1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gdc.dg/attr_noicf1.d b/gcc/testsuite/gdc.dg/attr_noicf1.d
new file mode 100644
index 0000000..71a9aa1
--- /dev/null
+++ b/gcc/testsuite/gdc.dg/attr_noicf1.d
@@ -0,0 +1,30 @@
+// { dg-do compile }
+// { dg-options "-O2 -fno-inline" }
+
+import gcc.attributes;
+
+extern int t();
+
+int func()
+{
+    __gshared int var = 42;
+    int nested_1() @no_icf
+    {
+        return var++;
+    }
+    int nested_2()
+    {
+        return var++;
+    }
+    int nested_3()
+    {
+        return var++;
+    }
+    return nested_1() + nested_2() + nested_3();
+}
+
+@no_icf int var = 0; // { dg-warning ".no_icf. attribute ignored" }
+
+// { dg-final { scan-assembler "nested_1" } }
+// { dg-final { scan-assembler "nested_2" } }
+// { dg-final { scan-assembler-not "nested_3" } }