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authorReid Spencer <rspencer@reidspencer.com>2007-01-17 07:59:14 +0000
committerReid Spencer <rspencer@reidspencer.com>2007-01-17 07:59:14 +0000
commit83b3d8267225d585678d5d3af9bba5735f4b415d (patch)
tree9d6c2ad7bfd568186e83a39e6f03e1c0bf415715 /llvm/test/Analysis/BasicAA/tailcall-modref.ll
parent100602d7561ca5e245db6194bddae86357d203d4 (diff)
downloadbcm5719-llvm-83b3d8267225d585678d5d3af9bba5735f4b415d.tar.gz
bcm5719-llvm-83b3d8267225d585678d5d3af9bba5735f4b415d.zip
Regression is gone, don't try to find it on clean target.
llvm-svn: 33296
Diffstat (limited to 'llvm/test/Analysis/BasicAA/tailcall-modref.ll')
-rw-r--r--llvm/test/Analysis/BasicAA/tailcall-modref.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/Analysis/BasicAA/tailcall-modref.ll b/llvm/test/Analysis/BasicAA/tailcall-modref.ll
new file mode 100644
index 00000000000..a92f85d122a
--- /dev/null
+++ b/llvm/test/Analysis/BasicAA/tailcall-modref.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | grep 'ret i32 0'
+declare void %foo(int*)
+declare void %bar()
+
+int %test() {
+ %A = alloca int
+ call void %foo(int* %A)
+
+ %X = load int* %A
+ tail call void %bar() ;; Cannot modify *%A because it's on the stack.
+ %Y = load int* %A
+ %Z = sub int %X, %Y
+ ret int %Z
+}
+
+
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