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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [Formatter/Objective-C] Formatter should put __attribute__((foo)) on its own line before @interface / @implementation / @protocol"
href="https://bugs.llvm.org/show_bug.cgi?id=52015">52015</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[Formatter/Objective-C] Formatter should put __attribute__((foo)) on its own line before @interface / @implementation / @protocol
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Formatter
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>bhamiltoncx@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>djasper@google.com, klimek@google.com, llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>`ClangFormat` incorrectly removes line breaks after `__attribute__((foo))` when
followed by Objective-C `@interface` / `@implementation` / `@protocol`:
% cat /tmp/test.h
__attribute__((objc_subclassing_restricted))
@interface Foo
@end
% ./clang-format -debug -style=Google /tmp/test.h
Args: ./clang-format -debug -style=Google /tmp/test.h
File encoding: UTF8
Language: C++
----
Line(0, FSC=0): __attribute[T=88, OC=0] l_paren[T=88, OC=13] l_paren[T=88,
OC=14] identifier[T=88, OC=15] r_paren[T=88, OC=42] r_paren[T=88, OC=43]
at[T=88, OC=0] identifier[T=88, OC=1] identifier[T=88, OC=11]
Line(0, FSC=0): at[T=88, OC=0] identifier[T=88, OC=1]
Line(0, FSC=0): eof[T=88, OC=0]
Run 0...
Detected ObjC at location /tmp/test.h:2:1 token: @ token type: ObjCDecl
Replacements for run 0:
File encoding: UTF8
Language: Objective-C
----
Line(0, FSC=0): __attribute[T=88, OC=0] l_paren[T=88, OC=13] l_paren[T=88,
OC=14] identifier[T=88, OC=15] r_paren[T=88, OC=42] r_paren[T=88, OC=43]
at[T=88, OC=0] identifier[T=88, OC=1] identifier[T=88, OC=11]
Line(0, FSC=0): at[T=88, OC=0] identifier[T=88, OC=1]
Line(0, FSC=0): eof[T=88, OC=0]
Run 0...
AnnotatedTokens(L=0):
M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=__attribute L=13 PPK=2
FakeLParens= FakeRParens=0 II=0x55c3be1fb758 Text='__attribute__'
M=0 C=0 T=AttributeParen S=0 F=0 B=0 BK=0 P=23 Name=l_paren L=14 PPK=2
FakeLParens= FakeRParens=0 II=0x0 Text='('
M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=59 Name=l_paren L=15 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text='('
M=0 C=1 T=Unknown S=0 F=0 B=0 BK=0 P=79 Name=identifier L=42 PPK=2
FakeLParens= FakeRParens=0 II=0x55c3be230810 Text='objc_subclassing_restricted'
M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=63 Name=r_paren L=43 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=')'
M=0 C=0 T=AttributeParen S=0 F=0 B=0 BK=0 P=43 Name=r_paren L=44 PPK=2
FakeLParens= FakeRParens=0 II=0x0 Text=')'
M=0 C=1 T=ObjCDecl S=1 F=0 B=0 BK=0 P=23 Name=at L=46 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text='@'
M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=23 Name=identifier L=55 PPK=2
FakeLParens= FakeRParens=0 II=0x55c3be22f498 Text='interface'
M=0 C=0 T=StartOfName S=1 F=0 B=0 BK=0 P=220 Name=identifier L=59 PPK=2
FakeLParens= FakeRParens=0 II=0x55c3be230840 Text='Foo'
----
AnnotatedTokens(L=0):
M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=at L=1 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text='@'
M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=23 Name=identifier L=4 PPK=2 FakeLParens=
FakeRParens=0 II=0x55c3be22f428 Text='end'
----
AnnotatedTokens(L=0):
M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=eof L=0 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=''
----
Replacements for run 0:
/tmp/test.h: 44:+1:" "
__attribute__((objc_subclassing_restricted)) @interface Foo
@end</pre>
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