Added some docs + start to &mut self builder methods

3 files changed, 14 insertions, 14 deletions

diff --git a/src/librustc_codegen_llvm/builder.rs b/src/librustc_codegen_llvm/builder.rs
index 144ee3dd260..b013545d390 100644
--- a/src/librustc_codegen_llvm/builder.rs
+++ b/src/librustc_codegen_llvm/builder.rs
@@ -95,7 +95,7 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
         llfn: &'ll Value,
         name: &'b str
     ) -> Self {
-        let bx = Builder::with_cx(cx);
+        let mut bx = Builder::with_cx(cx);
         let llbb = unsafe {
             let name = SmallCStr::new(name);
             llvm::LLVMAppendBasicBlockInContext(
@@ -148,40 +148,40 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
         }
     }
 
-    fn set_value_name(&self, value: &'ll Value, name: &str) {
+    fn set_value_name(&mut self, value: &'ll Value, name: &str) {
         let cname = SmallCStr::new(name);
         unsafe {
             llvm::LLVMSetValueName(value, cname.as_ptr());
         }
     }
 
-    fn position_at_end(&self, llbb: &'ll BasicBlock) {
+    fn position_at_end(&mut self, llbb: &'ll BasicBlock) {
         unsafe {
             llvm::LLVMPositionBuilderAtEnd(self.llbuilder, llbb);
         }
     }
 
-    fn position_at_start(&self, llbb: &'ll BasicBlock) {
+    fn position_at_start(&mut self, llbb: &'ll BasicBlock) {
         unsafe {
             llvm::LLVMRustPositionBuilderAtStart(self.llbuilder, llbb);
         }
     }
 
-    fn ret_void(&self) {
+    fn ret_void(&mut self) {
         self.count_insn("retvoid");
         unsafe {
             llvm::LLVMBuildRetVoid(self.llbuilder);
         }
     }
 
-    fn ret(&self, v: &'ll Value) {
+    fn ret(&mut self, v: &'ll Value) {
         self.count_insn("ret");
         unsafe {
             llvm::LLVMBuildRet(self.llbuilder, v);
         }
     }
 
-    fn br(&self, dest: &'ll BasicBlock) {
+    fn br(&mut self, dest: &'ll BasicBlock) {
         self.count_insn("br");
         unsafe {
             llvm::LLVMBuildBr(self.llbuilder, dest);
@@ -189,7 +189,7 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
     }
 
     fn cond_br(
-        &self,
+        &mut self,
         cond: &'ll Value,
         then_llbb: &'ll BasicBlock,
         else_llbb: &'ll BasicBlock,
@@ -457,7 +457,7 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
     }
 
     fn alloca(&self, ty: &'ll Type, name: &str, align: Align) -> &'ll Value {
-        let bx = Builder::with_cx(self.cx);
+        let mut bx = Builder::with_cx(self.cx);
         bx.position_at_start(unsafe {
             llvm::LLVMGetFirstBasicBlock(self.llfn())
         });
diff --git a/src/librustc_codegen_llvm/intrinsic.rs b/src/librustc_codegen_llvm/intrinsic.rs
index 86a41fb05d1..7ea14055c3a 100644
--- a/src/librustc_codegen_llvm/intrinsic.rs
+++ b/src/librustc_codegen_llvm/intrinsic.rs
@@ -832,10 +832,10 @@ fn codegen_msvc_try(
 
         bx.set_personality_fn(bx.cx().eh_personality());
 
-        let normal = bx.build_sibling_block("normal");
+        let mut normal = bx.build_sibling_block("normal");
         let catchswitch = bx.build_sibling_block("catchswitch");
         let catchpad = bx.build_sibling_block("catchpad");
-        let caught = bx.build_sibling_block("caught");
+        let mut caught = bx.build_sibling_block("caught");
 
         let func = llvm::get_param(bx.llfn(), 0);
         let data = llvm::get_param(bx.llfn(), 1);
@@ -956,8 +956,8 @@ fn codegen_gnu_try(
         // expected to be `*mut *mut u8` for this to actually work, but that's
         // managed by the standard library.
 
-        let then = bx.build_sibling_block("then");
-        let catch = bx.build_sibling_block("catch");
+        let mut then = bx.build_sibling_block("then");
+        let mut catch = bx.build_sibling_block("catch");
 
         let func = llvm::get_param(bx.llfn(), 0);
         let data = llvm::get_param(bx.llfn(), 1);
diff --git a/src/librustc_codegen_llvm/lib.rs b/src/librustc_codegen_llvm/lib.rs
index 560d266e926..85a9e551abb 100644
--- a/src/librustc_codegen_llvm/lib.rs
+++ b/src/librustc_codegen_llvm/lib.rs
@@ -129,7 +129,7 @@ mod value;
 
 pub struct LlvmCodegenBackend(());
 
-impl BackendMethods for LlvmCodegenBackend {
+impl ExtraBackendMethods for LlvmCodegenBackend {
     type Module = ModuleLlvm;
     type OngoingCodegen = OngoingCodegen;