Use semantic line wrapping.

Author: ehuss

src/attributes/debugger.md

@@ -142,21 +142,18 @@ When the crate's debug executable is passed into GDB[^rust-gdb], `print bob` wil
 
 ## The `collapse_debuginfo` attribute
 
-The *`collapse_debuginfo` [attribute]* controls whether code locations from a macro definition are collapsed into a
-single location associated with the macro's call site, when generating debuginfo for code calling
-this macro.
+The *`collapse_debuginfo` [attribute]* controls whether code locations from a macro definition are collapsed into a single location associated with the macro's call site,
+when generating debuginfo for code calling this macro.
 
-The attribute uses the [_MetaListIdents_] syntax to specify its inputs, and can only be applied to
-macro definitions.
+The attribute uses the [_MetaListIdents_] syntax to specify its inputs, and can only be applied to macro definitions.
 
 Accepted options:
 - `#[collapse_debuginfo(yes)]` — code locations in debuginfo are collapsed.
 - `#[collapse_debuginfo(no)]` — code locations in debuginfo are not collapsed.
-- `#[collapse_debuginfo(external)]` — code locations in debuginfo are collapsed only if the macro
-  comes from a different crate.
+- `#[collapse_debuginfo(external)]` — code locations in debuginfo are collapsed only if the macro comes from a different crate.
 
-The `external` behavior is the default for macros that don't have this attribute, unless they are
-built-in macros. For built-in macros the default is `yes`.
+The `external` behavior is the default for macros that don't have this attribute, unless they are built-in macros.
+For built-in macros the default is `yes`.
 
 > **Note**: `rustc` has a `-C collapse-macro-debuginfo` CLI option to override both the default collapsing behavior and `#[collapse_debuginfo]` attributes.