File compiler-rt-D88922-nostdlib.patch of Package llvm7

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File compiler-rt-D88922-nostdlib.patch of Package llvm7

diff -ur compiler-rt-8.0.1.src.orig/CMakeLists.txt compiler-rt-8.0.1.src/CMakeLists.txt
--- compiler-rt-8.0.1.src.orig/CMakeLists.txt
+++ compiler-rt-8.0.1.src/CMakeLists.txt
@@ -391,6 +391,25 @@
   list(APPEND SANITIZER_COMMON_LINK_LIBS zircon)
 endif()
 
+# TODO: COMPILER_RT_COMMON_CFLAGS and COMPILER_RT_COMMON_LINK_FLAGS are
+# intended for use in non-sanitizer runtimes such as libFuzzer, profile or XRay,
+# move these higher to include common flags, then derive SANITIZER_COMMON_CFLAGS
+# and SANITIZER_COMMON_LINK_FLAGS from those and append sanitizer-specific flags.
+set(COMPILER_RT_COMMON_CFLAGS ${SANITIZER_COMMON_CFLAGS})
+set(COMPILER_RT_COMMON_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS})
+
+# We don't use the C++ standard library, so avoid including it by mistake.
+append_list_if(COMPILER_RT_HAS_NOSTDINCXX_FLAG -nostdinc++ SANITIZER_COMMON_CFLAGS)
+append_list_if(COMPILER_RT_HAS_NOSTDLIBXX_FLAG -nostdlib++ SANITIZER_COMMON_LINK_FLAGS)
+
+# Remove -stdlib= which is unused when passing -nostdinc++...
+string(REGEX MATCHALL "-stdlib=[a-zA-Z+]*" stdlib_flag ${CMAKE_CXX_FLAGS})
+string(REGEX REPLACE "-stdlib=[a-zA-Z+]*" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
+
+# ...we need it to build some runtimes and tests so readd it where appropriate.
+list(APPEND COMPILER_RT_COMMON_CFLAGS ${stdlib_flag})
+list(APPEND COMPILER_RT_COMMON_LINK_FLAGS ${stdlib_flag})
+
 if (SANITIZER_CXX_ABI_LIBNAME STREQUAL "libc++")
   if (SANITIZER_CXX_ABI_INTREE)
     if (NOT LIBCXXABI_ENABLE_STATIC_UNWINDER AND (TARGET unwind_shared OR HAVE_LIBUNWIND))
diff -ur compiler-rt-10.0.1.src.orig/cmake/config-ix.cmake compiler-rt-10.0.1.src/cmake/config-ix.cmake
--- compiler-rt-10.0.1.src.orig/cmake/config-ix.cmake
+++ compiler-rt-10.0.1.src/cmake/config-ix.cmake
@@ -116,6 +116,9 @@ check_cxx_compiler_flag(/wd4800 COMPILER_RT_HAS_WD4800_FLAG)
 # Symbols.
 check_symbol_exists(__func__ "" COMPILER_RT_HAS_FUNC_SYMBOL)
 
+# Includes.
+check_cxx_compiler_flag(-nostdinc++ COMPILER_RT_HAS_NOSTDINCXX_FLAG)
+
 # Libraries.
 check_library_exists(dl dlopen "" COMPILER_RT_HAS_LIBDL)
 check_library_exists(rt shm_open "" COMPILER_RT_HAS_LIBRT)
diff -ur compiler-rt-8.0.1.src.orig/lib/fuzzer/CMakeLists.txt compiler-rt-8.0.1.src/lib/fuzzer/CMakeLists.txt
--- compiler-rt-8.0.1.src.orig/lib/fuzzer/CMakeLists.txt
+++ compiler-rt-8.0.1.src/lib/fuzzer/CMakeLists.txt
@@ -53,12 +53,11 @@
   }
   " HAS_THREAD_LOCAL)
 
