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[OpenMP] Enable warning about "implicit fallthrough"

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Fix last warned location in ittnotify_static.cpp using the defined
macro KMP_FALLTHROUGH().

Differential Revision: https://reviews.llvm.org/D65871

llvm-svn: 369003
This commit is contained in:
Jonas Hahnfeld 2019-08-15 13:26:55 +00:00
parent 4d77e50e6e
commit d2ae0c4f44
5 changed files with 4 additions and 2 deletions
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1
openmp/cmake/HandleOpenMPOptions.cmake
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@ -21,6 +21,7 @@ endif()
# Additional warnings that are not enabled by -Wall. # Additional warnings that are not enabled by -Wall.
append_if(OPENMP_HAVE_WCAST_QUAL_FLAG "-Wcast-qual" CMAKE_C_FLAGS CMAKE_CXX_FLAGS) append_if(OPENMP_HAVE_WCAST_QUAL_FLAG "-Wcast-qual" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
append_if(OPENMP_HAVE_WFORMAT_PEDANTIC_FLAG "-Wformat-pedantic" CMAKE_C_FLAGS CMAKE_CXX_FLAGS) append_if(OPENMP_HAVE_WFORMAT_PEDANTIC_FLAG "-Wformat-pedantic" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
append_if(OPENMP_HAVE_WIMPLICIT_FALLTHROUGH_FLAG "-Wimplicit-fallthrough" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
append_if(OPENMP_HAVE_WSIGN_COMPARE_FLAG "-Wsign-compare" CMAKE_C_FLAGS CMAKE_CXX_FLAGS) append_if(OPENMP_HAVE_WSIGN_COMPARE_FLAG "-Wsign-compare" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
# Warnings that we want to disable because they are too verbose or fragile. # Warnings that we want to disable because they are too verbose or fragile.

1
openmp/cmake/config-ix.cmake
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@ -6,6 +6,7 @@ check_cxx_compiler_flag(-Werror OPENMP_HAVE_WERROR_FLAG)
# Additional warnings that are not enabled by -Wall. # Additional warnings that are not enabled by -Wall.
check_cxx_compiler_flag(-Wcast-qual OPENMP_HAVE_WCAST_QUAL_FLAG) check_cxx_compiler_flag(-Wcast-qual OPENMP_HAVE_WCAST_QUAL_FLAG)
check_cxx_compiler_flag(-Wformat-pedantic OPENMP_HAVE_WFORMAT_PEDANTIC_FLAG) check_cxx_compiler_flag(-Wformat-pedantic OPENMP_HAVE_WFORMAT_PEDANTIC_FLAG)
check_cxx_compiler_flag(-Wimplicit-fallthrough OPENMP_HAVE_WIMPLICIT_FALLTHROUGH_FLAG)
check_cxx_compiler_flag(-Wsign-compare OPENMP_HAVE_WSIGN_COMPARE_FLAG) check_cxx_compiler_flag(-Wsign-compare OPENMP_HAVE_WSIGN_COMPARE_FLAG)
# Warnings that we want to disable because they are too verbose or fragile. # Warnings that we want to disable because they are too verbose or fragile.

