Bump LLVM. There is no 9 left in nixpkgs.

Author: angerman

overlays/bootstrap.nix

@@ -412,8 +412,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.1";
@@ -434,8 +434,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.2";
@@ -456,8 +456,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.3";
@@ -478,8 +478,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.4";
@@ -500,8 +500,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.5";
@@ -522,8 +522,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "8.10.6";
@@ -566,8 +566,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "9.0.1";
@@ -588,8 +588,8 @@ in {
                 inherit sphinx;
 
                 useLLVM = !final.stdenv.targetPlatform.isx86;
-                buildLlvmPackages = final.buildPackages.llvmPackages_9;
-                llvmPackages = final.llvmPackages_9;
+                buildLlvmPackages = final.buildPackages.llvmPackages_12;
+                llvmPackages = final.llvmPackages_12;
 
                 src-spec = rec {
                     version = "9.0.2";