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- ; RUN: opt < %s -simplifycfg -S | \
- ; RUN: not grep " switch"
- ; 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 {
- 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
- ]
- sw.bb0: ; preds = %entry
- br label %return
- sw.bb1: ; preds = %entry
- br label %return
- sw.bb2: ; preds = %entry
- br label %return
- sw.bb3: ; preds = %entry
- br label %return
- sw.bb4: ; preds = %entry
- br label %return
- return: ; preds = %entry, %sw.bb4, %sw.bb3, %sw.bb2, %sw.bb1
- %retval.0 = phi i32 [ 4, %sw.bb4 ], [ 3, %sw.bb3 ], [ 2, %sw.bb2 ], [ 1, %sw.bb1 ], [ 0, %sw.bb0 ]
- ret i32 %retval.0
- }
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