Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215

external/llvm/test/Transforms/SCCP/ipsccp-addr-taken.ll

@@ -0,0 +1,28 @@
+; RUN: opt -ipsccp -S < %s | FileCheck %s
+; PR7876
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-apple-darwin10.0.0"
+
+define internal i32 @foo() nounwind noinline ssp {
+entry:
+  ret i32 0
+; CHECK-LABEL: @foo(
+; CHECK: entry:
+; CHECK: ret i32 0
+}
+
+declare i32 @bar() 
+
+define internal i32 @test(i32 %c) nounwind noinline ssp {
+bb:
+  %tmp1 = icmp ne i32 %c, 0                       ; <i1> [#uses=1]
+  %tmp2 = select i1 %tmp1, i32 ()* @foo, i32 ()* @bar ; <i32 ()*> [#uses=1]
+  %tmp3 = tail call i32 %tmp2() nounwind          ; <i32> [#uses=1]
+  ret i32 %tmp3
+}
+
+define i32 @main() nounwind ssp {
+bb:
+  %tmp = tail call i32 @test(i32 1)               ; <i32> [#uses=1]
+  ret i32 %tmp
+}