diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/analyzer/out-of-bounds-diagram-5-ascii.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/analyzer/out-of-bounds-diagram-5-ascii.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/analyzer/out-of-bounds-diagram-5-ascii.c b/gcc/testsuite/gcc.dg/analyzer/out-of-bounds-diagram-5-ascii.c new file mode 100644 index 0000000..e82bce9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/out-of-bounds-diagram-5-ascii.c @@ -0,0 +1,40 @@ +/* { dg-additional-options "-fdiagnostics-text-art-charset=ascii" } */ + +#include <string.h> + +void +test_non_ascii () +{ + char buf[5]; + strcpy (buf, "文字化け"); /* { dg-warning "stack-based buffer overflow" } */ + /* { dg-warning "'__builtin_memcpy' writing 13 bytes into a region of size 5 overflows the destination" "" { target *-*-* } .-1 } */ +} + +/* Without unicode support, we shouldn't show the printable unicode chars. */ + +/* { dg-begin-multiline-output "" } + + +-----+-----+-----+----+----++----+----+----+----+----+----+----+------+ + | [0] | [1] | [2] |[3] |[4] ||[5] |[6] |[7] |[8] |[9] |[10]|[11]| [12] | + +-----+-----+-----+----+----++----+----+----+----+----+----+----+------+ + |0xe6 |0x96 |0x87 |0xe5|0xad||0x97|0xe5|0x8c|0x96|0xe3|0x81|0x91| 0x00 | + +-----+-----+-----+----+----++----+----+----+----+----+----+----+------+ + | U+6587 | U+5b57 | U+5316 | U+3051 |U+0000| + +-----------------+---------------+--------------+--------------+------+ + | string literal (type: 'char[13]') | + +----------------------------------------------------------------------+ + | | | | | | | | | | | | | + | | | | | | | | | | | | | + v v v v v v v v v v v v v + +-----+----------------+----++-----------------------------------------+ + | [0] | ... |[4] || | + +-----+----------------+----+| after valid range | + | 'buf' (type: 'char[5]') || | + +---------------------------++-----------------------------------------+ + |~~~~~~~~~~~~~+~~~~~~~~~~~~~||~~~~~~~~~~~~~~~~~~~~+~~~~~~~~~~~~~~~~~~~~| + | | + +--------+--------+ +---------+---------+ + |capacity: 5 bytes| |overflow of 8 bytes| + +-----------------+ +-------------------+ + + { dg-end-multiline-output "" } */ |