https://github.com/DominikAdamski created https://github.com/llvm/llvm-project/pull/168386
Declarations of stdio functions can be skipped for wrapper headers. Previous declarations of stdio functions caused compilation errors when the -std=c99 option is set. >From 05677f564bb075af55306e86d27c62139d05f7bf Mon Sep 17 00:00:00 2001 From: Dominik Adamski <[email protected]> Date: Mon, 17 Nov 2025 09:10:25 -0600 Subject: [PATCH] [libc] Fix wrapper headers if std=c99 is set Declarations of stdio functions can be skipped for wrapper headers. Previous declarations of stdio functions caused compilation errors when the -std=c99 option is set. --- clang/lib/Headers/llvm_libc_wrappers/stdio.h | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/clang/lib/Headers/llvm_libc_wrappers/stdio.h b/clang/lib/Headers/llvm_libc_wrappers/stdio.h index 950f91b3763e8..99b58c1b23254 100644 --- a/clang/lib/Headers/llvm_libc_wrappers/stdio.h +++ b/clang/lib/Headers/llvm_libc_wrappers/stdio.h @@ -60,7 +60,22 @@ #pragma omp begin declare target -#include <llvm-libc-decls/stdio.h> +#ifndef __LIBC_ATTRS +#define __LIBC_ATTRS +#endif + +#ifdef __cplusplus +extern "C" { +#endif +extern FILE * stderr; __LIBC_ATTRS; + +extern FILE * stdin; __LIBC_ATTRS; + +extern FILE * stdout; __LIBC_ATTRS; + +#ifdef __cplusplus +} +#endif #pragma omp end declare target _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
