Add a testcase for basic bugpointing in the presence of metadata.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111955 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 34 insertions, 0 deletions

diff --git a/test/BugPoint/metadata.ll b/test/BugPoint/metadata.ll
new file mode 100644
index 0000000000..a78007881f
--- /dev/null
+++ b/test/BugPoint/metadata.ll
@@ -0,0 +1,34 @@
+; RUN: bugpoint -load %llvmlibsdir/BugpointPasses%shlibext %s -output-prefix %t -bugpoint-crashcalls -silence-passes > /dev/null
+; RUN: llvm-dis %t-reduced-simplified.bc -o - | FileCheck %s
+
+; Bugpoint should keep the call's metadata attached to the call.
+
+; CHECK: call void @foo(), !dbg !0, !attach !2
+; CHECK: !0 = metadata !{i32 104, i32 105, metadata !1, metadata !1}
+; CHECK: !1 = metadata !{i32 0, i32 0, i32 0, metadata !"source.c", metadata !"/dir", metadata !"me", i1 true, i1 false, metadata !"", i32 0}
+; CHECK: !2 = metadata !{metadata !"the call to foo"}
+
+%rust_task = type {}
+define void @test(i32* %a, i8* %b) {
+    %s = mul i8 22, 9, !attach !0, !dbg !10
+    store i8 %s, i8* %b, !attach !1, !dbg !11
+    call void @foo(), !attach !2, !dbg !12
+    store i32 7, i32* %a, !attach !3, !dbg !13
+    %t = add i32 0, 5, !attach !4, !dbg !14
+    ret void
+}
+
+declare void @foo()
+
+!0 = metadata !{metadata !"boring"}
+!1 = metadata !{metadata !"uninteresting"}
+!2 = metadata !{metadata !"the call to foo"}
+!3 = metadata !{metadata !"noise"}
+!4 = metadata !{metadata !"filler"}
+
+!9 = metadata !{i32 0, i32 0, i32 0, metadata !"source.c", metadata !"/dir", metadata !"me", i1 true, i1 false, metadata !"", i32 0}
+!10 = metadata !{i32 100, i32 101, metadata !9, metadata !9}
+!11 = metadata !{i32 102, i32 103, metadata !9, metadata !9}
+!12 = metadata !{i32 104, i32 105, metadata !9, metadata !9}
+!13 = metadata !{i32 106, i32 107, metadata !9, metadata !9}
+!14 = metadata !{i32 108, i32 109, metadata !9, metadata !9}