1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; This is currently failing because of bug in LoopSimplifyCFG. It does not update
3 ; duplicating Phi inputs properly.
5 ; RUN: opt -S -enable-loop-simplifycfg-term-folding=true -passes='require<domtree>,loop(loop-simplifycfg)' -debug-only=loop-simplifycfg -verify-loop-info -verify-dom-info -verify-loop-lcssa 2>&1 < %s | FileCheck %s
6 ; RUN: opt -S -enable-loop-simplifycfg-term-folding=true -passes=loop-simplifycfg -verify-memoryssa -debug-only=loop-simplifycfg -verify-loop-info -verify-dom-info -verify-loop-lcssa 2>&1 < %s | FileCheck %s
8 target datalayout = "P40"
10 @a = external global i16, align 1
12 define void @f1(i1 %cond) {
15 ; CHECK-NEXT: br label [[FOR_COND:%.*]]
17 ; CHECK-NEXT: br i1 [[COND:%.*]], label [[IF_THEN:%.*]], label [[FOR_INC:%.*]]
19 ; CHECK-NEXT: [[TMP0:%.*]] = load i16, ptr @a, align 1
20 ; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i16 [[TMP0]], 0
21 ; CHECK-NEXT: br label [[FOR_INC]]
23 ; CHECK-NEXT: [[C_1:%.*]] = phi i16 [ 2, [[IF_THEN]] ], [ 1, [[FOR_COND]] ]
24 ; CHECK-NEXT: br label [[FOR_COND]]
30 br i1 %cond, label %if.then, label %for.inc
33 %0 = load i16, ptr @a, align 1
34 %tobool = icmp ne i16 %0, 0
35 br i1 %tobool, label %for.inc, label %for.inc
38 %c.1 = phi i16 [ 2, %if.then ], [ 2, %if.then ], [ 1, %for.cond ]