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authorDevang Patel <dpatel@apple.com>2009-09-03 20:35:57 +0000
committerDevang Patel <dpatel@apple.com>2009-09-03 20:35:57 +0000
commitfaf8fa566493a3aefb18f784cf706aae6a1e569f (patch)
tree13fb83b017189b6de70684a5be143a8f75885379 /test/Linker
parent8d44b28bc6f615b9ad79b066987d53b1ea2a2942 (diff)
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There is not any need to copy metadata while merging modules.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80941 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Linker')
-rw-r--r--test/Linker/2009-09-03-mdnode.ll30
-rw-r--r--test/Linker/2009-09-03-mdnode2.ll25
2 files changed, 55 insertions, 0 deletions
diff --git a/test/Linker/2009-09-03-mdnode.ll b/test/Linker/2009-09-03-mdnode.ll
new file mode 100644
index 0000000000..11862f70b2
--- /dev/null
+++ b/test/Linker/2009-09-03-mdnode.ll
@@ -0,0 +1,30 @@
+; RUN: llvm-as < %s > %t.bc
+; RUN: llvm-as < %p/2009-09-03-mdnode2.ll > %t2.bc
+; RUN: llvm-link %t.bc %t2.bc
+
+declare void @f() nounwind
+
+define i32 @main(...) nounwind {
+entry:
+ %retval = alloca i32 ; <i32*> [#uses=2]
+ call void @llvm.dbg.func.start(metadata !0)
+ store i32 0, i32* %retval
+ call void @llvm.dbg.stoppoint(i32 4, i32 5, metadata !1)
+ call void @f()
+ br label %return
+
+return: ; preds = %entry
+ %0 = load i32* %retval ; <i32> [#uses=1]
+ call void @llvm.dbg.stoppoint(i32 5, i32 1, metadata !1)
+ call void @llvm.dbg.region.end(metadata !0)
+ ret i32 %0
+}
+
+declare void @llvm.dbg.func.start(metadata) nounwind readnone
+
+declare void @llvm.dbg.stoppoint(i32, i32, metadata) nounwind readnone
+
+declare void @llvm.dbg.region.end(metadata) nounwind readnone
+
+!0 = metadata !{i32 458798, i32 0, metadata !1, metadata !"main", metadata !"main", metadata !"main", metadata !1, i32 2, null, i1 false, i1 true}
+!1 = metadata !{i32 458769, i32 0, i32 12, metadata !"a.c", metadata !"/home/rich/ellcc/test/source", metadata !"ellcc 0.1.0", i1 true, i1 true, metadata !"", i32 0}
diff --git a/test/Linker/2009-09-03-mdnode2.ll b/test/Linker/2009-09-03-mdnode2.ll
new file mode 100644
index 0000000000..21589a49b7
--- /dev/null
+++ b/test/Linker/2009-09-03-mdnode2.ll
@@ -0,0 +1,25 @@
+; This file is used by 2009-09-03-mdnode.ll, so it doesn't actually do anything itself
+;
+; RUN: true
+
+define i32 @f(...) nounwind {
+entry:
+ %retval = alloca i32 ; <i32*> [#uses=1]
+ call void @llvm.dbg.func.start(metadata !0)
+ br label %return
+
+return: ; preds = %entry
+ %0 = load i32* %retval ; <i32> [#uses=1]
+ call void @llvm.dbg.stoppoint(i32 3, i32 1, metadata !1)
+ call void @llvm.dbg.region.end(metadata !0)
+ ret i32 %0
+}
+
+declare void @llvm.dbg.func.start(metadata) nounwind readnone
+
+declare void @llvm.dbg.stoppoint(i32, i32, metadata) nounwind readnone
+
+declare void @llvm.dbg.region.end(metadata) nounwind readnone
+
+!0 = metadata !{i32 458798, i32 0, metadata !1, metadata !"f", metadata !"f", metadata !"f", metadata !1, i32 1, null, i1 false, i1 true}
+!1 = metadata !{i32 458769, i32 0, i32 12, metadata !"b.c", metadata !"/home/rich/ellcc/test/source", metadata !"ellcc 0.1.0", i1 true, i1 true, metadata !"", i32 0}