[Linker] PR33527 - Linker::LinkOnlyNeeded should import AppendingLinkage globals
Linker::LinkOnlyNeeded should always import globals with
AppendingLinkage.
This resolves PR33527.
Differential Revision: https://reviews.llvm.org/D34448
llvm-svn: 310522
diff --git a/llvm/test/Linker/Inputs/only-needed-compiler-used.ll b/llvm/test/Linker/Inputs/only-needed-compiler-used.ll
new file mode 100644
index 0000000..6e837aa
--- /dev/null
+++ b/llvm/test/Linker/Inputs/only-needed-compiler-used.ll
@@ -0,0 +1,7 @@
+@used1 = global i8 4
+@used2 = global i32 123
+
+@llvm.compiler.used = appending global [2 x i8*] [
+ i8* @used1,
+ i8* bitcast (i32* @used2 to i8*)
+], section "llvm.metadata"
diff --git a/llvm/test/Linker/Inputs/only-needed-ctors.ll b/llvm/test/Linker/Inputs/only-needed-ctors.ll
new file mode 100644
index 0000000..d95f371
--- /dev/null
+++ b/llvm/test/Linker/Inputs/only-needed-ctors.ll
@@ -0,0 +1,20 @@
+define internal void @ctor1() {
+ call void @func1()
+ ret void
+}
+
+define internal void @ctor2() {
+ ret void
+}
+
+define void @func1() {
+ ret void
+}
+
+define void @unused() {
+ ret void
+}
+
+@llvm.global_ctors = appending global[2 x{i32, void() *, i8 * }] [
+ {i32, void() *, i8 * } { i32 2, void() *@ctor1, i8 *null},
+ {i32, void() *, i8 * } { i32 7, void() *@ctor2, i8 *null}]
diff --git a/llvm/test/Linker/Inputs/only-needed-dtors.ll b/llvm/test/Linker/Inputs/only-needed-dtors.ll
new file mode 100644
index 0000000..31aaf7b
--- /dev/null
+++ b/llvm/test/Linker/Inputs/only-needed-dtors.ll
@@ -0,0 +1,20 @@
+define internal void @dtor1() {
+ call void @func1()
+ ret void
+}
+
+define internal void @dtor2() {
+ ret void
+}
+
+define void @func1() {
+ ret void
+}
+
+define void @unused() {
+ ret void
+}
+
+@llvm.global_dtors = appending global[2 x{i32, void() *, i8 * }] [
+ {i32, void() *, i8 * } { i32 2, void() *@dtor1, i8 *null},
+ {i32, void() *, i8 * } { i32 7, void() *@dtor2, i8 *null}]
diff --git a/llvm/test/Linker/Inputs/only-needed-used.ll b/llvm/test/Linker/Inputs/only-needed-used.ll
new file mode 100644
index 0000000..9387a13
--- /dev/null
+++ b/llvm/test/Linker/Inputs/only-needed-used.ll
@@ -0,0 +1,7 @@
+@used1 = global i8 4
+@used2 = global i32 123
+
+@llvm.used = appending global [2 x i8*] [
+ i8* @used1,
+ i8* bitcast (i32* @used2 to i8*)
+], section "llvm.metadata"