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| author | Douglas Gregor <dgregor@apple.com> | 2009-01-23 19:03:35 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2009-01-23 19:03:35 +0000 |
| commit | 5da47ad57b8e899736015c01823cbb1a10518c30 (patch) | |
| tree | 7b0e975cf3bc686a309ec9ec3543d1c496789962 /clang/test/Sema/pointer-subtract-compat.c | |
| parent | 583cf0ac574d74b2fd05f2ee87ca3785e7406e8d (diff) | |
| download | bcm5719-llvm-5da47ad57b8e899736015c01823cbb1a10518c30.tar.gz bcm5719-llvm-5da47ad57b8e899736015c01823cbb1a10518c30.zip | |
Allow subtraction of function pointer types in C, as a GNU extension. Fixes rdar://problem/6520707
llvm-svn: 62859
Diffstat (limited to 'clang/test/Sema/pointer-subtract-compat.c')
| -rw-r--r-- | clang/test/Sema/pointer-subtract-compat.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/test/Sema/pointer-subtract-compat.c b/clang/test/Sema/pointer-subtract-compat.c index 4ed6abf8af7..9aebe9cdceb 100644 --- a/clang/test/Sema/pointer-subtract-compat.c +++ b/clang/test/Sema/pointer-subtract-compat.c @@ -4,3 +4,8 @@ typedef const char rchar; int a(char* a, rchar* b) { return a-b; } + +// <rdar://problem/6520707> +void f0(void (*fp)(void)) { + int x = fp - fp; // expected-warning{{arithmetic on pointer to function type 'void (*)(void)' is a GNU extension}} +} |
