| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -instcombine -S < %s | FileCheck %s |
| |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare dso_local noalias noundef i8* @malloc(i64 noundef) local_unnamed_addr |
| declare i64 @llvm.objectsize.i64.p0i8(i8*, i1 immarg, i1 immarg, i1 immarg) |
| declare noalias i8* @strdup(i8*); |
| declare noalias i8* @__strdup(i8*); |
| declare noalias i8* @strndup(i8*, i64); |
| declare noalias i8* @__strndup(i8*, i64); |
| |
| @str = dso_local constant [11 x i8] c"toulbroc'h\00" |
| |
| define dso_local i64 @check_strdup(i32 noundef %n) local_unnamed_addr { |
| ; CHECK-LABEL: @check_strdup( |
| ; CHECK-NEXT: ret i64 11 |
| ; |
| %ptr = call noalias i8* @strdup(i8* noundef getelementptr inbounds ([11 x i8], [11 x i8]* @str, i64 0, i64 0)) |
| %size = call i64 @llvm.objectsize.i64.p0i8(i8* %ptr, i1 false, i1 true, i1 false) |
| ret i64 %size |
| } |
| |
| define dso_local i64 @check_dunder_strdup(i32 noundef %n) local_unnamed_addr { |
| ; CHECK-LABEL: @check_dunder_strdup( |
| ; CHECK-NEXT: ret i64 11 |
| ; |
| %ptr = call noalias i8* @__strdup(i8* noundef getelementptr inbounds ([11 x i8], [11 x i8]* @str, i64 0, i64 0)) |
| %size = call i64 @llvm.objectsize.i64.p0i8(i8* %ptr, i1 false, i1 true, i1 false) |
| ret i64 %size |
| } |
| |
| define dso_local i64 @check_strndup(i32 noundef %n) local_unnamed_addr { |
| ; CHECK-LABEL: @check_strndup( |
| ; CHECK-NEXT: ret i64 5 |
| ; |
| %ptr = call noalias i8* @strndup(i8* noundef getelementptr inbounds ([11 x i8], [11 x i8]* @str, i64 0, i64 0), i64 4) |
| %size = call i64 @llvm.objectsize.i64.p0i8(i8* %ptr, i1 false, i1 true, i1 false) |
| ret i64 %size |
| } |
| |
| define dso_local i64 @check_dunder_strndup(i32 noundef %n) local_unnamed_addr { |
| ; CHECK-LABEL: @check_dunder_strndup( |
| ; CHECK-NEXT: ret i64 5 |
| ; |
| %ptr = call noalias i8* @__strndup(i8* noundef getelementptr inbounds ([11 x i8], [11 x i8]* @str, i64 0, i64 0), i64 4) |
| %size = call i64 @llvm.objectsize.i64.p0i8(i8* %ptr, i1 false, i1 true, i1 false) |
| ret i64 %size |
| } |