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Diffstat (limited to 'clang/test/Sema/pointer-subtract-compat.c')
-rw-r--r-- | clang/test/Sema/pointer-subtract-compat.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/clang/test/Sema/pointer-subtract-compat.c b/clang/test/Sema/pointer-subtract-compat.c new file mode 100644 index 0000000..b801f81 --- /dev/null +++ b/clang/test/Sema/pointer-subtract-compat.c @@ -0,0 +1,11 @@ +// RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic + +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 pointers to the function type 'void (void)' is a GNU extension}} +} |