Rollup merge of #29168 - aarzee:master, r=steveklabnik

Remove leading newlines; replace lines containing only whitespace with empty lines; replace multiple trailing newlines with a single newline; remove trailing whitespace in lines.

This PR was created semiautomatically.

31 files changed, 70 insertions, 70 deletions

diff --git a/src/doc/trpl/documentation.md b/src/doc/trpl/documentation.md
index 8cb58ecf2c7..ac4b51333a3 100644
--- a/src/doc/trpl/documentation.md
+++ b/src/doc/trpl/documentation.md
@@ -73,7 +73,7 @@ hello.rs:4 }
 ```
 
 This [unfortunate error](https://github.com/rust-lang/rust/issues/22547) is
-correct: documentation comments apply to the thing after them, and there's 
+correct: documentation comments apply to the thing after them, and there's
 nothing after that last comment.
 
 [rc-new]: https://doc.rust-lang.org/nightly/std/rc/struct.Rc.html#method.new
diff --git a/src/doc/trpl/method-syntax.md b/src/doc/trpl/method-syntax.md
index a2bdd66b0c2..d31d8232470 100644
--- a/src/doc/trpl/method-syntax.md
+++ b/src/doc/trpl/method-syntax.md
@@ -55,7 +55,7 @@ kinds of things `foo` could be: `self` if it’s just a value on the stack,
 `&self` if it’s a reference, and `&mut self` if it’s a mutable reference.
 Because we took the `&self` parameter to `area`, we can use it just like any
 other parameter. Because we know it’s a `Circle`, we can access the `radius`
-just like we would with any other `struct`. 
+just like we would with any other `struct`.
 
 We should default to using `&self`, as you should prefer borrowing over taking
 ownership, as well as taking immutable references over mutable ones. Here’s an
diff --git a/src/doc/trpl/mutability.md b/src/doc/trpl/mutability.md
index 2c4316e651a..71acb551e6e 100644
--- a/src/doc/trpl/mutability.md
+++ b/src/doc/trpl/mutability.md
@@ -84,7 +84,7 @@ philosophy, memory safety, and the mechanism by which Rust guarantees it, the
 
 > You may have one or the other of these two kinds of borrows, but not both at
 > the same time:
-> 
+>
 > * one or more references (`&T`) to a resource,
 > * exactly one mutable reference (`&mut T`).
 
diff --git a/src/doc/trpl/ownership.md b/src/doc/trpl/ownership.md
index 89116f77b41..d8ef44b782a 100644
--- a/src/doc/trpl/ownership.md
+++ b/src/doc/trpl/ownership.md
@@ -42,7 +42,7 @@ With that in mind, let’s learn about ownership.
 # Ownership
 
 [Variable bindings][bindings] have a property in Rust: they ‘have ownership’
-of what they’re bound to. This means that when a binding goes out of scope, 
+of what they’re bound to. This means that when a binding goes out of scope,
 Rust will free the bound resources. For example:
 
 ```rust
@@ -158,8 +158,8 @@ has no pointers to data somewhere else, copying it is a full copy.
 
 All primitive types implement the `Copy` trait and their ownership is
 therefore not moved like one would assume, following the ´ownership rules´.
-To give an example, the two following snippets of code only compile because the 
-`i32` and `bool` types implement the `Copy` trait. 
+To give an example, the two following snippets of code only compile because the
+`i32` and `bool` types implement the `Copy` trait.
 
 ```rust
 fn main() {
diff --git a/src/doc/trpl/references-and-borrowing.md b/src/doc/trpl/references-and-borrowing.md
index 3027f10aca5..13cfecdf1a7 100644
--- a/src/doc/trpl/references-and-borrowing.md
+++ b/src/doc/trpl/references-and-borrowing.md
@@ -233,7 +233,7 @@ So when we add the curly braces:
 ```rust
 let mut x = 5;
 
