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authorDan Gohman <gohman@apple.com>2010-08-06 18:24:38 +0000
committerDan Gohman <gohman@apple.com>2010-08-06 18:24:38 +0000
commite68958fcdfb02296df153598c1610cefd915d51e (patch)
tree472946511f16ade3365f87abc2fed4fba9b43dea /llvm/test/Analysis
parent0cb2c7a25ed5496febb619a90ad68c7b1857e733 (diff)
downloadbcm5719-llvm-e68958fcdfb02296df153598c1610cefd915d51e.tar.gz
bcm5719-llvm-e68958fcdfb02296df153598c1610cefd915d51e.zip
Implement a proper getModRefInfo for va_arg.
llvm-svn: 110458
Diffstat (limited to 'llvm/test/Analysis')
-rw-r--r--llvm/test/Analysis/BasicAA/modref.ll11
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/Analysis/BasicAA/modref.ll b/llvm/test/Analysis/BasicAA/modref.ll
index a2aabf135f6..b9a3c5e58f6 100644
--- a/llvm/test/Analysis/BasicAA/modref.ll
+++ b/llvm/test/Analysis/BasicAA/modref.ll
@@ -123,3 +123,14 @@ define i32 @test5(i8* %P, i32 %Len) {
; CHECK: sub i32 %tmp, %tmp
}
+define i8 @test6(i8* %p, i8* noalias %a) {
+ %x = load i8* %a
+ %t = va_arg i8* %p, float
+ %y = load i8* %a
+ %z = add i8 %x, %y
+ ret i8 %z
+; CHECK: @test6
+; CHECK: load i8* %a
+; CHECK-NOT: load
+; CHECK: ret
+}
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