FIX for PR1799: When a load is unfolded from an instruction, check if it is a new...

[oota-llvm.git] / test / CodeGen / X86 / 2007-12-16-BURRSchedCrash.ll

diff --git a/test/CodeGen/X86/2007-12-16-BURRSchedCrash.ll b/test/CodeGen/X86/2007-12-16-BURRSchedCrash.ll
new file mode 100644 (file)
index 0000000..8ad7705
--- /dev/null
+++ b/test/CodeGen/X86/2007-12-16-BURRSchedCrash.ll
@@ -0,0 +1,35 @@
+; RUN: llvm-as < %s | llc -mtriple=i686-pc-linux-gnu
+; PR1799
+
+       %struct.c34007g__designated___XUB = type { i32, i32, i32, i32 }
+       %struct.c34007g__pkg__parent = type { i32*, %struct.c34007g__designated___XUB* }
+
+define void @_ada_c34007g() {
+entry:
+       %x8 = alloca %struct.c34007g__pkg__parent, align 8              ; <%struct.c34007g__pkg__parent*> [#uses=2]
+       br i1 true, label %bb1271, label %bb848
+
+bb848:         ; preds = %entry
+       ret void
+
+bb1271:                ; preds = %bb898
+       %tmp1272 = getelementptr %struct.c34007g__pkg__parent* %x8, i32 0, i32 0                ; <i32**> [#uses=1]
+       %x82167 = bitcast %struct.c34007g__pkg__parent* %x8 to i64*             ; <i64*> [#uses=1]
+       br i1 true, label %bb4668, label %bb848
+
+bb4668:                ; preds = %bb4648
+       %tmp5464 = load i64* %x82167, align 8           ; <i64> [#uses=1]
+       %tmp5467 = icmp ne i64 0, %tmp5464              ; <i1> [#uses=1]
+       %tmp5470 = load i32** %tmp1272, align 8         ; <i32*> [#uses=1]
+       %tmp5471 = icmp eq i32* %tmp5470, null          ; <i1> [#uses=1]
+       call fastcc void @c34007g__pkg__create.311( %struct.c34007g__pkg__parent* null, i32 7, i32 9, i32 2, i32 4, i32 1 )
+       %tmp5475 = or i1 %tmp5471, %tmp5467             ; <i1> [#uses=1]
+       %tmp5497 = or i1 %tmp5475, false                ; <i1> [#uses=1]
+       br i1 %tmp5497, label %bb848, label %bb5507
+
+bb5507:                ; preds = %bb4668
+       ret void
+
+}
+
+declare fastcc void @c34007g__pkg__create.311(%struct.c34007g__pkg__parent*, i32, i32, i32, i32, i32)