[llvm-commits] CVS: llvm/test/Regression/Analysis/DSGraph/mustalias.ll

[Chris Lattner]

Changes in directory llvm/test/Regression/Analysis/DSGraph:

mustalias.ll added (r1.1)

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Log message:

New testcase


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Diffs of the changes:

Index: llvm/test/Regression/Analysis/DSGraph/mustalias.ll
diff -c /dev/null llvm/test/Regression/Analysis/DSGraph/mustalias.ll:1.1
*** /dev/null	Sat Jun 28 18:52:45 2003
--- llvm/test/Regression/Analysis/DSGraph/mustalias.ll	Sat Jun 28 18:52:34 2003
***************
*** 0 ****
--- 1,17 ----
+ ; Test that ds-aa is returning must-alias information when it can.
+ 
+ ; RUN: as < %s | opt -no-aa -ds-aa -load-vn -gcse | dis | not grep load
+ 
+ %X = global int 20
+ 
+ implementation
+ 
+ int* %id(int* %P) { ret int* %P }
+ 
+ int %main() {
+ 	store int 0, int* %X
+ 	%XP = call int* %id(int* %X)
+ 	%A = load int* %XP        ; Should eliminate load!
+ 	ret int %A
+ }
+