Re-apply 52002, allowing the verifier to accept non-MRV struct return

types on functions, with adjustments so that it accepts both
new-style aggregate returns and old-style MRV returns, including those
with only a single member.

llvm-svn: 52157

2 files changed, 41 insertions, 0 deletions

diff --git a/llvm/test/Assembler/aggregate-constant-values.ll b/llvm/test/Assembler/aggregate-constant-values.ll
new file mode 100644
index 00000000000..a37d03ebb38
--- /dev/null
+++ b/llvm/test/Assembler/aggregate-constant-values.ll
@@ -0,0 +1,27 @@
+; RUN: llvm-as < %s | llvm-dis | grep 7 | count 3
+
+define void @foo({i32, i32}* %x) nounwind {
+  store {i32, i32}{i32 7, i32 9}, {i32, i32}* %x
+  ret void
+}
+define void @foo_empty({}* %x) nounwind {
+  store {}{}, {}* %x
+  ret void
+}
+define void @bar([2 x i32]* %x) nounwind {
+  store [2 x i32][i32 7, i32 9], [2 x i32]* %x
+  ret void
+}
+define void @bar_empty([0 x i32]* %x) nounwind {
+  store [0 x i32][], [0 x i32]* %x
+  ret void
+}
+define void @qux(<{i32, i32}>* %x) nounwind {
+  store <{i32, i32}><{i32 7, i32 9}>, <{i32, i32}>* %x
+  ret void
+}
+define void @qux_empty(<{}>* %x) nounwind {
+  store <{}><{}>, <{}>* %x
+  ret void
+}
+
diff --git a/llvm/test/Assembler/aggregate-return-single-value.ll b/llvm/test/Assembler/aggregate-return-single-value.ll
new file mode 100644
index 00000000000..02fb59f8a0a
--- /dev/null
+++ b/llvm/test/Assembler/aggregate-return-single-value.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llvm-dis
+
+define { i32 } @fooa() nounwind {
+  ret i32 0
+}
+define { i32 } @foob() nounwind {
+  ret {i32}{ i32 0 }
+}
+define [1 x i32] @fooc() nounwind {
+  ret i32 0
+}
+define [1 x i32] @food() nounwind {
+  ret [1 x i32][ i32 0 ]
+}