http://llvm.org/bugs/show_bug.cgi?id=19242
Bug ID: 19242
Summary: attribute_deprecated_with_message enabled when
[[deprecated]] is not available
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: C++
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected]
Classification: Unclassified
Given:
#if !defined(__clang__)
#define __has_extension(x) 0
#endif
#if __has_extension(attribute_deprecated_with_message)
#define DEPR_ATTR [[deprecated]]
#else
#define DEPR_ATTR
#endif
DEPR_ATTR void something();
stephen@hal:~/dev/src/playground/cpp{master}$ g++ -c deprecated.cpp
stephen@hal:~/dev/src/playground/cpp{master}$ clang++ -c deprecated.cpp
deprecated.cpp:12:1: error: expected unqualified-id
DEPR_ATTR void something();
^
deprecated.cpp:7:19: note: expanded from macro 'DEPR_ATTR'
#define DEPR_ATTR [[deprecated]]
^
deprecated.cpp:12:1: error: expected expression
deprecated.cpp:7:20: note: expanded from macro 'DEPR_ATTR'
#define DEPR_ATTR [[deprecated]]
^
2 errors generated.
stephen@hal:~/dev/src/playground/cpp{master}$ clang++ -std=c++11 -c
deprecated.cpp
stephen@hal:~/dev/src/playground/cpp{master}$ clang++ --version
Ubuntu clang version 3.5.0-1~exp1 (trunk) (based on LLVM 3.5.0)
Target: x86_64-pc-linux-gnu
Thread model: posix
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