| Eli Friedman | ddfb8d1 | 2011-11-03 20:31:28 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -emit-llvm -triple i386-apple-macosx10.7.2 < %s | FileCheck %s |
| 2 | |
| 3 | // The preferred alignment for a long long on x86-32 is 8; make sure the |
| 4 | // alloca for x uses that alignment. |
| 5 | int test (long long x) { |
| 6 | return (int)x; |
| 7 | } |
| Stephen Lin | 93ab6bf | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 8 | // CHECK-LABEL: define i32 @test |
| Eli Friedman | ddfb8d1 | 2011-11-03 20:31:28 +0000 | [diff] [blame] | 9 | // CHECK: alloca i64, align 8 |
| Eli Friedman | 1bb94a4 | 2011-11-03 21:39:02 +0000 | [diff] [blame] | 10 | |
| 11 | |
| 12 | // Make sure we honor the aligned attribute. |
| 13 | struct X { int x,y,z,a; }; |
| 14 | int test2(struct X x __attribute((aligned(16)))) { |
| 15 | return x.z; |
| 16 | } |
| Stephen Lin | 93ab6bf | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 17 | // CHECK-LABEL: define i32 @test2 |
| Eli Friedman | 1bb94a4 | 2011-11-03 21:39:02 +0000 | [diff] [blame] | 18 | // CHECK: alloca %struct.X, align 16 |