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| -rw-r--r-- | src/bootstrap/tool.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/bootstrap/tool.rs b/src/bootstrap/tool.rs index 3043c95b5f0..e5783e346f4 100644 --- a/src/bootstrap/tool.rs +++ b/src/bootstrap/tool.rs @@ -260,6 +260,10 @@ impl Step for Rustdoc { let target = target_compiler.host; let build_compiler = if target_compiler.stage == 0 { builder.compiler(0, builder.build.build) + } else if target_compiler.stage >= 2 { + // Past stage 2, we consider the compiler to be ABI-compatible and hence capable of + // building rustdoc itself. + target_compiler } else { // Similar to `compile::Assemble`, build with the previous stage's compiler. Otherwise // we'd have stageN/bin/rustc and stageN/bin/rustdoc be effectively different stage |