1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 2 2; RUN: opt -passes='print<scalar-evolution>' -disable-output %s 2>&1 | FileCheck %s 3 4define ptr @f() { 5; CHECK-LABEL: 'f' 6; CHECK-NEXT: Classifying expressions for: @f 7; CHECK-NEXT: %alloc = tail call dereferenceable(64) ptr @malloc(i64 64) 8; CHECK-NEXT: --> %alloc U: [1,-64) S: full-set 9; CHECK-NEXT: Determining loop execution counts for: @f 10; 11 %alloc = tail call dereferenceable(64) ptr @malloc(i64 64) 12 ret ptr %alloc 13} 14 15define ptr @f2() { 16; CHECK-LABEL: 'f2' 17; CHECK-NEXT: Classifying expressions for: @f2 18; CHECK-NEXT: %alloc = tail call dereferenceable_or_null(64) ptr @malloc(i64 64) 19; CHECK-NEXT: --> %alloc U: [0,-64) S: full-set 20; CHECK-NEXT: Determining loop execution counts for: @f2 21; 22 %alloc = tail call dereferenceable_or_null(64) ptr @malloc(i64 64) 23 ret ptr %alloc 24} 25 26define ptr @undefined_max() { 27; CHECK-LABEL: 'undefined_max' 28; CHECK-NEXT: Classifying expressions for: @undefined_max 29; CHECK-NEXT: %alloc = call nonnull ptr @malloc(i64 -1) 30; CHECK-NEXT: --> %alloc U: full-set S: full-set 31; CHECK-NEXT: Determining loop execution counts for: @undefined_max 32; 33 %alloc = call nonnull ptr @malloc(i64 -1) 34 ret ptr %alloc 35} 36 37declare noalias noundef ptr @malloc(i64 noundef) allockind("alloc,uninitialized") allocsize(0) 38