Replaced tabs with spaces

1 files changed, 77 insertions, 77 deletions

diff --git a/src/doc/rustc-dev-guide/src/SUMMARY.md b/src/doc/rustc-dev-guide/src/SUMMARY.md
index 2b519da7537..e838985209d 100644
--- a/src/doc/rustc-dev-guide/src/SUMMARY.md
+++ b/src/doc/rustc-dev-guide/src/SUMMARY.md
@@ -5,84 +5,84 @@
 ---
 
 - [Part 1: Building, debugging, and contributing to Rustc](./part-1-intro.md)
-	- [About the compiler team](./compiler-team.md)
-	- [How to Build and Run the Compiler](./how-to-build-and-run.md)
-		- [Build and Install distribution artifacts](./build-install-distribution-artifacts.md)
-		- [Documenting Compiler](./compiler-documenting.md)
-	- [The compiler testing framework](./tests/intro.md)
-		- [Running tests](./tests/running.md)
-		- [Adding new tests](./tests/adding.md)
-		- [Using `compiletest` + commands to control test execution](./compiletest.md)
-	- [Walkthrough: a typical contribution](./walkthrough.md)
-	- [Implementing new features](./implementing_new_features.md)
-	- [Stabilizing Features](./stabilization_guide.md)
-	- [Debugging the Compiler](./compiler-debugging.md)
-	- [Profiling the compiler](./profiling.md)
-		- [with the linux perf tool](./profiling/with_perf.md)
-	- [Coding conventions](./conventions.md)
-	- [crates.io Dependencies](./crates-io.md)
-	- [Emitting Errors and other Diagnostics](diagnostics.md)
-		- [JSON diagnostic format](diagnostics/json-format.md)
+    - [About the compiler team](./compiler-team.md)
+    - [How to Build and Run the Compiler](./how-to-build-and-run.md)
+        - [Build and Install distribution artifacts](./build-install-distribution-artifacts.md)
+        - [Documenting Compiler](./compiler-documenting.md)
+    - [The compiler testing framework](./tests/intro.md)
+        - [Running tests](./tests/running.md)
+        - [Adding new tests](./tests/adding.md)
+        - [Using `compiletest` + commands to control test execution](./compiletest.md)
+    - [Walkthrough: a typical contribution](./walkthrough.md)
+    - [Implementing new features](./implementing_new_features.md)
+    - [Stabilizing Features](./stabilization_guide.md)
+    - [Debugging the Compiler](./compiler-debugging.md)
+    - [Profiling the compiler](./profiling.md)
+        - [with the linux perf tool](./profiling/with_perf.md)
+    - [Coding conventions](./conventions.md)
+    - [crates.io Dependencies](./crates-io.md)
+    - [Emitting Errors and other Diagnostics](diagnostics.md)
+        - [JSON diagnostic format](diagnostics/json-format.md)
 - [Part 2: How rustc works](./part-2-intro.md)
-	- [High-level overview of the compiler source](./high-level-overview.md)
-	- [The Rustc Driver and Interface](./rustc-driver.md)
-		- [Rustdoc](./rustdoc.md)
-	- [Queries: demand-driven compilation](./query.md)
-		- [The Query Evaluation Model in Detail](./queries/query-evaluation-model-in-detail.md)
-		- [Incremental compilation](./queries/incremental-compilation.md)
-		- [Incremental compilation In Detail](./queries/incremental-compilation-in-detail.md)
-		- [Debugging and Testing](./incrcomp-debugging.md)
-	- [The parser](./the-parser.md)
-	- [`#[test]` Implementation](./test-implementation.md)
-	- [Macro expansion](./macro-expansion.md)
-	- [Name resolution](./name-resolution.md)
-	- [The HIR (High-level IR)](./hir.md)
-		- [Lowering AST to HIR](./lowering.md)
-		- [Debugging](./hir-debugging.md)
-	- [The `ty` module: representing types](./ty.md)
-	- [Kinds](./kinds.md)
-	- [Type inference](./type-inference.md)
-	- [Trait solving (old-style)](./traits/resolution.md)
-		- [Higher-ranked trait bounds](./traits/hrtb.md)
-		- [Caching subtleties](./traits/caching.md)
-		- [Specialization](./traits/specialization.md)
-	- [Trait solving (new-style)](./traits/index.md)
-		- [Lowering to logic](./traits/lowering-to-logic.md)
-		    - [Goals and clauses](./traits/goals-and-clauses.md)
-		    - [Equality and associated types](./traits/associated-types.md)
-			- [Implied bounds](./traits/implied-bounds.md)
-			- [Region constraints](./traits/regions.md)
-			- [The lowering module in rustc](./traits/lowering-module.md)
-			- [Lowering rules](./traits/lowering-rules.md)
-			- [Well-formedness checking](./traits/wf.md)
-		- [Canonical queries](./traits/canonical-queries.md)
-		    - [Canonicalization](./traits/canonicalization.md)
-		- [The SLG solver](./traits/slg.md)
-		- [An Overview of Chalk](./traits/chalk-overview.md)
-		- [Bibliography](./traits/bibliography.md)
-	- [Type checking](./type-checking.md)
