| Daniel Dunbar | d7d5f02 | 2009-03-24 02:24:46 +0000 | [diff] [blame] | 1 | // RUN: clang-cc -triple i386-pc-linux-gnu -emit-llvm -o %t %s && |
| Daniel Dunbar | 5e1e1f9 | 2009-03-19 08:27:24 +0000 | [diff] [blame] | 2 | // RUN: grep '@g0 = common global i32 0' %t && |
| 3 | // RUN: grep '@f1 = alias void ()\* @f0' %t && |
| 4 | // RUN: grep '@g1 = alias i32\* @g0' %t && |
| Chris Lattner | 82227ff | 2009-03-22 21:21:57 +0000 | [diff] [blame] | 5 | // RUN: grep 'define void @f0() nounwind {' %t && |
| Daniel Dunbar | 5e1e1f9 | 2009-03-19 08:27:24 +0000 | [diff] [blame] | 6 | |
| 7 | void f0(void) { } |
| 8 | extern void f1(void); |
| 9 | extern void f1(void) __attribute((alias("f0"))); |
| 10 | |
| 11 | int g0; |
| 12 | extern int g1; |
| 13 | extern int g1 __attribute((alias("g0"))); |
| Chris Lattner | 82227ff | 2009-03-22 21:21:57 +0000 | [diff] [blame] | 14 | |
| 15 | // Make sure that aliases cause referenced values to be emitted. |
| 16 | // PR3200 |
| 17 | // RUN: grep 'define internal i32 @foo1()' %t && |
| 18 | static inline int foo1() { return 0; } |
| 19 | int foo() __attribute__((alias("foo1"))); |
| 20 | |
| 21 | |
| 22 | // RUN: grep '@bar1 = internal global i32 42' %t |
| Eli Friedman | 85a5319 | 2009-04-07 19:37:57 +0000 | [diff] [blame] | 23 | static int bar1 = 42; |
| Chris Lattner | 82227ff | 2009-03-22 21:21:57 +0000 | [diff] [blame] | 24 | int bar() __attribute__((alias("bar1"))); |
| 25 | |
| Chris Lattner | 35f6c13 | 2009-03-22 21:39:12 +0000 | [diff] [blame] | 26 | |
| 27 | extern int test6(); |
| 28 | void test7() { test6(); } // test6 is emitted as extern. |
| 29 | |
| 30 | // test6 changes to alias. |
| 31 | int test6() __attribute__((alias("test7"))); |
| 32 | |