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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/c-c++-common/ubsan/pr60613-2.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/c-c++-common/ubsan/pr60613-2.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/c-c++-common/ubsan/pr60613-2.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/pr60613-2.c b/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/pr60613-2.c new file mode 100644 index 000000000..92c2de81e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/c-c++-common/ubsan/pr60613-2.c @@ -0,0 +1,36 @@ +/* PR sanitizer/60613 */ +/* { dg-do run } */ +/* { dg-options "-fsanitize=undefined" } */ + +long long y; + +__attribute__((noinline, noclone)) long long +foo (long long x) +{ + asm (""); + if (x >= 0 || x < -2040) + return 23; + x += 2040; + return x - y; +} + +__attribute__((noinline, noclone)) long long +bar (long long x) +{ + asm (""); + return 8LL - x; +} + +int +main () +{ + y = -__LONG_LONG_MAX__ + 6; + if (foo (8 - 2040) != -__LONG_LONG_MAX__) + __builtin_abort (); + if (bar (-__LONG_LONG_MAX__ + 5) != -__LONG_LONG_MAX__ + 1) + __builtin_abort (); + return 0; +} + +/* { dg-output "signed integer overflow: 8 \\- -9223372036854775801 cannot be represented in type 'long long int'(\n|\r\n|\r)" } */ +/* { dg-output "\[^\n\r]*signed integer overflow: 8 \\- -9223372036854775802 cannot be represented in type 'long long int'" } */ |