diff options
| author | Nick Lewycky <nicholas@mxc.ca> | 2013-12-31 19:30:47 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2013-12-31 19:30:47 +0000 |
| commit | 2d4ba2ebbafe401fa406e80b09546655fb7eab3e (patch) | |
| tree | f7fd361060b891271e22a72849a09b83c80477ce /llvm/test/Assembler/ConstantExprFoldSelect.ll | |
| parent | 0518453e2e35a7687da07b7ebb4aa5a402183811 (diff) | |
| download | bcm5719-llvm-2d4ba2ebbafe401fa406e80b09546655fb7eab3e.tar.gz bcm5719-llvm-2d4ba2ebbafe401fa406e80b09546655fb7eab3e.zip | |
Fold vector selects with undef elements in the condition. Fixes PR18319.
Patch by Ilia Filippov!
llvm-svn: 198267
Diffstat (limited to 'llvm/test/Assembler/ConstantExprFoldSelect.ll')
| -rw-r--r-- | llvm/test/Assembler/ConstantExprFoldSelect.ll | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/test/Assembler/ConstantExprFoldSelect.ll b/llvm/test/Assembler/ConstantExprFoldSelect.ll new file mode 100644 index 00000000000..b000e02653c --- /dev/null +++ b/llvm/test/Assembler/ConstantExprFoldSelect.ll @@ -0,0 +1,8 @@ +; RUN: llvm-as < %s | llvm-dis | FileCheck %s +; PR18319 + +define void @function() { + %c = trunc <4 x i16> select (<4 x i1> <i1 undef, i1 undef, i1 false, i1 true>, <4 x i16> <i16 undef, i16 2, i16 3, i16 4>, <4 x i16> <i16 -1, i16 -2, i16 -3, i16 -4>) to <4 x i8> +; CHECK: <i16 undef, i16 -2, i16 -3, i16 4> + ret void +} |
