Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/test/BugPoint/replace-funcs-with-null.ll

@@ -0,0 +1,17 @@
+; Test that bugpoint can reduce the set of functions by replacing them with null.
+;
+; RUN: bugpoint -load %llvmshlibdir/BugpointPasses%shlibext %s -output-prefix %t -replace-funcs-with-null -bugpoint-crash-decl-funcs -silence-passes -safe-run-llc
+; REQUIRES: loadable_module
+
+@foo2 = alias i32 (), i32 ()* @foo
+
+define i32 @foo() { ret i32 1 }
+
+define i32 @test() {
+	call i32 @test()
+	ret i32 %1
+}
+
+define i32 @bar() { ret i32 2 }
+
+@llvm.used = appending global [1 x i8*] [i8* bitcast (i32 ()* @foo to i8*)], section "llvm.metadata"