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| author | Duncan Sands <baldrick@free.fr> | 2010-03-12 17:55:20 +0000 |
|---|---|---|
| committer | Duncan Sands <baldrick@free.fr> | 2010-03-12 17:55:20 +0000 |
| commit | 890edda7c22dd8525f9fe44085cfd7080e67dfee (patch) | |
| tree | 295322c484f3f1d9ae827475f5f30b8f36b39994 /test/Transforms/InstCombine | |
| parent | 5c213dc78cc717c30908212049e35cfdb950fa24 (diff) | |
| download | llvm-890edda7c22dd8525f9fe44085cfd7080e67dfee.tar.gz llvm-890edda7c22dd8525f9fe44085cfd7080e67dfee.tar.bz2 llvm-890edda7c22dd8525f9fe44085cfd7080e67dfee.tar.xz | |
When constant folding GEP of GEP, do not crash if an index of
the inner GEP is not a ConstantInt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98359 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine')
| -rw-r--r-- | test/Transforms/InstCombine/gepgep.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/gepgep.ll b/test/Transforms/InstCombine/gepgep.ll new file mode 100644 index 0000000000..9e681d28c4 --- /dev/null +++ b/test/Transforms/InstCombine/gepgep.ll @@ -0,0 +1,13 @@ +; RUN: opt < %s -instcombine -disable-output + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" +target triple = "x86_64-unknown-linux-gnu" + +@buffer = external global [64 x float] + +declare void @use(i8*) + +define void @f() { + call void @use(i8* getelementptr (i8* getelementptr (i8* bitcast ([64 x float]* @buffer to i8*), i64 and (i64 sub (i64 0, i64 ptrtoint ([64 x float]* @buffer to i64)), i64 63)), i64 64)) + ret void +} |