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llvm-mirror/test/Transforms/GVN/crash-no-aa.ll
Chris Lattner ffedf37584 Fix PR5744, a case where we were getting the pointer size instead of the
value size.  This only manifested when memdep inprecisely returns clobber,
which is do to a caching issue in the PR5744 testcase.  We can 'efficiently
emulate' this by using '-no-aa'

llvm-svn: 91004
2009-12-10 00:11:45 +00:00

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LLVM

; RUN: opt -no-aa -gvn -S %s
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-v1
28:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-unknown-freebsd8.0"
; PR5744
define i32 @test1({i16, i32} *%P) {
%P2 = getelementptr {i16, i32} *%P, i32 0, i32 0
store i16 42, i16* %P2
%P3 = getelementptr {i16, i32} *%P, i32 0, i32 1
%V = load i32* %P3
ret i32 %V
}