xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGen/attr-weakref2.c (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338) 
1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -emit-llvm -triple i386-linux-gnu -o %t %s
2*f4a2713aSLionel Sambuc // RUN: FileCheck --input-file=%t %s
3*f4a2713aSLionel Sambuc 
4*f4a2713aSLionel Sambuc // CHECK: @test1_f = extern_weak global i32
5*f4a2713aSLionel Sambuc extern int test1_f;
6*f4a2713aSLionel Sambuc static int test1_g __attribute__((weakref("test1_f")));
test1_h(void)7*f4a2713aSLionel Sambuc int test1_h(void) {
8*f4a2713aSLionel Sambuc   return test1_g;
9*f4a2713aSLionel Sambuc }
10*f4a2713aSLionel Sambuc 
11*f4a2713aSLionel Sambuc // CHECK: @test2_f = common global i32 0, align 4
12*f4a2713aSLionel Sambuc int test2_f;
13*f4a2713aSLionel Sambuc static int test2_g __attribute__((weakref("test2_f")));
test2_h(void)14*f4a2713aSLionel Sambuc int test2_h(void) {
15*f4a2713aSLionel Sambuc   return test2_g;
16*f4a2713aSLionel Sambuc }
17*f4a2713aSLionel Sambuc 
18*f4a2713aSLionel Sambuc // CHECK: @test3_f = external global i32
19*f4a2713aSLionel Sambuc extern int test3_f;
20*f4a2713aSLionel Sambuc static int test3_g __attribute__((weakref("test3_f")));
test3_foo(void)21*f4a2713aSLionel Sambuc int test3_foo(void) {
22*f4a2713aSLionel Sambuc   return test3_f;
23*f4a2713aSLionel Sambuc }
test3_h(void)24*f4a2713aSLionel Sambuc int test3_h(void) {
25*f4a2713aSLionel Sambuc   return test3_g;
26*f4a2713aSLionel Sambuc }
27*f4a2713aSLionel Sambuc 
28*f4a2713aSLionel Sambuc // CHECK: @test4_f = common global i32 0, align 4
29*f4a2713aSLionel Sambuc extern int test4_f;
30*f4a2713aSLionel Sambuc static int test4_g __attribute__((weakref("test4_f")));
test4_h(void)31*f4a2713aSLionel Sambuc int test4_h(void) {
32*f4a2713aSLionel Sambuc   return test4_g;
33*f4a2713aSLionel Sambuc }
34*f4a2713aSLionel Sambuc int test4_f;
35*f4a2713aSLionel Sambuc 
36*f4a2713aSLionel Sambuc // CHECK: @test5_f = external global i32
37*f4a2713aSLionel Sambuc extern int test5_f;
38*f4a2713aSLionel Sambuc static int test5_g __attribute__((weakref("test5_f")));
test5_h(void)39*f4a2713aSLionel Sambuc int test5_h(void) {
40*f4a2713aSLionel Sambuc   return test5_g;
41*f4a2713aSLionel Sambuc }
test5_foo(void)42*f4a2713aSLionel Sambuc int test5_foo(void) {
43*f4a2713aSLionel Sambuc   return test5_f;
44*f4a2713aSLionel Sambuc }
45*f4a2713aSLionel Sambuc 
46*f4a2713aSLionel Sambuc // CHECK: @test6_f = extern_weak global i32
47*f4a2713aSLionel Sambuc extern int test6_f __attribute__((weak));
48*f4a2713aSLionel Sambuc static int test6_g __attribute__((weakref("test6_f")));
test6_h(void)49*f4a2713aSLionel Sambuc int test6_h(void) {
50*f4a2713aSLionel Sambuc   return test6_g;
51*f4a2713aSLionel Sambuc }
test6_foo(void)52*f4a2713aSLionel Sambuc int test6_foo(void) {
53*f4a2713aSLionel Sambuc   return test6_f;
54*f4a2713aSLionel Sambuc }
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