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Add a test for canonicalizing ConstantExpr operands. 

llvm-svn: 96820
This commit is contained in:
Dan Gohman 2010-02-22 23:07:52 +00:00
parent 4c172c63e5
commit d8abbf0af6
1 changed files with 10 additions and 1 deletions
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11
llvm/test/Transforms/InstCombine/constant-fold-ptr-casts.ll
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@ -1,4 +1,4 @@
; RUN: opt < %s -instcombine -S | grep {ret i32 2143034560}
; RUN: opt < %s -instcombine -S | grep {ret i32 2143034560} | count 2
; Instcombine should be able to completely fold this code.
@ -16,3 +16,12 @@ entry:
ret i32 %t1
}
define i32 @goo() nounwind {
entry:
%tmp87.2 = load i64* inttoptr (i32 add (i32 ptrtoint ([3 x i64]* @bar to i32), i32 16) to i64*), align 8
%t0 = bitcast i64 %tmp87.2 to double
%tmp9192.2 = fptrunc double %t0 to float
%t1 = bitcast float %tmp9192.2 to i32
ret i32 %t1
}