-{                   
+{
     let y = &mut x; // -+ &mut borrow starts here
     *y += 1;        //  |
 }                   // -+ ... and ends here
@@ -306,7 +306,7 @@ which was invalid. For example:
 
 ```rust,ignore
 let y: &i32;
-{ 
+{
     let x = 5;
     y = &x;
 }
@@ -323,7 +323,7 @@ error: `x` does not live long enough
 note: reference must be valid for the block suffix following statement 0 at
 2:16...
 let y: &i32;
-{ 
+{
     let x = 5;
     y = &x;
 }
diff --git a/src/doc/trpl/strings.md b/src/doc/trpl/strings.md
index aa1944a0993..18483664989 100644
--- a/src/doc/trpl/strings.md
+++ b/src/doc/trpl/strings.md
@@ -102,8 +102,8 @@ println!("");
 This prints:
 
 ```text
-229, 191, 160, 231, 138, 172, 227, 131, 143, 227, 131, 129, 229, 133, 172, 
-忠, 犬, ハ, チ, 公, 
+229, 191, 160, 231, 138, 172, 227, 131, 143, 227, 131, 129, 229, 133, 172,
+忠, 犬, ハ, チ, 公,
 ```
 
 As you can see, there are more bytes than `char`s.
diff --git a/src/libbacktrace/Makefile.am b/src/libbacktrace/Makefile.am
index c5f0dcbcf7a..ea78c701632 100644
--- a/src/libbacktrace/Makefile.am
+++ b/src/libbacktrace/Makefile.am
@@ -6,12 +6,12 @@
 # met:
 
 #     (1) Redistributions of source code must retain the above copyright
-#     notice, this list of conditions and the following disclaimer. 
+#     notice, this list of conditions and the following disclaimer.
 
 #     (2) Redistributions in binary form must reproduce the above copyright
 #     notice, this list of conditions and the following disclaimer in
 #     the documentation and/or other materials provided with the
-#     distribution.  
+#     distribution.
 
 #     (3) The name of the author may not be used to
 #     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/Makefile.in b/src/libbacktrace/Makefile.in
index b434d76edb6..16b1a72712f 100644
--- a/src/libbacktrace/Makefile.in
+++ b/src/libbacktrace/Makefile.in
@@ -23,12 +23,12 @@
 # met:
 
 #     (1) Redistributions of source code must retain the above copyright
-#     notice, this list of conditions and the following disclaimer. 
+#     notice, this list of conditions and the following disclaimer.
 
 #     (2) Redistributions in binary form must reproduce the above copyright
 #     notice, this list of conditions and the following disclaimer in
 #     the documentation and/or other materials provided with the
-#     distribution.  
+#     distribution.
 
 #     (3) The name of the author may not be used to
 #     endorse or promote products derived from this software without
@@ -137,10 +137,10 @@ LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
 	$(LDFLAGS) -o $@
 SOURCES = $(libbacktrace_la_SOURCES) $(EXTRA_libbacktrace_la_SOURCES) \
 	$(btest_SOURCES) $(stest_SOURCES)
-MULTISRCTOP = 
-MULTIBUILDTOP = 
-MULTIDIRS = 
-MULTISUBDIR = 
+MULTISRCTOP =
+MULTIBUILDTOP =
+MULTIDIRS =
+MULTISUBDIR =
 MULTIDO = true
 MULTICLEAN = true
 am__can_run_installinfo = \
@@ -389,7 +389,7 @@ config.h: stamp-h1
 stamp-h1: $(srcdir)/config.h.in $(top_builddir)/config.status
 	@rm -f stamp-h1
 	cd $(top_builddir) && $(SHELL) ./config.status config.h
-$(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps) 
+$(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
 	($(am__cd) $(top_srcdir) && $(AUTOHEADER))
 	rm -f stamp-h1
 	touch $@
@@ -407,7 +407,7 @@ clean-noinstLTLIBRARIES:
 	  echo "rm -f \"$${dir}/so_locations\""; \
 	  rm -f "$${dir}/so_locations"; \
 	done
-libbacktrace.la: $(libbacktrace_la_OBJECTS) $(libbacktrace_la_DEPENDENCIES) $(EXTRA_libbacktrace_la_DEPENDENCIES) 
+libbacktrace.la: $(libbacktrace_la_OBJECTS) $(libbacktrace_la_DEPENDENCIES) $(EXTRA_libbacktrace_la_DEPENDENCIES)
