Disable llvm-bitcode-linker in the default bootstrap profiles

Author: Kobzol

Diff for: src/bootstrap/defaults/config.compiler.toml

@@ -20,7 +20,7 @@ lto = "off"
 # This can be helpful for profiling at a small performance cost.
 frame-pointers = true
 # Build the llvm-bitcode-linker as it is required for running nvptx tests
-llvm-bitcode-linker = true
+llvm-bitcode-linker = false
 
 [llvm]
 # Having this set to true disrupts compiler development workflows for people who use `llvm.download-ci-llvm = true`

Diff for: src/bootstrap/defaults/config.dist.toml

@@ -17,7 +17,7 @@ download-ci-llvm = false
 channel = "nightly"
 download-rustc = false
 # Build the llvm-bitcode-linker as it is required for running nvptx tests
-llvm-bitcode-linker = true
+llvm-bitcode-linker = false
 
 [dist]
 # Use better compression when preparing tarballs.

Diff for: src/bootstrap/defaults/config.library.toml

@@ -11,7 +11,7 @@ incremental = true
 # Make the compiler and standard library faster to build, at the expense of a ~20% runtime slowdown.
 lto = "off"
 # Build the llvm-bitcode-linker as it is required for running nvptx tests
-llvm-bitcode-linker = true
+llvm-bitcode-linker = false
 
 [llvm]
 # Will download LLVM from CI if available on your platform.

Diff for: src/bootstrap/defaults/config.tools.toml

@@ -13,7 +13,7 @@ incremental = true
 # setting) and the stage2 toolchain should therefore be used for these defaults.
 download-rustc = "if-unchanged"
 # Build the llvm-bitcode-linker as it is required for running nvptx tests
-llvm-bitcode-linker = true
+llvm-bitcode-linker = false
 
 [build]
 # Document with the in-tree rustdoc by default, since `download-rustc` makes it quick to compile.