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cmake: clang: Fix LWS_WITH_ASAN

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Building with LWS_WITH_ASAN was broken when using Clang, due to some
flags being given that Clang doesn't recognize.
Fixed this by adding those flags only when the compiler isn't Clang.
This commit is contained in:
Jens Alfke 2019-06-20 16:16:03 -07:00 • committed by Andy Green
parent 65afc126a8
commit d7ddd494ea
1 changed files with 11 additions and 4 deletions
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15
CMakeLists.txt
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@ -1350,7 +1350,11 @@ if (UNIX)
endif()
endif()
if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
set(COMPILER_IS_CLANG ON)
endif()
if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG)
include (CheckCCompilerFlag)
CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY)
if (LWS_HAVE_VISIBILITY)
@ -1361,7 +1365,10 @@ if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID
endif()
if (LWS_WITH_ASAN)
set (ASAN_FLAGS "-fsanitize=address -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=leak -fsanitize=undefined -fsanitize-address-use-after-scope -fsanitize-undefined-trap-on-error")
set (ASAN_FLAGS "-fsanitize=address -fsanitize=undefined -fsanitize-address-use-after-scope -fsanitize-undefined-trap-on-error")
if (NOT COMPILER_IS_CLANG)
set (ASAN_FLAGS "${ASAN_FLAGS} -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=leak")
endif()
message("Enabling ASAN")
endif()
@ -1395,7 +1402,7 @@ if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TE
endif()
endif()
if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
if (COMPILER_IS_CLANG)
# otherwise osx blows a bunch of openssl deprecated api errors
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" )
@ -1501,7 +1508,7 @@ endif()
# Set the so version of the lib.
# Equivalent to LDFLAGS=-version-info x:x:x
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG)
foreach(lib ${LWS_LIBRARIES})
set_target_properties(${lib}
PROPERTIES