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libc: enable sprintf FORTIFY_SOURCE under clang

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clang doesn't support __builtin_va_arg_pack(), so we have
to use #define instead.

Change-Id: I2ee75e6267d60cdf997fee6b9b0547bf68f062a1
This commit is contained in:
Nick Kralevich
2013-06-24 11:44:00 -07:00
parent 53ddcc9070
commit c6eb985454
5 changed files with 58 additions and 2 deletions
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14
tests/fortify2_test_clang.cpp
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@@ -109,6 +109,20 @@ TEST(Fortify2_Clang_DeathTest, strrchr_fortified) {
}
#endif
TEST(Fortify2_Clang_DeathTest, sprintf_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
char source_buf[15];
memcpy(source_buf, "12345678901234", 15);
ASSERT_EXIT(sprintf(buf, "%s", source_buf), testing::KilledBySignal(SIGABRT), "");
}
TEST(Fortify2_Clang_DeathTest, sprintf2_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[5];
ASSERT_EXIT(sprintf(buf, "aaaaa"), testing::KilledBySignal(SIGABRT), "");
}
TEST(Fortify2_Clang_DeathTest, strncat_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];