Mercurial > hg > CbC > CbC_llvm
view llvm/test/Transforms/NewGVN/pr31491.ll @ 201:a96fbbdf2d0f
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Fri, 04 Jun 2021 21:07:06 +0900 |
parents | 1d019706d866 |
children | 2e18cbf3894f |
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -basicaa -newgvn -S | FileCheck %s ;; Test that we do not infinite loop on this testcase, and that we do not try ;; to replace the phi node argument with the result of the phi node. target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" define internal i32 @pr31491() { ; CHECK-LABEL: @pr31491( ; CHECK-NEXT: bb5: ; CHECK-NEXT: br label %bb7 ; CHECK: bb7: ; CHECK-NEXT: [[TMP:%.*]] = phi i8* [ [[TMP:%.*]]11, %bb10 ], [ undef, %bb5 ] ; CHECK-NEXT: br label %bb10 ; CHECK: bb10: ; CHECK-NEXT: [[TMP11:%.*]] = tail call i8* @patatino(i8* [[TMP]]) ; CHECK-NEXT: br label %bb7 ; bb5: br label %bb7 bb7: ; preds = %bb10, %bb5 %tmp = phi i8* [ %tmp11, %bb10 ], [ undef, %bb5 ] br label %bb10 bb10: ; preds = %bb7 %tmp11 = tail call i8* @patatino(i8* %tmp) br label %bb7 } declare i8* @patatino(i8*)