[llvm-commits] CVS: llvm/test/Regression/Transforms/DeadStoreElimination/context-sensitive.llx

[Chris Lattner]

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

context-sensitive.llx added (r1.1)

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Log message:

New testcase.  DSE should delete all of the DEAD instructions.


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Diffs of the changes:  (+15 -0)

Index: llvm/test/Regression/Transforms/DeadStoreElimination/context-sensitive.llx
diff -c /dev/null llvm/test/Regression/Transforms/DeadStoreElimination/context-sensitive.llx:1.1
*** /dev/null	Mon Jul 26 21:19:37 2004
--- llvm/test/Regression/Transforms/DeadStoreElimination/context-sensitive.llx	Mon Jul 26 21:19:27 2004
***************
*** 0 ****
--- 1,15 ----
+ ; RUN: llvm-as < %s | opt -dse | llvm-dis | not grep DEAD
+ 
+ declare void %ext() 
+ 
+ int* %caller() {
+ 	%P = malloc int
+ 	%DEAD = load int* %P
+ 	%DEAD2 = add int %DEAD, 1
+ 	store int %DEAD2, int* %P  ;; dead store
+ 
+ 	call void %ext()         ; Can not clobber *P
+ 
+ 	store int 0, int* %P
+ 	ret int* %P
+ }