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Diffstat (limited to 'test/Transforms/GlobalOpt')
| -rw-r--r-- | test/Transforms/GlobalOpt/2008-12-16-HeapSRACrash-2.ll | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/2008-12-16-HeapSRACrash-2.ll b/test/Transforms/GlobalOpt/2008-12-16-HeapSRACrash-2.ll new file mode 100644 index 0000000..cdc2771 --- /dev/null +++ b/test/Transforms/GlobalOpt/2008-12-16-HeapSRACrash-2.ll @@ -0,0 +1,24 @@ +; RUN: llvm-as < %s | opt -globalopt | llvm-dis +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i386-apple-darwin7" + %struct.foo = type { i32, i32 } +@X = internal global %struct.foo* null ; <%struct.foo**> [#uses=2] + +define void @bar(i32 %Size) nounwind noinline { +entry: + %tmp = malloc [1000000 x %struct.foo] ; <[1000000 x %struct.foo]*> [#uses=1] + %.sub = getelementptr [1000000 x %struct.foo]* %tmp, i32 0, i32 0 ; <%struct.foo*> [#uses=1] + store %struct.foo* %.sub, %struct.foo** @X, align 4 + ret void +} + +define i32 @baz() nounwind readonly noinline { +bb1.thread: + %tmpLD1 = load %struct.foo** @X, align 4 ; <%struct.foo*> [#uses=2] + br label %bb1 + +bb1: ; preds = %bb1, %bb1.thread + %tmp = phi %struct.foo* [ %tmpLD1, %bb1.thread ], [ %tmpLD1, %bb1 ] ; <%struct.foo*> [#uses=1] + %0 = getelementptr %struct.foo* %tmp, i32 1 ; <%struct.foo*> [#uses=0] + br label %bb1 +} |