspace/compiler-psdb-amd-stg-open/Libs/MIOpen/deps_hip/cget/build/tmp-a3db5da587a64213bde99fb856db1b43/composable_kernel-0f98035df1cc5ba3e90ab03187e672b426a25b00/include/ck/utility/generic_memory_space_atomic.hpp:52:19: error: unsafe pointer arithmetic [-Werror,-Wunsafe-buffer-usage]
[2023-04-26T17:26:31.524Z]         atomicAdd(c_style_pointer_cast<float*>(p_dst) + 1, vx.template AsType<float>()[I1]);
[2023-04-26T17:26:31.524Z]                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
```
[2023-04-26T17:26:31.523Z] /jenkins/workspace/compiler-psdb-amd-stg-open/Libs/MIOpen/deps_hip/cget/build/tmp-a3db5da587a64213bde99fb856db1b43/composable_kernel-0f98035df1cc5ba3e90ab03187e672b426a25b00/include/ck/utility/amd_inline_asm.hpp:62:20: error: 'p_a_half2' is an unsafe pointer used for buffer access [-Werror,-Wunsafe-buffer-usage]
[2023-04-26T17:26:31.523Z]     const half2_t* p_a_half2  = c_style_pointer_cast<const half2_t*>(&a);
[2023-04-26T17:26:31.523Z]     ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
2023-04-26 15:41:03 -05:00

113 lines
4.2 KiB
CMake

################################################################################
#
# MIT License
#
# Copyright (c) 2017 Advanced Micro Devices, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
################################################################################
# - Enable warning all for gcc/clang or use /W4 for visual studio
## Strict warning level
if (MSVC)
# Use the highest warning level for visual studio.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /w")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /w")
# set(CMAKE_CXX_WARNING_LEVEL 4)
# if (CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
# string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
# else ()
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
# endif ()
# set(CMAKE_C_WARNING_LEVEL 4)
# if (CMAKE_C_FLAGS MATCHES "/W[0-4]")
# string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
# else ()
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4")
# endif ()
else()
foreach(COMPILER C CXX)
set(CMAKE_COMPILER_WARNINGS)
# use -Wall for gcc and clang
list(APPEND CMAKE_COMPILER_WARNINGS
-Wall
-Wextra
-Wcomment
-Wendif-labels
-Wformat
-Winit-self
-Wreturn-type
-Wsequence-point
# Shadow is broken on gcc when using lambdas
# -Wshadow
-Wswitch
-Wtrigraphs
-Wundef
-Wuninitialized
-Wunreachable-code
-Wunused
-Wno-reserved-identifier
-Werror
-Wsign-compare
-Wno-extra-semi-stmt
)
if (CMAKE_${COMPILER}_COMPILER_ID MATCHES "Clang")
list(APPEND CMAKE_COMPILER_WARNINGS
-Weverything
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-conversion
-Wno-double-promotion
-Wno-exit-time-destructors
-Wno-extra-semi
-Wno-float-conversion
-Wno-gnu-anonymous-struct
-Wno-gnu-zero-variadic-macro-arguments
-Wno-missing-prototypes
-Wno-nested-anon-types
-Wno-padded
-Wno-return-std-move-in-c++11
-Wno-shorten-64-to-32
-Wno-sign-conversion
-Wno-unknown-warning-option
-Wno-unused-command-line-argument
-Wno-weak-vtables
-Wno-covered-switch-default
-Wno-unsafe-buffer-usage
)
else()
if (CMAKE_${COMPILER}_COMPILER_ID MATCHES "GNU" AND ${COMPILER} MATCHES "CXX")
# cmake 3.5.2 does not support >=.
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "6.1")
list(APPEND CMAKE_COMPILER_WARNINGS
-Wno-ignored-attributes)
endif()
endif()
list(APPEND CMAKE_COMPILER_WARNINGS
-Wno-missing-field-initializers
-Wno-deprecated-declarations
)
endif()
add_definitions(${CMAKE_COMPILER_WARNINGS})
endforeach()
endif ()