1 files changed, 86 insertions, 0 deletions
diff --git a/test/CodeGen/inline.c b/test/CodeGen/inline.c
new file mode 100644
index 000000000000..234f1f8d93a8
--- /dev/null
+++ b/test/CodeGen/inline.c
@@ -0,0 +1,86 @@
+// RUN: echo "C89 tests:" &&
+// RUN: clang %s -emit-llvm -S -o %t -std=c89 &&
+// RUN: grep "define available_externally i32 @ei()" %t &&
+// RUN: grep "define i32 @foo()" %t &&
+// RUN: grep "define i32 @bar()" %t &&
+// RUN: grep "define void @unreferenced1()" %t &&
+// RUN: not grep unreferenced2 %t &&
+// RUN: grep "define void @gnu_inline()" %t &&
+// RUN: grep "define available_externally void @gnu_ei_inline()" %t &&
+// RUN: grep "define i32 @test1" %t &&
+// RUN: grep "define i32 @test2" %t &&
+// RUN: grep "define void @test3()" %t &&
+// RUN: grep "define available_externally i32 @test4" %t &&
+// RUN: grep "define available_externally i32 @test5" %t &&
+
+// RUN: echo "\nC99 tests:" &&
+// RUN: clang %s -emit-llvm -S -o %t -std=c99 &&
+// RUN: grep "define i32 @ei()" %t &&
+// RUN: grep "define available_externally i32 @foo()" %t &&
+// RUN: grep "define i32 @bar()" %t &&
+// RUN: not grep unreferenced1 %t &&
+// RUN: grep "define void @unreferenced2()" %t &&
+// RUN: grep "define void @gnu_inline()" %t &&
+// RUN: grep "define available_externally void @gnu_ei_inline()" %t &&
+// RUN: grep "define i32 @test1" %t &&
+// RUN: grep "define i32 @test2" %t &&
+// RUN: grep "define available_externally void @test3" %t &&
+// RUN: grep "define available_externally i32 @test4" %t &&
+// RUN: grep "define i32 @test5" %t &&
+
+// RUN: echo "\nC++ tests:" &&
+// RUN: clang %s -emit-llvm -S -o %t -std=c++98 &&
+// RUN: grep "define linkonce_odr i32 @_Z2eiv()" %t &&
+// RUN: grep "define linkonce_odr i32 @_Z3foov()" %t &&
+// RUN: grep "define i32 @_Z3barv()" %t &&
+// RUN: not grep unreferenced %t &&
+// RUN: grep "define void @_Z10gnu_inlinev()" %t &&
+// RUN: grep "define available_externally void @_Z13gnu_ei_inlinev()" %t
+
+extern __inline int ei() { return 123; }
+
+__inline int foo() {
+  return ei();
+}
+
+int bar() { return foo(); }
+
+
+__inline void unreferenced1() {}
+extern __inline void unreferenced2() {}
+
+__inline __attribute((__gnu_inline__)) void gnu_inline() {}
+
+// PR3988
+extern __inline __attribute__((gnu_inline)) void gnu_ei_inline() {}
+void (*P)() = gnu_ei_inline;
+
+// <rdar://problem/6818429>
+int test1();
+__inline int test1() { return 4; }
+__inline int test2() { return 5; }
+__inline int test2();
+int test2();
+
+void test_test1() { test1(); }
+void test_test2() { test2(); }
+
+// PR3989
+extern __inline void test3() __attribute__((gnu_inline));
+__inline void test3() {}
+
+void test_test3() { test3(); }
+
+extern int test4(void);
+extern __inline __attribute__ ((__gnu_inline__)) int test4(void)
+{
+}
+
+void test_test4() { test4(); }
+
+extern __inline int test5(void);
+extern __inline int __attribute__ ((__gnu_inline__)) test5(void)
+{
+}
+
+void test_test5() { test5(); }