1 | // FIXME: 32-bit target? |
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2 | // RUN: %clang_cc1 -triple x86_64-unknown-unknown %s -emit-llvm -o - | FileCheck %s |
3 | // PR1721 |
4 | |
5 | struct s { |
6 | unsigned long long u33: 33; |
7 | } a, b; |
8 | |
9 | // This should have %0 and %1 truncated to 33 bits before any operation. |
10 | // This can be done using i33 or an explicit and. |
11 | _Bool test(void) { |
12 | // CHECK: and i64 %[[TMP1:[^,]+]], 8589934591 |
13 | // CHECK-NOT: and i64 [[TMP1]], 8589934591 |
14 | // CHECK: and i64 %{{[^,]+}}, 8589934591 |
15 | return a.u33 + b.u33 != 0; |
16 | } |
17 |