 	$(LINK)  $(libbacktrace_la_OBJECTS) $(libbacktrace_la_LIBADD) $(LIBS)
 
 clean-checkPROGRAMS:
@@ -418,10 +418,10 @@ clean-checkPROGRAMS:
 	list=`for p in $$list; do echo "$$p"; done | sed 's/$(EXEEXT)$$//'`; \
 	echo " rm -f" $$list; \
 	rm -f $$list
-btest$(EXEEXT): $(btest_OBJECTS) $(btest_DEPENDENCIES) $(EXTRA_btest_DEPENDENCIES) 
+btest$(EXEEXT): $(btest_OBJECTS) $(btest_DEPENDENCIES) $(EXTRA_btest_DEPENDENCIES)
 	@rm -f btest$(EXEEXT)
 	$(btest_LINK) $(btest_OBJECTS) $(btest_LDADD) $(LIBS)
-stest$(EXEEXT): $(stest_OBJECTS) $(stest_DEPENDENCIES) $(EXTRA_stest_DEPENDENCIES) 
+stest$(EXEEXT): $(stest_OBJECTS) $(stest_DEPENDENCIES) $(EXTRA_stest_DEPENDENCIES)
 	@rm -f stest$(EXEEXT)
 	$(LINK) $(stest_OBJECTS) $(stest_LDADD) $(LIBS)
 
diff --git a/src/libbacktrace/alloc.c b/src/libbacktrace/alloc.c
index b35afc603ba..c9d6a1406b7 100644
--- a/src/libbacktrace/alloc.c
+++ b/src/libbacktrace/alloc.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/atomic.c b/src/libbacktrace/atomic.c
index 096a2bed284..40e4ff93cf6 100644
--- a/src/libbacktrace/atomic.c
+++ b/src/libbacktrace/atomic.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/backtrace-supported.h.in b/src/libbacktrace/backtrace-supported.h.in
index 7d4b03350c9..976963e7104 100644
--- a/src/libbacktrace/backtrace-supported.h.in
+++ b/src/libbacktrace/backtrace-supported.h.in
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/backtrace.c b/src/libbacktrace/backtrace.c
index c87175cc892..8941375c6cd 100644
--- a/src/libbacktrace/backtrace.c
+++ b/src/libbacktrace/backtrace.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/backtrace.h b/src/libbacktrace/backtrace.h
index 3802d2579a2..f16ee36cbce 100644
--- a/src/libbacktrace/backtrace.h
+++ b/src/libbacktrace/backtrace.h
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/btest.c b/src/libbacktrace/btest.c
index c555165dcd8..a950a704f07 100644
--- a/src/libbacktrace/btest.c
+++ b/src/libbacktrace/btest.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
@@ -460,7 +460,7 @@ f23 (int f1line, int f2line)
 		       (unsigned int) bdata.index, j + 1);
 	      bdata.failed = 1;
 	    }
-	}      
+	}
 
       check ("test3", 0, all, f3line, "f23", &bdata.failed);
       check ("test3", 1, all, f2line, "f22", &bdata.failed);
diff --git a/src/libbacktrace/configure.ac b/src/libbacktrace/configure.ac
index f2c345cc361..30d890ef14a 100644
--- a/src/libbacktrace/configure.ac
+++ b/src/libbacktrace/configure.ac
@@ -6,12 +6,12 @@
 # met:
 
 #     (1) Redistributions of source code must retain the above copyright
-#     notice, this list of conditions and the following disclaimer. 
+#     notice, this list of conditions and the following disclaimer.
 
 #     (2) Redistributions in binary form must reproduce the above copyright
 #     notice, this list of conditions and the following disclaimer in
 #     the documentation and/or other materials provided with the
-#     distribution.  
+#     distribution.
 
 #     (3) The name of the author may not be used to
 #     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/dwarf.c b/src/libbacktrace/dwarf.c
index 9ba1a384f32..fd3beac01fb 100644
--- a/src/libbacktrace/dwarf.c
+++ b/src/libbacktrace/dwarf.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
@@ -1246,7 +1246,7 @@ add_unit_ranges (struct backtrace_state *state, uintptr_t base_address,
 
 static int
 find_address_ranges (struct backtrace_state *state, uintptr_t base_address,
-		     struct dwarf_buf *unit_buf, 
+		     struct dwarf_buf *unit_buf,
 		     const unsigned char *dwarf_str, size_t dwarf_str_size,
