1 files changed, 93 insertions, 0 deletions
diff --git a/test/Transforms/Inline/alloca-merge-align-nodl.ll b/test/Transforms/Inline/alloca-merge-align-nodl.ll
new file mode 100644
index 0000000..203f52b
--- /dev/null
+++ b/test/Transforms/Inline/alloca-merge-align-nodl.ll
@@ -0,0 +1,93 @@
+; RUN: opt < %s -inline -S | FileCheck %s
+; This variant of the test has no data layout information.
+target triple = "powerpc64-unknown-linux-gnu"
+
+%struct.s = type { i32, i32 }
+
+define void @foo(%struct.s* byval nocapture readonly %a) {
+entry:
+  %x = alloca [2 x i32], align 4
+  %a1 = getelementptr inbounds %struct.s* %a, i64 0, i32 0
+  %0 = load i32* %a1, align 4, !tbaa !0
+  %arrayidx = getelementptr inbounds [2 x i32]* %x, i64 0, i64 0
+  store i32 %0, i32* %arrayidx, align 4, !tbaa !0
+  %b = getelementptr inbounds %struct.s* %a, i64 0, i32 1
+  %1 = load i32* %b, align 4, !tbaa !0
+  %arrayidx2 = getelementptr inbounds [2 x i32]* %x, i64 0, i64 1
+  store i32 %1, i32* %arrayidx2, align 4, !tbaa !0
+  call void @bar(i32* %arrayidx) #2
+  ret void
+}
+
+define void @foo0(%struct.s* byval nocapture readonly %a) {
+entry:
+  %x = alloca [2 x i32]
+  %a1 = getelementptr inbounds %struct.s* %a, i64 0, i32 0
+  %0 = load i32* %a1, align 4, !tbaa !0
+  %arrayidx = getelementptr inbounds [2 x i32]* %x, i64 0, i64 0
+  store i32 %0, i32* %arrayidx, align 4, !tbaa !0
+  %b = getelementptr inbounds %struct.s* %a, i64 0, i32 1
+  %1 = load i32* %b, align 4, !tbaa !0
+  %arrayidx2 = getelementptr inbounds [2 x i32]* %x, i64 0, i64 1
+  store i32 %1, i32* %arrayidx2, align 4, !tbaa !0
+  call void @bar(i32* %arrayidx) #2
+  ret void
+}
+
+declare void @bar(i32*) #1
+
+define void @goo(%struct.s* byval nocapture readonly %a) {
+entry:
+  %x = alloca [2 x i32], align 32
+  %a1 = getelementptr inbounds %struct.s* %a, i64 0, i32 0
+  %0 = load i32* %a1, align 4, !tbaa !0
+  %arrayidx = getelementptr inbounds [2 x i32]* %x, i64 0, i64 0
+  store i32 %0, i32* %arrayidx, align 32, !tbaa !0
+  %b = getelementptr inbounds %struct.s* %a, i64 0, i32 1
+  %1 = load i32* %b, align 4, !tbaa !0
+  %arrayidx2 = getelementptr inbounds [2 x i32]* %x, i64 0, i64 1
+  store i32 %1, i32* %arrayidx2, align 4, !tbaa !0
+  call void @bar(i32* %arrayidx) #2
+  ret void
+}
+
+; CHECK-LABEL: @main
+; CHECK: alloca [2 x i32], align 32
+; CHECK-NOT: alloca [2 x i32]
+; CHECK: ret i32 0
+
+define signext i32 @main() {
+entry:
+  %a = alloca i64, align 8
+  %tmpcast = bitcast i64* %a to %struct.s*
+  store i64 0, i64* %a, align 8
+  %a1 = bitcast i64* %a to i32*
+  store i32 1, i32* %a1, align 8, !tbaa !0
+  call void @foo(%struct.s* byval %tmpcast)
+  store i32 2, i32* %a1, align 8, !tbaa !0
+  call void @goo(%struct.s* byval %tmpcast)
+  ret i32 0
+}
+
+; CHECK-LABEL: @test0
+; CHECK: alloca [2 x i32], align 32
+; CHECK: alloca [2 x i32]
+; CHECK: ret i32 0
+
+define signext i32 @test0() {
+entry:
+  %a = alloca i64, align 8
+  %tmpcast = bitcast i64* %a to %struct.s*
+  store i64 0, i64* %a, align 8
+  %a1 = bitcast i64* %a to i32*
+  store i32 1, i32* %a1, align 8, !tbaa !0
+  call void @foo0(%struct.s* byval %tmpcast)
+  store i32 2, i32* %a1, align 8, !tbaa !0
+  call void @goo(%struct.s* byval %tmpcast)
+  ret i32 0
+}
+
+!0 = metadata !{metadata !"int", metadata !1}
+!1 = metadata !{metadata !"omnipotent char", metadata !2}
+!2 = metadata !{metadata !"Simple C/C++ TBAA"}
+