[Buildroot] [PATCH v2 1/2] libfuzzer: compiler-rt integ

[Matt Weber]

Signed-off-by: Matthew Weber <matthew.weber at rockwellcollins.com>

Conflicts:
	package/Config.in
---
 package/Config.in                    |  1 +
 package/compiler-rt/Config.in        | 13 +++++++++++++
 package/compiler-rt/compiler-rt.hash |  3 +++
 package/compiler-rt/compiler-rt.mk   | 32 ++++++++++++++++++++++++++++++++
 4 files changed, 49 insertions(+)
 create mode 100644 package/compiler-rt/Config.in
 create mode 100644 package/compiler-rt/compiler-rt.hash
 create mode 100644 package/compiler-rt/compiler-rt.mk

diff --git a/package/Config.in b/package/Config.in
index 8d53c72..2f799ee 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -1592,6 +1592,7 @@ menu "Other"
 	source "package/clapack/Config.in"
 	source "package/classpath/Config.in"
 	source "package/cmocka/Config.in"
+	source "package/compiler-rt/Config.in"
 	source "package/cppcms/Config.in"
 	source "package/cracklib/Config.in"
 	source "package/dawgdic/Config.in"
diff --git a/package/compiler-rt/Config.in b/package/compiler-rt/Config.in
new file mode 100644
index 0000000..4233668
--- /dev/null
+++ b/package/compiler-rt/Config.in
@@ -0,0 +1,13 @@
+config BR2_PACKAGE_COMPILER_RT
+	bool "compiler-rt"
+	depends on BR2_PACKAGE_CLANG
+# Need to add libfuzzer as a sub option and a dependency on arch supported.  aarch64 doesn't seem to work
+	help
+	  A collection of runtime libraries primarily used by clang and
+	  llvm to provide builtins, sanitizer runtimes, profiling and
+	  blocks runtime.
+
+	  https://compiler-rt.llvm.org/
+
+comment "compiler-rt requires clang to be enabled"
+	depends on !BR2_PACKAGE_CLANG
diff --git a/package/compiler-rt/compiler-rt.hash b/package/compiler-rt/compiler-rt.hash
new file mode 100644
index 0000000..7acc879
--- /dev/null
+++ b/package/compiler-rt/compiler-rt.hash
@@ -0,0 +1,3 @@
+# Locally computed:
+sha256 d0cc1342cf57e9a8d52f5498da47a3b28d24ac0d39cbc92308781b3ee0cea79a  compiler-rt-6.0.0.src.tar.xz
+sha256 bdec7fe3cf2c85f55656c07dfb0bd93ae46f2b3dd8f33ff3ad6e7586f4c670d6  compiler-rt-7.0.0.src.tar.xz
diff --git a/package/compiler-rt/compiler-rt.mk b/package/compiler-rt/compiler-rt.mk
new file mode 100644
index 0000000..9853eca
--- /dev/null
+++ b/package/compiler-rt/compiler-rt.mk
@@ -0,0 +1,32 @@
+################################################################################
+#
+# compiler-rt
+#
+################################################################################
+
+COMPILER_RT_VERSION = 7.0.0
+COMPILER_RT_SOURCE = compiler-rt-$(COMPILER_RT_VERSION).src.tar.xz
+COMPILER_RT_SITE = http://llvm.org/releases/$(COMPILER_RT_VERSION)
+COMPILER_RT_LICENSE = NCSA MIT
+COMPILER_RT_LICENSE_FILES = LICENSE.TXT
+COMPILER_RT_DEPENDENCIES = host-cmake clang
+
+COMPILER_RT_INSTALL_STAGING = YES
+COMPILER_RT_INSTALL_TARGET = NO
+
+#ifeq ($(BR2_TOOLCHAIN_EXTERNAL),y)
+#COMPILER_RT_TARGET_LDFLAGS += --target=aarch64-linux-gnu
+#--gcc-toolchain=$(TOOLCHAIN_EXTERNAL_INSTALL_DIR)
+#else
+#COMPILER_RT_TARGET_LDFLAGS += --target=aarch64-linux-gnu --gcc-toolchain=$(HOST_DIR)
+#endif
+
+COMPILER_RT_CONF_ENV = TARGET_CC="clang" \
+         TARGET_CXX="clang++" \
+         TARGET_CFLAGS="$(CHROMIUM_TARGET_CFLAGS)" \
+         TARGET_CXXFLAGS="$(CHROMIUM_TARGET_CXXFLAGS)" \
+         TARGET_LDFLAGS="$(CHROMIUM_TARGET_LDFLAGS)"
+
+COMPILER_RT_CONF_OPTS= -DCOMPILER_RT_INCLUDE_TESTS=ON
+
+$(eval $(cmake-package))
-- 
1.9.1