Files
clang-p2996/clang/test/Sema/patchable-function-entry-attr.c
Fangrui Song a44c434b68 Support function attribute patchable_function_entry
This feature is generic. Make it applicable for AArch64 and X86 because
the backend has only implemented NOP insertion for AArch64 and X86.

Reviewed By: nickdesaulniers, aaron.ballman

Differential Revision: https://reviews.llvm.org/D72221
2020-01-10 09:57:34 -08:00

18 lines
886 B
C

// RUN: %clang_cc1 -triple aarch64 -fsyntax-only -verify %s
// expected-error@+1 {{'patchable_function_entry' attribute takes at least 1 argument}}
__attribute__((patchable_function_entry)) void f();
// expected-error@+1 {{'patchable_function_entry' attribute takes no more than 2 arguments}}
__attribute__((patchable_function_entry(0, 0, 0))) void f();
// expected-error@+1 {{'patchable_function_entry' attribute requires a non-negative integral compile time constant expression}}
__attribute__((patchable_function_entry(-1))) void f();
int i;
// expected-error@+1 {{'patchable_function_entry' attribute requires parameter 0 to be an integer constant}}
__attribute__((patchable_function_entry(i))) void f();
// expected-error@+1 {{'patchable_function_entry' attribute requires integer constant between 0 and 0 inclusive}}
__attribute__((patchable_function_entry(1, 1))) void f();