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Fix 'no_sanitize_undefined' attribute for GCC4.8 (#5090)

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Vladimir Glavnyy
2018-12-18 02:50:31 +07:00
committed by Wouter van Oortmerssen
parent dba962ebb8
commit 9ad73bf5a7
2 changed files with 2 additions and 2 deletions
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2
CMakeLists.txt
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@@ -219,7 +219,7 @@ function(add_fsanitize_to_target _target _sanitizer)
# FLATBUFFERS_CODE_SANITIZE: boolean {ON,OFF,YES,NO} or string with list of sanitizer. # FLATBUFFERS_CODE_SANITIZE: boolean {ON,OFF,YES,NO} or string with list of sanitizer.
# List of sanitizer is string starts with '=': "=address,undefined,thread,memory". # List of sanitizer is string starts with '=': "=address,undefined,thread,memory".
if((${CMAKE_CXX_COMPILER_ID} MATCHES "Clang") OR if((${CMAKE_CXX_COMPILER_ID} MATCHES "Clang") OR
((${CMAKE_CXX_COMPILER_ID} MATCHES "GNU") AND NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.8")) ((${CMAKE_CXX_COMPILER_ID} MATCHES "GNU") AND NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.9"))
) )
set(_sanitizer_flags "=address,undefined") set(_sanitizer_flags "=address,undefined")
if(_sanitizer MATCHES "=.*") if(_sanitizer MATCHES "=.*")

2
include/flatbuffers/base.h
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@@ -212,7 +212,7 @@
// - __supress_ubsan__("signed-integer-overflow") // - __supress_ubsan__("signed-integer-overflow")
#if defined(__clang__) #if defined(__clang__)
#define __supress_ubsan__(type) __attribute__((no_sanitize(type))) #define __supress_ubsan__(type) __attribute__((no_sanitize(type)))
#elif defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 408) #elif defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 409)
#define __supress_ubsan__(type) __attribute__((no_sanitize_undefined)) #define __supress_ubsan__(type) __attribute__((no_sanitize_undefined))
#else #else
#define __supress_ubsan__(type) #define __supress_ubsan__(type)