-set(LIBFUZZER_CFLAGS ${SANITIZER_COMMON_CFLAGS})
+set(LIBFUZZER_CFLAGS ${COMPILER_RT_COMMON_CFLAGS})
 
 if(OS_NAME MATCHES "Linux|Fuchsia" AND COMPILER_RT_LIBCXX_PATH)
-  list(APPEND LIBFUZZER_CFLAGS -nostdinc++ -D_LIBCPP_ABI_VERSION=Fuzzer)
-  # Remove -stdlib= which is unused when passing -nostdinc++.
-  string(REGEX REPLACE "-stdlib=[a-zA-Z+]*" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
+  list(APPEND LIBFUZZER_CFLAGS -D_LIBCPP_ABI_VERSION=Fuzzer)
+  append_list_if(COMPILER_RT_HAS_NOSTDINCXX_FLAG -nostdinc++ LIBFUZZER_CFLAGS)
 elseif(TARGET cxx-headers OR HAVE_LIBCXX)
   set(LIBFUZZER_DEPS cxx-headers)
 endif()
Nur in compiler-rt-11.0.1.src/lib/fuzzer: CMakeLists.txt.orig.
diff -ur compiler-rt-11.0.1.src.orig/lib/sanitizer_common/tests/CMakeLists.txt compiler-rt-11.0.1.src/lib/sanitizer_common/tests/CMakeLists.txt
--- compiler-rt-11.0.1.src.orig/lib/sanitizer_common/tests/CMakeLists.txt
+++ compiler-rt-11.0.1.src/lib/sanitizer_common/tests/CMakeLists.txt
@@ -210,9 +210,7 @@
       $<TARGET_OBJECTS:RTSanitizerCommon.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonSymbolizer.${arch}>)
-    set_target_compile_flags(SanitizerTest
-      ${SANITIZER_COMMON_CFLAGS}
-      ${SANITIZER_TEST_CFLAGS_COMMON})
+    set_target_compile_flags(SanitizerTest ${SANITIZER_TEST_CFLAGS_COMMON})
     # Setup correct output directory and link flags.
     set_target_properties(SanitizerTest PROPERTIES
       RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
diff -ur compiler-rt-11.0.1.src.orig/lib/xray/CMakeLists.txt compiler-rt-11.0.1.src/lib/xray/CMakeLists.txt
--- compiler-rt-11.0.1.src.orig/lib/xray/CMakeLists.txt
+++ compiler-rt-11.0.1.src/lib/xray/CMakeLists.txt
@@ -132,7 +132,7 @@
 include_directories(..)
 include_directories(../../include)
 
-set(XRAY_CFLAGS ${SANITIZER_COMMON_CFLAGS})
+set(XRAY_CFLAGS ${COMPILER_RT_COMMON_CFLAGS})
 set(XRAY_COMMON_DEFINITIONS XRAY_HAS_EXCEPTIONS=1)
 
 # We don't need RTTI in XRay, so turn that off.
diff --git a/compiler-rt/lib/profile/CMakeLists.txt b/compiler-rt/lib/profile/CMakeLists.txt
index 63532b72ff82e..5ff0e10182b4d 100644
--- compiler-rt.orig/lib/profile/CMakeLists.txt
+++ compiler-rt/lib/profile/CMakeLists.txt
@@ -111,6 +111,9 @@ if(COMPILER_RT_TARGET_HAS_UNAME)
      -DCOMPILER_RT_HAS_UNAME=1)
 endif()
 
+# We don't use the C++ Standard Library here, so avoid including it by mistake.
+append_list_if(COMPILER_RT_HAS_NOSTDINCXX_FLAG -nostdinc++ EXTRA_FLAGS)
+
 # This appears to be a C-only warning banning the use of locals in aggregate
 # initializers. All other compilers accept this, though.
 # nonstandard extension used : 'identifier' : cannot be initialized using address of automatic variable

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File compiler-rt-D88922-nostdlib.patch of Package llvm7

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