Merge commit '98ed962c7d3eebe12c97588e61245273d265e72f' into master

compiler/rustc_codegen_gcc/src/common.rs

@@ -21,7 +21,7 @@ impl<'gcc, 'tcx> CodegenCx<'gcc, 'tcx> {
 
     fn global_string(&self, string: &str) -> LValue<'gcc> {
         // TODO(antoyo): handle non-null-terminated strings.
-        let string = self.context.new_string_literal(&*string);
+        let string = self.context.new_string_literal(string);
         let sym = self.generate_local_symbol_name("str");
         let global = self.declare_private_global(&sym, self.val_ty(string));
         global.global_set_initializer_rvalue(string);
@@ -187,7 +187,8 @@ impl<'gcc, 'tcx> ConstMethods<'tcx> for CodegenCx<'gcc, 'tcx> {
                     return self
                         .context
                         .new_rvalue_from_double(ty, f32::from_bits(data as u32) as f64);
-                } else if ty == self.double_type {
+                }
+                if ty == self.double_type {
                     return self.context.new_rvalue_from_double(ty, f64::from_bits(data as u64));
                 }
 
@@ -297,7 +298,7 @@ impl<'gcc, 'tcx> SignType<'gcc, 'tcx> for Type<'gcc> {
         } else if self.is_ulonglong(cx) {
             cx.longlong_type
         } else {
-            self.clone()
+            *self
         }
     }
 
@@ -323,7 +324,7 @@ impl<'gcc, 'tcx> SignType<'gcc, 'tcx> for Type<'gcc> {
         } else if self.is_longlong(cx) {
             cx.ulonglong_type
         } else {
-            self.clone()
+            *self
         }
     }
 }
@@ -436,7 +437,7 @@ impl<'gcc, 'tcx> TypeReflection<'gcc, 'tcx> for Type<'gcc> {
     }
 
     fn is_vector(&self) -> bool {
-        let mut typ = self.clone();
+        let mut typ = *self;
         loop {
             if typ.dyncast_vector().is_some() {
                 return true;