Improve compatibility with GCC regarding inline semantics in GNU89
mode and in the presence of __gnu_inline__ attributes. This should fix
both PR3989 and PR4069.
As part of this, we now keep track of all of the attributes attached
to each declaration even after we've performed declaration
merging. This fixes PR3264.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70292 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/inline.c b/test/CodeGen/inline.c
index 7bdf76d..234f1f8 100644
--- a/test/CodeGen/inline.c
+++ b/test/CodeGen/inline.c
@@ -7,9 +7,11 @@
// 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 void @test3()" %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 &&
@@ -22,6 +24,9 @@
// 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 &&
@@ -62,4 +67,20 @@
// PR3989
extern __inline void test3() __attribute__((gnu_inline));
-__inline void test3() {}
+__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(); }