| Rafael Espindola | 38048cd | 2014-03-12 20:15:49 +0000 | [diff] [blame] | 1 | ; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s |
| 2 | |
| 3 | |
| 4 | declare void @f() |
| David Blaikie | 21f77df | 2015-09-11 03:22:04 +0000 | [diff] [blame] | 5 | @fa = alias void (), void ()* @f |
| Rafael Espindola | 38048cd | 2014-03-12 20:15:49 +0000 | [diff] [blame] | 6 | ; CHECK: Alias must point to a definition |
| 7 | ; CHECK-NEXT: @fa |
| 8 | |
| 9 | @g = external global i32 |
| David Blaikie | 21f77df | 2015-09-11 03:22:04 +0000 | [diff] [blame] | 10 | @ga = alias i32, i32* @g |
| Rafael Espindola | 38048cd | 2014-03-12 20:15:49 +0000 | [diff] [blame] | 11 | ; CHECK: Alias must point to a definition |
| 12 | ; CHECK-NEXT: @ga |
| Rafael Espindola | 2d21b25 | 2014-06-03 02:41:57 +0000 | [diff] [blame] | 13 | |
| Rafael Espindola | 58019e7 | 2015-11-26 19:22:59 +0000 | [diff] [blame] | 14 | define available_externally void @f2() { |
| 15 | ret void |
| 16 | } |
| 17 | @fa2 = alias void(), void()* @f2 |
| 18 | ; CHECK: Alias must point to a definition |
| 19 | ; CHECK-NEXT: @fa2 |
| Rafael Espindola | 2d21b25 | 2014-06-03 02:41:57 +0000 | [diff] [blame] | 20 | |
| David Blaikie | 21f77df | 2015-09-11 03:22:04 +0000 | [diff] [blame] | 21 | @test2_a = alias i32, i32* @test2_b |
| 22 | @test2_b = alias i32, i32* @test2_a |
| Rafael Espindola | 2d21b25 | 2014-06-03 02:41:57 +0000 | [diff] [blame] | 23 | ; CHECK: Aliases cannot form a cycle |
| 24 | ; CHECK-NEXT: i32* @test2_a |
| 25 | ; CHECK-NEXT: Aliases cannot form a cycle |
| 26 | ; CHECK-NEXT: i32* @test2_b |
| 27 | |
| 28 | |
| 29 | @test3_a = global i32 42 |
| David Blaikie | 21f77df | 2015-09-11 03:22:04 +0000 | [diff] [blame] | 30 | @test3_b = weak alias i32, i32* @test3_a |
| 31 | @test3_c = alias i32, i32* @test3_b |
| Sanjoy Das | c9e3e3c | 2016-04-08 00:48:30 +0000 | [diff] [blame] | 32 | ; CHECK: Alias cannot point to an interposable alias |
| Rafael Espindola | 2d21b25 | 2014-06-03 02:41:57 +0000 | [diff] [blame] | 33 | ; CHECK-NEXT: i32* @test3_c |