| Edward O'Callaghan | 07e72fd | 2009-10-26 20:49:20 +0000 | [diff] [blame] | 1 | // RUN: clang-cc -emit-llvm -o - %s | FileCheck %s |
| Daniel Dunbar | 3c827a7 | 2008-08-05 23:31:02 +0000 | [diff] [blame] | 2 | |
| Mike Stump | c36541e | 2009-07-21 20:52:43 +0000 | [diff] [blame] | 3 | int x() { return 1; } |
| Daniel Dunbar | 3c827a7 | 2008-08-05 23:31:02 +0000 | [diff] [blame] | 4 | |
| Daniel Dunbar | 47d1e82 | 2009-11-11 03:48:26 +0000 | [diff] [blame] | 5 | // CHECK: [[retval:%.*]] = alloca i32 |
| 6 | // CHECK: store i32 1, i32* [[retval]] |
| 7 | // CHECK: [[load:%.*]] = load i32* [[retval]] |
| 8 | // CHECK: ret i32 [[load]] |
| Edward O'Callaghan | 07e72fd | 2009-10-26 20:49:20 +0000 | [diff] [blame] | 9 | |
| 10 | |
| Daniel Dunbar | 3c827a7 | 2008-08-05 23:31:02 +0000 | [diff] [blame] | 11 | int f() __attribute__((weak, alias("x"))); |
| 12 | |
| 13 | /* Test that we link to the alias correctly instead of making a new |
| 14 | forward definition. */ |
| 15 | int f(); |
| 16 | int h() { |
| 17 | return f(); |
| 18 | } |
| Edward O'Callaghan | 07e72fd | 2009-10-26 20:49:20 +0000 | [diff] [blame] | 19 | |
| Daniel Dunbar | 47d1e82 | 2009-11-11 03:48:26 +0000 | [diff] [blame] | 20 | // CHECK: [[retval:%.*]] = alloca i32 |
| 21 | // CHECK: [[call:%.*]] = call i32 (...)* @f() |
| 22 | // CHECK: store i32 [[call]], i32* [[retval]] |
| 23 | // CHECK: [[load:%.*]] = load i32* [[retval]] |
| 24 | // CHECK: ret i32 [[load]] |
| Edward O'Callaghan | 07e72fd | 2009-10-26 20:49:20 +0000 | [diff] [blame] | 25 | |