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Add another variant of the testcase

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llvm-svn: 12834
This commit is contained in:
Chris Lattner 2004-04-11 19:01:35 +00:00
parent 02a9e10e74
commit 24592e688c
1 changed files with 15 additions and 0 deletions
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15
test/Regression/Analysis/LoadVN/dependent_loads.ll
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@ -1,5 +1,7 @@
; RUN: llvm-as < %s | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep sub
%S = type { int, sbyte }
sbyte %test(sbyte** %P) {
%A = load sbyte** %P
%B = load sbyte* %A
@ -10,3 +12,16 @@ sbyte %test(sbyte** %P) {
%R = sub sbyte %B, %Y
ret sbyte %R
}
sbyte %test(%S ** %P) {
%A = load %S** %P
%B = getelementptr %S* %A, int 0, ubyte 1
%C = load sbyte* %B
%X = load %S** %P
%Y = getelementptr %S* %X, int 0, ubyte 1
%Z = load sbyte* %Y
%R = sub sbyte %C, %Z
ret sbyte %R
}