diff options
| -rw-r--r-- | llvm/test/Transforms/SimplifyCFG/ForwardSwitchConditionToPHI.ll | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/ForwardSwitchConditionToPHI.ll b/llvm/test/Transforms/SimplifyCFG/ForwardSwitchConditionToPHI.ll index 1b70c065ba3..beb8d474426 100644 --- a/llvm/test/Transforms/SimplifyCFG/ForwardSwitchConditionToPHI.ll +++ b/llvm/test/Transforms/SimplifyCFG/ForwardSwitchConditionToPHI.ll @@ -1,18 +1,24 @@ -; RUN: opt < %s -simplifycfg -S | \ -; RUN: not grep " switch" +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -simplifycfg -S | FileCheck %s + ; PR10131 -; ModuleID = '<stdin>' target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32" target triple = "i386-pc-linux-gnu" define i32 @t(i32 %m) nounwind readnone { +; CHECK-LABEL: @t( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[SWITCH:%.*]] = icmp ult i32 [[M:%.*]], 4 +; CHECK-NEXT: [[M_:%.*]] = select i1 [[SWITCH]], i32 [[M]], i32 4 +; CHECK-NEXT: ret i32 [[M_]] +; entry: switch i32 %m, label %sw.bb4 [ - i32 0, label %sw.bb0 - i32 1, label %sw.bb1 - i32 2, label %sw.bb2 - i32 3, label %sw.bb3 + i32 0, label %sw.bb0 + i32 1, label %sw.bb1 + i32 2, label %sw.bb2 + i32 3, label %sw.bb3 ] sw.bb0: ; preds = %entry @@ -34,3 +40,4 @@ return: ; preds = %entry, %sw.bb4, %sw %retval.0 = phi i32 [ 4, %sw.bb4 ], [ 3, %sw.bb3 ], [ 2, %sw.bb2 ], [ 1, %sw.bb1 ], [ 0, %sw.bb0 ] ret i32 %retval.0 } + |
