[llvm-commits] CVS: llvm/test/Regression/Transforms/InstCombine/alloca.ll

[Chris Lattner]

Changes in directory llvm/test/Regression/Transforms/InstCombine:

alloca.ll added (r1.1)

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Log message:

New testcase, the optimizer can delete zero sized allocas


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Diffs of the changes:  (+14 -0)

Index: llvm/test/Regression/Transforms/InstCombine/alloca.ll
diff -c /dev/null llvm/test/Regression/Transforms/InstCombine/alloca.ll:1.1
*** /dev/null	Fri Mar 19 00:07:54 2004
--- llvm/test/Regression/Transforms/InstCombine/alloca.ll	Fri Mar 19 00:07:43 2004
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*** 0 ****
--- 1,14 ----
+ ; Zero byte allocas should be deleted.
+ 
+ ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep alloca
+ 
+ declare void %use(...)
+ void %test() {
+ 	%X = alloca [0 x int]
+ 	call void(...)* %use([0 x int] *%X)
+ 	%Y = alloca int, uint 0
+ 	call void(...)* %use(int* %Y)
+ 	%Z = alloca {}
+ 	call void(...)* %use({}* %Z)
+ 	ret void
+ }