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llvm-project/clang/test/Sema/nocf_check_attr_not_allowed.c

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Adding nocf_check attribute for cf-protection fine tuning The patch adds nocf_check target independent attribute for disabling checks that were enabled by cf-protection flag. The attribute can be appertained to functions and function pointers. Attribute name follows GCC's similar attribute name. Differential Revision: https://reviews.llvm.org/D41880 llvm-svn: 327768
2018-03-17 21:31:35 +08:00
// RUN: %clang_cc1 -triple powerpc-unknown-linux-gnu -fsyntax-only -verify -fcf-protection=branch %s
// RUN: %clang_cc1 -triple arm-unknown-linux-gnu -fsyntax-only -verify -fcf-protection=branch %s
// RUN: %clang_cc1 -triple arm-unknown-linux-gnu -fsyntax-only -verify %s
void __attribute__((nocf_check)) foo(); // expected-warning-re{{{{((unknown attribute 'nocf_check' ignored)|('nocf_check' attribute ignored; use -fcf-protection to enable the attribute))}}}}