1 ; RUN: opt -S -simplifycfg < %s -mtriple=x86_64-apple-darwin12.0.0 | FileCheck %s 2 ; rdar://17735071 3 target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 4 target triple = "x86_64-apple-darwin12.0.0" 5 6 ; When tableindex can't fit into i2, we should extend the type to i3. 7 ; CHECK-LABEL: @_TFO6reduce1E5toRawfS0_FT_Si 8 ; CHECK: entry: 9 ; CHECK-NEXT: sub i2 %0, -2 10 ; CHECK-NEXT: zext i2 %switch.tableidx to i3 11 ; CHECK-NEXT: getelementptr inbounds [4 x i64], [4 x i64]* @switch.table, i32 0, i3 %switch.tableidx.zext 12 ; CHECK-NEXT: load i64, i64* %switch.gep 13 ; CHECK-NEXT: ret i64 %switch.load 14 define i64 @_TFO6reduce1E5toRawfS0_FT_Si(i2) { 15 entry: 16 switch i2 %0, label %1 [ 17 i2 0, label %2 18 i2 1, label %3 19 i2 -2, label %4 20 i2 -1, label %5 21 ] 22 23 ; <label>:1 ; preds = %entry 24 unreachable 25 26 ; <label>:2 ; preds = %2 27 br label %6 28 29 ; <label>:3 ; preds = %4 30 br label %6 31 32 ; <label>:4 ; preds = %6 33 br label %6 34 35 ; <label>:5 ; preds = %8 36 br label %6 37 38 ; <label>:6 ; preds = %3, %5, %7, %9 39 %7 = phi i64 [ 3, %5 ], [ 2, %4 ], [ 1, %3 ], [ 0, %2 ] 40 ret i64 %7 41 } 42
