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| author | Martin Sebor <msebor@redhat.com> | 2020-06-13 11:29:01 -0600 |
|---|---|---|
| committer | Martin Sebor <msebor@redhat.com> | 2020-06-13 11:29:01 -0600 |
| commit | 678178cbf3642f272459b2be675cc518b3121d09 (patch) | |
| tree | acffc470e130723b30cfac50a9682790cfafc04b | |
| parent | c19ef23bb984194a0db18332631c61d7417435ca (diff) | |
Correct test to avoid failures in ILP32.
Amends: PR middle-end/95353 - spurious -Wstringop-overflow writing to a trailing array plus offset.
gcc/testsuite/ChangeLog:
* gcc.dg/builtin-stringop-chk-5.c: Make assertions independent of
data model.
| -rw-r--r-- | gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c b/gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c index 5398e9f1f9c..b07629dad11 100644 --- a/gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c +++ b/gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c @@ -125,7 +125,7 @@ void test_memop_warn_alloc (const void *src) n = range (12, 32); - struct B *b = __builtin_malloc (sizeof *b * 2); + struct B *b = __builtin_malloc (sizeof (struct B[2])); memcpy (&b[0], src, n); /* { dg-warning "writing between 12 and 32 bytes into a region of size 8 " "memcpy into allocated" } */ escape (b); @@ -133,22 +133,22 @@ void test_memop_warn_alloc (const void *src) /* The following idiom of clearing multiple members of a struct is used in a few places in the Linux kernel. Verify that a warning is issued for it when it writes past the end of the array object. */ - memset (&b[0].a.b, 0, offsetfrom (struct B, b, a.b) + 1); /* { dg-warning "writing 8 bytes into a region of size " "memcpy into allocated" } */ + memset (&b[0].a.b, 0, offsetfrom (struct B, struct B[2], a.b) + 1); /* { dg-warning "writing 8 bytes into a region of size " "memcpy into allocated" } */ escape (b); - memset (&b->a.b, 0, offsetfrom (struct B, b, a.b) + 1); /* { dg-warning "writing 8 bytes into a region of size " "memcpy into allocated" } */ + memset (&b->a.b, 0, offsetfrom (struct B, struct B[2], a.b) + 1); /* { dg-warning "writing 8 bytes into a region of size " "memcpy into allocated" } */ escape (b); - memset (&b[0].c, 0, offsetfrom (struct B, b, c) + 1); /* { dg-warning "writing 7 bytes into a region of size " "memcpy into allocated" } */ + memset (&b[0].c, 0, offsetfrom (struct B, struct B[2], c) + 1); /* { dg-warning "writing 7 bytes into a region of size " "memcpy into allocated" } */ escape (b); - memset (&b->c, 0, offsetfrom (struct B, b, c) + 1); /* { dg-warning "writing 7 bytes into a region of size " "memcpy into allocated" } */ + memset (&b->c, 0, offsetfrom (struct B, struct B[2], c) + 1); /* { dg-warning "writing 7 bytes into a region of size " "memcpy into allocated" } */ escape (b); - memset (&b[0].d, 0, offsetfrom (struct B, b, d) + 1); /* { dg-warning "writing 6 bytes into a region of size " "memcpy into allocated" } */ + memset (&b[0].d, 0, offsetfrom (struct B, struct B[2], d) + 1); /* { dg-warning "writing 6 bytes into a region of size " "memcpy into allocated" } */ escape (b); - memset (&b->d, 0, offsetfrom (struct B, b, d) + 1); /* { dg-warning "writing 6 bytes into a region of size " "memcpy into allocated" } */ + memset (&b->d, 0, offsetfrom (struct B, struct B[2], d) + 1); /* { dg-warning "writing 6 bytes into a region of size " "memcpy into allocated" } */ escape (b); /* Same as above but clearing just elements of the second element |