1
openmp/runtime/cmake/LibompHandleFlags.cmake
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@ -30,7 +30,6 @@ function(libomp_get_cxxflags cxxflags)
libomp_append(flags_local -Wno-class-memaccess LIBOMP_HAVE_WNO_CLASS_MEMACCESS_FLAG) libomp_append(flags_local -Wno-class-memaccess LIBOMP_HAVE_WNO_CLASS_MEMACCESS_FLAG)
libomp_append(flags_local -Wno-covered-switch-default LIBOMP_HAVE_WNO_COVERED_SWITCH_DEFAULT_FLAG) libomp_append(flags_local -Wno-covered-switch-default LIBOMP_HAVE_WNO_COVERED_SWITCH_DEFAULT_FLAG)
libomp_append(flags_local -Wno-frame-address LIBOMP_HAVE_WNO_FRAME_ADDRESS_FLAG) libomp_append(flags_local -Wno-frame-address LIBOMP_HAVE_WNO_FRAME_ADDRESS_FLAG)
libomp_append(flags_local -Wno-implicit-fallthrough LIBOMP_HAVE_WNO_IMPLICIT_FALLTHROUGH_FLAG)
libomp_append(flags_local -Wno-missing-braces LIBOMP_HAVE_WNO_MISSING_BRACES_FLAG) libomp_append(flags_local -Wno-missing-braces LIBOMP_HAVE_WNO_MISSING_BRACES_FLAG)
libomp_append(flags_local -Wno-strict-aliasing LIBOMP_HAVE_WNO_STRICT_ALIASING_FLAG) libomp_append(flags_local -Wno-strict-aliasing LIBOMP_HAVE_WNO_STRICT_ALIASING_FLAG)
libomp_append(flags_local -Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG) libomp_append(flags_local -Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG)

1
openmp/runtime/cmake/config-ix.cmake
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@ -51,7 +51,6 @@ check_cxx_compiler_flag(-fno-rtti LIBOMP_HAVE_FNO_RTTI_FLAG)
check_cxx_compiler_flag(-Wno-class-memaccess LIBOMP_HAVE_WNO_CLASS_MEMACCESS_FLAG) check_cxx_compiler_flag(-Wno-class-memaccess LIBOMP_HAVE_WNO_CLASS_MEMACCESS_FLAG)
check_cxx_compiler_flag(-Wno-covered-switch-default LIBOMP_HAVE_WNO_COVERED_SWITCH_DEFAULT_FLAG) check_cxx_compiler_flag(-Wno-covered-switch-default LIBOMP_HAVE_WNO_COVERED_SWITCH_DEFAULT_FLAG)
check_cxx_compiler_flag(-Wno-frame-address LIBOMP_HAVE_WNO_FRAME_ADDRESS_FLAG) check_cxx_compiler_flag(-Wno-frame-address LIBOMP_HAVE_WNO_FRAME_ADDRESS_FLAG)
check_cxx_compiler_flag(-Wno-implicit-fallthrough LIBOMP_HAVE_WNO_IMPLICIT_FALLTHROUGH_FLAG)
check_cxx_compiler_flag(-Wno-missing-braces LIBOMP_HAVE_WNO_MISSING_BRACES_FLAG) check_cxx_compiler_flag(-Wno-missing-braces LIBOMP_HAVE_WNO_MISSING_BRACES_FLAG)
check_cxx_compiler_flag(-Wno-strict-aliasing LIBOMP_HAVE_WNO_STRICT_ALIASING_FLAG) check_cxx_compiler_flag(-Wno-strict-aliasing LIBOMP_HAVE_WNO_STRICT_ALIASING_FLAG)
check_cxx_compiler_flag(-Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG) check_cxx_compiler_flag(-Wstringop-overflow=0 LIBOMP_HAVE_WSTRINGOP_OVERFLOW_FLAG)

2
openmp/runtime/src/thirdparty/ittnotify/ittnotify_static.cpp vendored
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@ -8,6 +8,7 @@
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
#include "kmp_config.h" #include "kmp_config.h"
#include "kmp_os.h"
#include "ittnotify_config.h" #include "ittnotify_config.h"
#if ITT_PLATFORM==ITT_PLATFORM_WIN #if ITT_PLATFORM==ITT_PLATFORM_WIN
@ -1096,6 +1097,7 @@ ITT_EXTERN_C int _N_(init_ittlib)(const char* lib_name, __itt_group_id init_grou
switch (lib_version) { switch (lib_version) {
case 0: case 0:
groups = __itt_group_legacy; groups = __itt_group_legacy;
KMP_FALLTHROUGH();
case 1: case 1:
/* Fill all pointers from dynamic library */ /* Fill all pointers from dynamic library */
for (i = 0; _N_(_ittapi_global).api_list_ptr[i].name != NULL; i++) for (i = 0; _N_(_ittapi_global).api_list_ptr[i].name != NULL; i++)