| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep icmp |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 2 | |
| 3 | define i32 @test1(i32 %X) { |
| 4 | entry: |
| 5 | icmp slt i32 %X, 0 ; <i1>:0 [#uses=1] |
| 6 | zext i1 %0 to i32 ; <i32>:1 [#uses=1] |
| 7 | ret i32 %1 |
| 8 | } |
| 9 | |
| 10 | define i32 @test2(i32 %X) { |
| 11 | entry: |
| 12 | icmp ult i32 %X, -2147483648 ; <i1>:0 [#uses=1] |
| 13 | zext i1 %0 to i32 ; <i32>:1 [#uses=1] |
| 14 | ret i32 %1 |
| 15 | } |
| 16 | |
| 17 | define i32 @test3(i32 %X) { |
| 18 | entry: |
| 19 | icmp slt i32 %X, 0 ; <i1>:0 [#uses=1] |
| 20 | sext i1 %0 to i32 ; <i32>:1 [#uses=1] |
| 21 | ret i32 %1 |
| 22 | } |
| 23 | |
| 24 | define i32 @test4(i32 %X) { |
| 25 | entry: |
| 26 | icmp ult i32 %X, -2147483648 ; <i1>:0 [#uses=1] |
| 27 | sext i1 %0 to i32 ; <i32>:1 [#uses=1] |
| 28 | ret i32 %1 |
| 29 | } |
| 30 | |