-		- [Method Lookup](./method-lookup.md)
-		- [Variance](./variance.md)
-		- [Existential Types](./existential-types.md)
-	- [The MIR (Mid-level IR)](./mir/index.md)
-		- [MIR construction](./mir/construction.md)
-		- [MIR visitor and traversal](./mir/visitor.md)
-		- [MIR passes: getting the MIR for a function](./mir/passes.md)
-		- [MIR optimizations](./mir/optimizations.md)
-		- [Debugging](./mir/debugging.md)
-	- [The borrow checker](./borrow_check.md)
-		- [Tracking moves and initialization](./borrow_check/moves_and_initialization.md)
-		    - [Move paths](./borrow_check/moves_and_initialization/move_paths.md)
-		- [MIR type checker](./borrow_check/type_check.md)
-		- [Region inference](./borrow_check/region_inference.md)
-		- [Two-phase-borrows](./borrow_check/two_phase_borrows.md)
-	- [Constant evaluation](./const-eval.md)
-		- [miri const evaluator](./miri.md)
-	- [Parameter Environments](./param_env.md)
-	- [Code Generation](./codegen.md)
-	    - [Updating LLVM](./codegen/updating-llvm.md)
-	    - [Debugging LLVM](./codegen/debugging.md)
-	- [Profile-guided Optimization](./profile-guided-optimization.md)
+    - [High-level overview of the compiler source](./high-level-overview.md)
+    - [The Rustc Driver and Interface](./rustc-driver.md)
+        - [Rustdoc](./rustdoc.md)
+    - [Queries: demand-driven compilation](./query.md)
+        - [The Query Evaluation Model in Detail](./queries/query-evaluation-model-in-detail.md)
+        - [Incremental compilation](./queries/incremental-compilation.md)
+        - [Incremental compilation In Detail](./queries/incremental-compilation-in-detail.md)
+        - [Debugging and Testing](./incrcomp-debugging.md)
+    - [The parser](./the-parser.md)
+    - [`#[test]` Implementation](./test-implementation.md)
+    - [Macro expansion](./macro-expansion.md)
+    - [Name resolution](./name-resolution.md)
+    - [The HIR (High-level IR)](./hir.md)
+        - [Lowering AST to HIR](./lowering.md)
+        - [Debugging](./hir-debugging.md)
+    - [The `ty` module: representing types](./ty.md)
+    - [Kinds](./kinds.md)
+    - [Type inference](./type-inference.md)
+    - [Trait solving (old-style)](./traits/resolution.md)
+        - [Higher-ranked trait bounds](./traits/hrtb.md)
+        - [Caching subtleties](./traits/caching.md)
+        - [Specialization](./traits/specialization.md)
+    - [Trait solving (new-style)](./traits/index.md)
+        - [Lowering to logic](./traits/lowering-to-logic.md)
+            - [Goals and clauses](./traits/goals-and-clauses.md)
+            - [Equality and associated types](./traits/associated-types.md)
+            - [Implied bounds](./traits/implied-bounds.md)
+            - [Region constraints](./traits/regions.md)
+            - [The lowering module in rustc](./traits/lowering-module.md)
+            - [Lowering rules](./traits/lowering-rules.md)
+            - [Well-formedness checking](./traits/wf.md)
+        - [Canonical queries](./traits/canonical-queries.md)
+            - [Canonicalization](./traits/canonicalization.md)
+        - [The SLG solver](./traits/slg.md)
+        - [An Overview of Chalk](./traits/chalk-overview.md)
+        - [Bibliography](./traits/bibliography.md)
+    - [Type checking](./type-checking.md)
+        - [Method Lookup](./method-lookup.md)
+        - [Variance](./variance.md)
+        - [Existential Types](./existential-types.md)
+    - [The MIR (Mid-level IR)](./mir/index.md)
+        - [MIR construction](./mir/construction.md)
+        - [MIR visitor and traversal](./mir/visitor.md)
+        - [MIR passes: getting the MIR for a function](./mir/passes.md)
+        - [MIR optimizations](./mir/optimizations.md)
+        - [Debugging](./mir/debugging.md)
+    - [The borrow checker](./borrow_check.md)
+        - [Tracking moves and initialization](./borrow_check/moves_and_initialization.md)
+            - [Move paths](./borrow_check/moves_and_initialization/move_paths.md)
+        - [MIR type checker](./borrow_check/type_check.md)
+        - [Region inference](./borrow_check/region_inference.md)
+        - [Two-phase-borrows](./borrow_check/two_phase_borrows.md)
+    - [Constant evaluation](./const-eval.md)
+        - [miri const evaluator](./miri.md)
+    - [Parameter Environments](./param_env.md)
+    - [Code Generation](./codegen.md)
+        - [Updating LLVM](./codegen/updating-llvm.md)
+        - [Debugging LLVM](./codegen/debugging.md)
+    - [Profile-guided Optimization](./profile-guided-optimization.md)
 
 ---