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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
3; PR7814
4
5@g_16 = global i64 -3738643449681751625, align 8
6@g_38 = global i32 0, align 4
7@.str = private constant [4 x i8] c"%d\0A\00"
8
9define i32 @main() nounwind {
10; CHECK-LABEL: main:
11; CHECK:       # %bb.0: # %entry
12; CHECK-NEXT:    xorl %eax, %eax
13; CHECK-NEXT:    cmpq {{.*}}(%rip), %rax
14; CHECK-NEXT:    sbbl %eax, %eax
15; CHECK-NEXT:    andl $150, %eax
16; CHECK-NEXT:    testb %al, %al
17; CHECK-NEXT:    jle .LBB0_1
18; CHECK-NEXT:  # %bb.2: # %if.then
19; CHECK-NEXT:    movl $1, {{.*}}(%rip)
20; CHECK-NEXT:    movl $1, %esi
21; CHECK-NEXT:    jmp .LBB0_3
22; CHECK-NEXT:  .LBB0_1: # %entry.if.end_crit_edge
23; CHECK-NEXT:    movl {{.*}}(%rip), %esi
24; CHECK-NEXT:  .LBB0_3: # %if.end
25; CHECK-NEXT:    pushq %rax
26; CHECK-NEXT:    movl $.L.str, %edi
27; CHECK-NEXT:    xorl %eax, %eax
28; CHECK-NEXT:    callq printf
29; CHECK-NEXT:    xorl %eax, %eax
30; CHECK-NEXT:    popq %rcx
31; CHECK-NEXT:    retq
32entry:
33  %tmp = load i64, i64* @g_16
34  %not.lnot = icmp ne i64 %tmp, 0
35  %conv = sext i1 %not.lnot to i64
36  %and = and i64 %conv, 150
37  %conv.i = trunc i64 %and to i8
38  %cmp = icmp sgt i8 %conv.i, 0
39  br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
40
41entry.if.end_crit_edge:
42  %tmp4.pre = load i32, i32* @g_38
43  br label %if.end
44
45if.then:
46  store i32 1, i32* @g_38
47  br label %if.end
48
49if.end:
50  %tmp4 = phi i32 [ %tmp4.pre, %entry.if.end_crit_edge ], [ 1, %if.then ] ; <i32> [#uses=1]
51  %call5 = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %tmp4) nounwind ; <i32> [#uses=0]
52  ret i32 0
53}
54
55declare i32 @printf(i8* nocapture, ...) nounwind
56
57