diff options
Diffstat (limited to 'clang/test/Sema/array-bounds-ptr-arith.c')
-rw-r--r-- | clang/test/Sema/array-bounds-ptr-arith.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/clang/test/Sema/array-bounds-ptr-arith.c b/clang/test/Sema/array-bounds-ptr-arith.c new file mode 100644 index 0000000..022335b --- /dev/null +++ b/clang/test/Sema/array-bounds-ptr-arith.c @@ -0,0 +1,21 @@ +// RUN: %clang_cc1 -verify -Warray-bounds-pointer-arithmetic %s + +// Test case from PR10615 +struct ext2_super_block{ + unsigned char s_uuid[8]; // expected-note {{declared here}} +}; +void* ext2_statfs (struct ext2_super_block *es,int a) +{ + return (void *)es->s_uuid + sizeof(int); // no-warning +} +void* broken (struct ext2_super_block *es,int a) +{ + return (void *)es->s_uuid + 80; // expected-warning {{refers past the end of the array}} +} + +// Test case reduced from PR11594 +struct S { int n; }; +void pr11594(struct S *s) { + int a[10]; + int *p = a - s->n; +} |