[rtsan] Add fork/execve interceptors (#117198)
[llvm-project.git] / llvm / test / Transforms / LowerWidenableCondition / basic.ll
blobe4e0408e383d39d329eb5b79e72dbd242de618e9
1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -passes=lower-widenable-condition < %s        | FileCheck %s
3 ; RUN: opt -S -passes=lower-widenable-condition < %s | FileCheck %s
5 ; Basic test case: make sure that all widenable conditions turn into i1 true.
6 define void @f_0(i1 %cond_0, i1 %cond_1) {
7 ; CHECK-LABEL: @f_0(
8 ; CHECK-NEXT:  entry:
9 ; CHECK-NEXT:    [[EXIPLICIT_GUARD_COND:%.*]] = and i1 [[COND_0:%.*]], true
10 ; CHECK-NEXT:    br i1 [[EXIPLICIT_GUARD_COND]], label [[GUARDED:%.*]], label [[DEOPT:%.*]]
11 ; CHECK:       deopt:
12 ; CHECK-NEXT:    unreachable
13 ; CHECK:       guarded:
14 ; CHECK-NEXT:    [[EXIPLICIT_GUARD_COND4:%.*]] = and i1 [[COND_1:%.*]], true
15 ; CHECK-NEXT:    br i1 [[EXIPLICIT_GUARD_COND4]], label [[GUARDED1:%.*]], label [[DEOPT2:%.*]]
16 ; CHECK:       deopt2:
17 ; CHECK-NEXT:    unreachable
18 ; CHECK:       guarded1:
19 ; CHECK-NEXT:    ret void
21 entry:
22   %widenable_cond = call i1 @llvm.experimental.widenable.condition()
23   %exiplicit_guard_cond = and i1 %cond_0, %widenable_cond
24   br i1 %exiplicit_guard_cond, label %guarded, label %deopt
26 deopt:                                            ; preds = %entry
27   unreachable
29 guarded:                                          ; preds = %entry
30   %widenable_cond3 = call i1 @llvm.experimental.widenable.condition()
31   %exiplicit_guard_cond4 = and i1 %cond_1, %widenable_cond3
32   br i1 %exiplicit_guard_cond4, label %guarded1, label %deopt2
34 deopt2:                                           ; preds = %guarded
35   unreachable
37 guarded1:                                         ; preds = %guarded
38   ret void
41 ; Function Attrs: inaccessiblememonly nounwind
42 declare i1 @llvm.experimental.widenable.condition() #0
44 attributes #0 = { inaccessiblememonly nounwind }