diff options
Diffstat (limited to 'unittests/Support/AlignOfTest.cpp')
| -rw-r--r-- | unittests/Support/AlignOfTest.cpp | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/unittests/Support/AlignOfTest.cpp b/unittests/Support/AlignOfTest.cpp index f01e660..40f7295 100644 --- a/unittests/Support/AlignOfTest.cpp +++ b/unittests/Support/AlignOfTest.cpp @@ -9,19 +9,29 @@ #include "llvm/Support/AlignOf.h" #include "llvm/Support/Compiler.h" - #include "gtest/gtest.h" using namespace llvm; namespace { - // Disable warnings about questionable type definitions. // We're testing that even questionable types work with the alignment utilities. #ifdef _MSC_VER #pragma warning(disable:4584) #endif +// Suppress direct base '{anonymous}::S1' inaccessible in '{anonymous}::D9' +// due to ambiguity warning. +// +// Pragma based warning suppression was introduced in GGC 4.2. Additionally +// this warning is "enabled by default". The warning still appears if -Wall is +// suppressed. Apparently GCC suppresses it when -w is specifed, which is odd. +// At any rate, clang on the other hand gripes about -Wunknown-pragma, so +// leaving it out of this. +#if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402 && !defined(__clang__) +#pragma GCC diagnostic warning "-w" +#endif + // Define some fixed alignment types to use in these tests. #if __has_feature(cxx_alignas) struct alignas(1) A1 { }; @@ -310,6 +320,16 @@ TEST(AlignOfTest, BasicAlignedArray) { #ifndef _MSC_VER EXPECT_EQ(sizeof(V8), sizeof(AlignedCharArrayUnion<V8>)); #endif -} + EXPECT_EQ(1u, (alignOf<AlignedCharArray<1, 1> >())); + EXPECT_EQ(2u, (alignOf<AlignedCharArray<2, 1> >())); + EXPECT_EQ(4u, (alignOf<AlignedCharArray<4, 1> >())); + EXPECT_EQ(8u, (alignOf<AlignedCharArray<8, 1> >())); + EXPECT_EQ(16u, (alignOf<AlignedCharArray<16, 1> >())); + + EXPECT_EQ(1u, sizeof(AlignedCharArray<1, 1>)); + EXPECT_EQ(7u, sizeof(AlignedCharArray<1, 7>)); + EXPECT_EQ(2u, sizeof(AlignedCharArray<2, 2>)); + EXPECT_EQ(16u, sizeof(AlignedCharArray<2, 16>)); +} } |
