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1// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -O0 -o - %s | FileCheck %s --check-prefix=NOTBAA2// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -O1 -o - %s | FileCheck %s --check-prefix=ERRNO-TBAA3// RUN: %clang_cc1 -triple x86_64-unknown-unknown -x c++ -emit-llvm -O1 -o - %s | FileCheck %s --check-prefix=ERRNO-TBAA4// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -O1 -relaxed-aliasing -o - %s | FileCheck %s --check-prefix=NOSTRICT5 6// Ensure !llvm.errno.tbaa metadata is emitted upon integer accesses, if TBAA is available.7 8int int_access(int *ptr) { return ptr ? *ptr : 0; }9 10// NOTBAA-NOT: !llvm.errno.tbaa11// ERRNO-TBAA: !llvm.errno.tbaa12// NOSTRICT-NOT: !llvm.errno.tbaa13