[sanitizer_common] Fuchsia OS support code

Submitted on behalf of Roland McGrath. Reviewers: vitalybuka, alekseyshl, kcc Reviewed By: vitalybuka Subscribers: cryptoad, srhines, kubamracek, mgorny, phosek, filcab, llvm-commits Tags: #sanitizers Differential Revision: https://reviews.llvm.org/D36031 llvm-svn: 309756
llvm · Aug 1, 2017 · 5d960ec · 5d960ec
1 parent 7c91336
commit 5d960ec
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Showing 6 changed files with 546 additions and 2 deletions.
diff --git a/compiler-rt/CMakeLists.txt b/compiler-rt/CMakeLists.txt
@@ -288,6 +288,11 @@ endif()
 
 append_list_if(COMPILER_RT_HAS_LIBC c SANITIZER_COMMON_LINK_LIBS)
 
+if("${CMAKE_SYSTEM_NAME}" STREQUAL "Fuchsia")
+  list(APPEND SANITIZER_COMMON_LINK_FLAGS -Wl,-z,defs,-z,now,-z,relro)
+  list(APPEND SANITIZER_COMMON_LINK_LIBS magenta)
+endif()
+
 # Warnings to turn off for all libraries, not just sanitizers.
 append_string_if(COMPILER_RT_HAS_WUNUSED_PARAMETER_FLAG -Wno-unused-parameter CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
 

diff --git a/compiler-rt/cmake/config-ix.cmake b/compiler-rt/cmake/config-ix.cmake
@@ -470,7 +470,7 @@ set(COMPILER_RT_SANITIZERS_TO_BUILD ${ALL_SANITIZERS} CACHE STRING
 list_replace(COMPILER_RT_SANITIZERS_TO_BUILD all "${ALL_SANITIZERS}")
 
 if (SANITIZER_COMMON_SUPPORTED_ARCH AND NOT LLVM_USE_SANITIZER AND
-    (OS_NAME MATCHES "Android|Darwin|Linux|FreeBSD" OR
+    (OS_NAME MATCHES "Android|Darwin|Linux|FreeBSD|Fuchsia" OR
     (OS_NAME MATCHES "Windows" AND (NOT MINGW AND NOT CYGWIN))))
   set(COMPILER_RT_HAS_SANITIZER_COMMON TRUE)
 else()

diff --git a/compiler-rt/lib/sanitizer_common/CMakeLists.txt b/compiler-rt/lib/sanitizer_common/CMakeLists.txt
@@ -10,6 +10,7 @@ set(SANITIZER_SOURCES_NOTERMINATION
   sanitizer_file.cc
   sanitizer_flags.cc
   sanitizer_flag_parser.cc
+  sanitizer_fuchsia.cc
   sanitizer_libc.cc
   sanitizer_libignore.cc
   sanitizer_linux.cc
@@ -101,6 +102,7 @@ set(SANITIZER_HEADERS
   sanitizer_flag_parser.h
   sanitizer_flags.h
   sanitizer_flags.inc
+  sanitizer_fuchsia.h
   sanitizer_interface_internal.h
   sanitizer_internal_defs.h
   sanitizer_lfstack.h