 		     const unsigned char *dwarf_ranges,
 		     size_t dwarf_ranges_size,
diff --git a/src/libbacktrace/elf.c b/src/libbacktrace/elf.c
index 292e5c0f07c..f0709c9c355 100644
--- a/src/libbacktrace/elf.c
+++ b/src/libbacktrace/elf.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/fileline.c b/src/libbacktrace/fileline.c
index e4b70795bf3..c1511472134 100644
--- a/src/libbacktrace/fileline.c
+++ b/src/libbacktrace/fileline.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/internal.h b/src/libbacktrace/internal.h
index 98ecc4c24a7..f6046ee6057 100644
--- a/src/libbacktrace/internal.h
+++ b/src/libbacktrace/internal.h
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/mmap.c b/src/libbacktrace/mmap.c
index 7f6601bc004..610548a8a4e 100644
--- a/src/libbacktrace/mmap.c
+++ b/src/libbacktrace/mmap.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/mmapio.c b/src/libbacktrace/mmapio.c
index 4c038b94c58..45f81a8593d 100644
--- a/src/libbacktrace/mmapio.c
+++ b/src/libbacktrace/mmapio.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/nounwind.c b/src/libbacktrace/nounwind.c
index 247986076b2..9952c0bcbfb 100644
--- a/src/libbacktrace/nounwind.c
+++ b/src/libbacktrace/nounwind.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/posix.c b/src/libbacktrace/posix.c
index b847ec64781..f6260a0044e 100644
--- a/src/libbacktrace/posix.c
+++ b/src/libbacktrace/posix.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/print.c b/src/libbacktrace/print.c
index 99c50099eab..271f41c0c59 100644
--- a/src/libbacktrace/print.c
+++ b/src/libbacktrace/print.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/read.c b/src/libbacktrace/read.c
index 641a3748399..70dd91ee97c 100644
--- a/src/libbacktrace/read.c
+++ b/src/libbacktrace/read.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/simple.c b/src/libbacktrace/simple.c
index 542a53ecb17..fc0f4f49801 100644
--- a/src/libbacktrace/simple.c
+++ b/src/libbacktrace/simple.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/sort.c b/src/libbacktrace/sort.c
index 9b61149e26a..01b1cb2b8a5 100644
--- a/src/libbacktrace/sort.c
+++ b/src/libbacktrace/sort.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/state.c b/src/libbacktrace/state.c
index 071c93945d5..373938865c7 100644
--- a/src/libbacktrace/state.c
+++ b/src/libbacktrace/state.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/stest.c b/src/libbacktrace/stest.c
index c4f9f5ec3b8..51071529189 100644
--- a/src/libbacktrace/stest.c
+++ b/src/libbacktrace/stest.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/libbacktrace/unknown.c b/src/libbacktrace/unknown.c
index 76dab7a21c1..953e96e510e 100644
--- a/src/libbacktrace/unknown.c
+++ b/src/libbacktrace/unknown.c
@@ -7,12 +7,12 @@ modification, are permitted provided that the following conditions are
 met:
 
     (1) Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer. 
+    notice, this list of conditions and the following disclaimer.
 
     (2) Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in
     the documentation and/or other materials provided with the
-    distribution.  
+    distribution.
 
     (3) The name of the author may not be used to
     endorse or promote products derived from this software without
diff --git a/src/test/run-make/save-analysis/Makefile b/src/test/run-make/save-analysis/Makefile
index 701bdee1109..7296fb9cc59 100644
--- a/src/test/run-make/save-analysis/Makefile
+++ b/src/test/run-make/save-analysis/Makefile
@@ -1,6 +1,6 @@
 -include ../tools.mk
 all: code
 krate2: krate2.rs
-	$(RUSTC) $< 
+	$(RUSTC) $<
 code: foo.rs krate2
 	$(RUSTC) foo.rs -Zsave-analysis