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Add an "ATTRIBUTE_UNUSED" macro (and use it). It's for variables which are

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mainly used in debugging and/or assert situations. It should make the compiler
and the static analyzer stop nagging us about them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92181 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2009-12-28 01:20:29 +00:00
parent 8688888787
commit 079b6f5ee5
2 changed files with 8 additions and 1 deletions
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6
include/llvm/Support/Compiler.h
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@@ -29,6 +29,12 @@
#define ATTRIBUTE_USED
#endif
#if (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
#define ATTRIBUTE_UNUSED __attribute__((__unused__))
#else
#define ATTRIBUTE_UNUSED
#endif
#ifdef __GNUC__ // aka 'ATTRIBUTE_CONST' but following LLVM Conventions.
#define ATTRIBUTE_READNONE __attribute__((__const__))
#else