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f7f3b50
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Add an assert to catch invalid VECTOR_SHUFFLE mask indices.
author
Dan Gohman
<gohman@apple.com>
Mon, 4 Aug 2008 23:09:15 +0000
(23:09 +0000)
committer
Dan Gohman
<gohman@apple.com>
Mon, 4 Aug 2008 23:09:15 +0000
(23:09 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54329
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp
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diff --git
a/lib/Target/X86/X86ISelLowering.cpp
b/lib/Target/X86/X86ISelLowering.cpp
index 7870cb0c1644ac2c11ef012873f371a0434f71c1..da1bd93295e082823e6b5b059393b8a48e755927 100644
(file)
--- a/
lib/Target/X86/X86ISelLowering.cpp
+++ b/
lib/Target/X86/X86ISelLowering.cpp
@@
-3665,6
+3665,7
@@
LowerVECTOR_SHUFFLE_4wide(SDValue V1, SDValue V2,
Locs[i] = std::make_pair(-1, -1);
} else {
unsigned Val = cast<ConstantSDNode>(Elt)->getValue();
+ assert(Val < 8 && "Invalid VECTOR_SHUFFLE index!");
if (Val < 4) {
Locs[i] = std::make_pair(0, NumLo);
Mask1[NumLo] = Elt;