diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index fe1ffdfcee..5ee663821a 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -58,7 +58,7 @@ IASL_VERSION=20190108
 PYTHON_VERSION=3.7.2
 EXPAT_VERSION=2.2.6
 # CLANG version number
-CLANG_VERSION=7.0.1
+CLANG_VERSION=8.0.0
 MAKE_VERSION=4.2.1
 CMAKE_VERSION=3.14.0
 
diff --git a/util/crossgcc/sum/cfe-7.0.1.src.tar.xz.cksum b/util/crossgcc/sum/cfe-7.0.1.src.tar.xz.cksum
deleted file mode 100644
index 13a5251dbe..0000000000
--- a/util/crossgcc/sum/cfe-7.0.1.src.tar.xz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-427e12762836d808583fb4149c033d02de0a8db2  tarballs/cfe-7.0.1.src.tar.xz
diff --git a/util/crossgcc/sum/cfe-8.0.0.src.tar.xz.cksum b/util/crossgcc/sum/cfe-8.0.0.src.tar.xz.cksum
new file mode 100644
index 0000000000..45225c1ce8
--- /dev/null
+++ b/util/crossgcc/sum/cfe-8.0.0.src.tar.xz.cksum
@@ -0,0 +1 @@
+3cb1e10af3955174a3ca5e560f674f24fac2a02f  tarballs/cfe-8.0.0.src.tar.xz
diff --git a/util/crossgcc/sum/clang-tools-extra-7.0.1.src.tar.xz.cksum b/util/crossgcc/sum/clang-tools-extra-7.0.1.src.tar.xz.cksum
deleted file mode 100644
index d37489ef39..0000000000
--- a/util/crossgcc/sum/clang-tools-extra-7.0.1.src.tar.xz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-6f4048482c4cf1818133120565c2dcd1d3a62747  tarballs/clang-tools-extra-7.0.1.src.tar.xz
\ No newline at end of file
diff --git a/util/crossgcc/sum/clang-tools-extra-8.0.0.src.tar.xz.cksum b/util/crossgcc/sum/clang-tools-extra-8.0.0.src.tar.xz.cksum
new file mode 100644
index 0000000000..4a689aba75
--- /dev/null
+++ b/util/crossgcc/sum/clang-tools-extra-8.0.0.src.tar.xz.cksum
@@ -0,0 +1 @@
+f341ba17494ba756fd404b2744e6f5991b50389f  tarballs/clang-tools-extra-8.0.0.src.tar.xz
diff --git a/util/crossgcc/sum/compiler-rt-7.0.1.src.tar.xz.cksum b/util/crossgcc/sum/compiler-rt-7.0.1.src.tar.xz.cksum
deleted file mode 100644
index 3d1183c48a..0000000000
--- a/util/crossgcc/sum/compiler-rt-7.0.1.src.tar.xz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-5ac063b474abe730b551477cdc02db789228f9c7  tarballs/compiler-rt-7.0.1.src.tar.xz
\ No newline at end of file
diff --git a/util/crossgcc/sum/compiler-rt-8.0.0.src.tar.xz.cksum b/util/crossgcc/sum/compiler-rt-8.0.0.src.tar.xz.cksum
new file mode 100644
index 0000000000..2f6cc29250
--- /dev/null
+++ b/util/crossgcc/sum/compiler-rt-8.0.0.src.tar.xz.cksum
@@ -0,0 +1 @@
+5af387779120bb2a9fad5d6fff1a3d6f4fa6c352  tarballs/compiler-rt-8.0.0.src.tar.xz
diff --git a/util/crossgcc/sum/llvm-7.0.1.src.tar.xz.cksum b/util/crossgcc/sum/llvm-7.0.1.src.tar.xz.cksum
deleted file mode 100644
index e0c1f5ce67..0000000000
--- a/util/crossgcc/sum/llvm-7.0.1.src.tar.xz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-f97632fcc3186eb0d396492ef8acfc807648580f  tarballs/llvm-7.0.1.src.tar.xz
diff --git a/util/crossgcc/sum/llvm-8.0.0.src.tar.xz.cksum b/util/crossgcc/sum/llvm-8.0.0.src.tar.xz.cksum
new file mode 100644
index 0000000000..078a3d0f31
--- /dev/null
+++ b/util/crossgcc/sum/llvm-8.0.0.src.tar.xz.cksum
@@ -0,0 +1 @@
+0689345d73911e24a07b24cc82dab4fb46b8c323  tarballs/llvm-8.0.0.src.tar.xz