diff options
| -rw-r--r-- | test/Transforms/InstCombine/extractvalue.ll | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/test/Transforms/InstCombine/extractvalue.ll b/test/Transforms/InstCombine/extractvalue.ll index e84b102923..59b996e130 100644 --- a/test/Transforms/InstCombine/extractvalue.ll +++ b/test/Transforms/InstCombine/extractvalue.ll @@ -17,8 +17,22 @@ define i32 @foo() { %ns1.2 = insertvalue {i32, {i32, i32}} %ns1.1, i32 %v1, 1, 0 %ns1 = insertvalue {i32, {i32, i32}} %ns1.2, i32 %v2, 1, 1 %s2 = extractvalue {i32, {i32, i32}} %ns1, 1 + %v3 = extractvalue {i32, {i32, i32}} %ns1, 1, 1 call void @bar({i32, i32} %s2) - %v3 = extractvalue {i32, {i32, i32}} %ns1, 1, 1 - ret i32 %v3 + + ; Use nested extractvalues to get to a value + %s3 = extractvalue {i32, {i32, i32}} %ns1, 1 + %v4 = extractvalue {i32, i32} %s3, 1 + call void @bar({i32, i32} %s3) + + ; Use nested insertvalues to build a nested struct + %s4.1 = insertvalue {i32, i32} undef, i32 %v3, 0 + %s4 = insertvalue {i32, i32} %s4.1, i32 %v4, 1 + %ns2 = insertvalue {i32, {i32, i32}} undef, {i32, i32} %s4, 1 + + ; And now extract a single value from there + %v5 = extractvalue {i32, {i32, i32}} %ns2, 1, 1 + + ret i32 %v5 } |