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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c b/gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c new file mode 100644 index 000000000..b21eb0071 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/builtin-object-size-12.c @@ -0,0 +1,19 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +extern void abort (void); +struct S { + int len; + char s[0]; +}; +int main() +{ + char buf[sizeof (struct S) + 32]; + if (__builtin_object_size (((struct S *)&buf[0])->s, 1) != 32) + abort (); + if (__builtin_object_size (((struct S *)&buf[1])->s, 1) != 31) + abort (); + if (__builtin_object_size (((struct S *)&buf[64])->s, 0) != 0) + abort (); + return 0; +} |