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| author | Marcin Koscielnicki <koriakin@0x04.net> | 2016-05-09 21:53:47 +0000 |
|---|---|---|
| committer | Marcin Koscielnicki <koriakin@0x04.net> | 2016-05-09 21:53:47 +0000 |
| commit | 4ce1f1ecd21731f9de9de7d1a7a21d07d14110f9 (patch) | |
| tree | 8eba201b45e95ed5b7ddca9f887769ea27cc0065 /lib/msan | |
| parent | 2cfbf740250ac9f7a8626caaf5698e8bc0c79efe (diff) | |
[MSan] Add a test for vararg with lots of non-vararg arguments.
This is a testcase for http://llvm.org/PR27646, hitting the bug on x86_64,
aarch64, mips.
Differential Revision: http://reviews.llvm.org/D19944
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@268981 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan')
| -rw-r--r-- | lib/msan/tests/msan_test.cc | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/msan/tests/msan_test.cc b/lib/msan/tests/msan_test.cc index 90900b2c8..f2a4a1306 100644 --- a/lib/msan/tests/msan_test.cc +++ b/lib/msan/tests/msan_test.cc @@ -2462,6 +2462,20 @@ TEST(MemorySanitizer, VAArgManyTest) { vaargsfn_many(1, 2, *x, 3, 4, 5, 6, 7, 8, 9, *y); } +static void vaargsfn_manyfix(int g1, int g2, int g3, int g4, int g5, int g6, int g7, int g8, int g9, ...) { + va_list vl; + va_start(vl, g9); + EXPECT_NOT_POISONED(va_arg(vl, int)); + EXPECT_POISONED(va_arg(vl, int)); + va_end(vl); +} + +TEST(MemorySanitizer, VAArgManyFixTest) { + int* x = GetPoisoned<int>(); + int* y = GetPoisoned<int>(); + vaargsfn_manyfix(1, *x, 3, 4, 5, 6, 7, 8, 9, 10, *y); +} + static void vaargsfn_pass2(va_list vl) { EXPECT_NOT_POISONED(va_arg(vl, int)); EXPECT_NOT_POISONED(va_arg(vl, int)); |