diff --git a/.gitignore b/.gitignore
index 1331805..8b2e09b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -63,3 +63,5 @@
 /compiler-rt-11.1.0rc1.src.tar.xz.sig
 /compiler-rt-11.1.0rc2.src.tar.xz
 /compiler-rt-11.1.0rc2.src.tar.xz.sig
+/compiler-rt-12.0.0rc1.src.tar.xz
+/compiler-rt-12.0.0rc1.src.tar.xz.sig
diff --git a/compiler-rt.spec b/compiler-rt.spec
index abc7356..c7b0ae2 100644
--- a/compiler-rt.spec
+++ b/compiler-rt.spec
@@ -1,5 +1,5 @@
-%global rc_ver 2
-%global baserelease 3
+%global rc_ver 1
+%global baserelease 1
 
 %global crt_srcdir compiler-rt-%{version}%{?rc_ver:rc%{rc_ver}}.src
 
@@ -10,7 +10,7 @@
 %global optflags %(echo %{optflags} -Dasm=__asm__)
 
 Name:		compiler-rt
-Version:	11.1.0
+Version:	12.0.0
 Release:	%{?rc_ver:0.}%{baserelease}%{?rc_ver:.rc%{rc_ver}}%{?dist}
 Summary:	LLVM "compiler-rt" runtime libraries
 
@@ -91,9 +91,9 @@ do
 	target=`echo "$i" | sed -e 's/x86_64/i386/'`
 	ln -s ../../../../../lib/clang/%{version}/lib/$target ../../../../%{_lib}/clang/%{version}/lib/linux/
 done
- 
+
 %endif
- 
+
 popd
 
 %check
@@ -110,6 +110,9 @@ popd
 %endif
 
 %changelog
+* Tue Feb 16 2021 Serge Guelton - 12.0.0-0.1.rc1
+- 12.0.0-rc1 release
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 11.1.0-0.3.rc2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/sources b/sources
index 12f8263..48e9860 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (compiler-rt-11.1.0rc2.src.tar.xz) = 5c1bc2bdb716fa482c0c7734d6a8125f24e8c91348fc66149019c743b7b74f611ef357ccf712502a0e5209e3ee955b9ed1d3e9d235e548d5751c19bfb92c3bae
-SHA512 (compiler-rt-11.1.0rc2.src.tar.xz.sig) = 252230bae596962f2ae55bed210871de1fa769007df151af7eea5c28113cffc6e984203935b018f1425f85de20135fe9677491606011cd3bfcfac6650c945677
+SHA512 (compiler-rt-12.0.0rc1.src.tar.xz) = 880f599c92df23dcbabc8a112e90c46d35400b73d3789b6d99e7b752b4506b39464434eb3d20c576848b9d572ad0f2736d334d804164cb6a2e5b2f886237d784
+SHA512 (compiler-rt-12.0.0rc1.src.tar.xz.sig) = 6309d5cd105647b2dd2d63916ba5016e898448004e66351f61466af743b7609871b982d7e521e135a1be6f78edc05ad12a7593634a84ded3fc437396b53a71b6