| Duncan P. N. Exon Smith | 9c29666 | 2014-07-30 17:49:00 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-dis < %s.bc| FileCheck %s |
| 2 | |
| 3 | ; vaArgIntrinsic.3.2.ll.bc was generated by passing this file to llvm-as-3.2. |
| 4 | ; The test checks that LLVM does not misread variable argument intrinsic instructions |
| 5 | ; of older bitcode files. |
| 6 | |
| 7 | define i32 @varArgIntrinsic(i32 %X, ...) { |
| 8 | |
| 9 | %ap = alloca i8* |
| 10 | %ap2 = bitcast i8** %ap to i8* |
| 11 | |
| 12 | ; CHECK: call void @llvm.va_start(i8* %ap2) |
| 13 | call void @llvm.va_start(i8* %ap2) |
| 14 | |
| 15 | ; CHECK-NEXT: %tmp = va_arg i8** %ap, i32 |
| 16 | %tmp = va_arg i8** %ap, i32 |
| 17 | |
| 18 | %aq = alloca i8* |
| 19 | %aq2 = bitcast i8** %aq to i8* |
| 20 | |
| 21 | ; CHECK: call void @llvm.va_copy(i8* %aq2, i8* %ap2) |
| 22 | call void @llvm.va_copy(i8* %aq2, i8* %ap2) |
| 23 | ; CHECK-NEXT: call void @llvm.va_end(i8* %aq2) |
| 24 | call void @llvm.va_end(i8* %aq2) |
| 25 | |
| 26 | ; CHECK-NEXT: call void @llvm.va_end(i8* %ap2) |
| 27 | call void @llvm.va_end(i8* %ap2) |
| 28 | ret i32 %tmp |
| 29 | } |
| 30 | |
| 31 | declare void @llvm.va_start(i8*) |
| 32 | declare void @llvm.va_copy(i8*, i8*) |
| 33 | declare void @llvm.va_end(i8*) |