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| author | David Majnemer <david.majnemer@gmail.com> | 2015-07-08 05:07:05 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2015-07-08 05:07:05 +0000 |
| commit | 5ba945b1f474847c2f814746f7dbe47040d09756 (patch) | |
| tree | f692ce06e680e976ebf2c0016f875b7749023a12 /test/CodeGenCXX/x86_64-arguments-avx.cpp | |
| parent | a9812b841c5199814ccdcaa37d98a1a34af28cc8 (diff) | |
| download | clang-5ba945b1f474847c2f814746f7dbe47040d09756.tar.gz | |
[CodeGen] Don't crash classifying a union of an AVX vector and an int
We forgot to run postMerge after decided that the union had to be
classified as MEMORY. This left us with Lo == MEMORY and Hi == SSEUp
which is an invalid combination.
This fixes PR24021.
Differential Revision: http://reviews.llvm.org/D10908
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@241666 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/x86_64-arguments-avx.cpp')
| -rw-r--r-- | test/CodeGenCXX/x86_64-arguments-avx.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGenCXX/x86_64-arguments-avx.cpp b/test/CodeGenCXX/x86_64-arguments-avx.cpp index 29e693451d..2933d9445b 100644 --- a/test/CodeGenCXX/x86_64-arguments-avx.cpp +++ b/test/CodeGenCXX/x86_64-arguments-avx.cpp @@ -50,3 +50,12 @@ UU2 PR23082(UU2 x) { return x; } } + +namespace test3 { +union U { + __attribute__((__vector_size__(32))) float f1; + int f2; +}; +// CHECK: define i32 @_ZN5test31fENS_1UE({{.*}}* byval align 32 +int f(U u) { return u.f2; } +} |