Hi. This is equivalent patch for ARM target.
Ready for trunk? Thanks, Martin
>From 656a883bc5239439ba80743f15a8df704501ee71 Mon Sep 17 00:00:00 2001 From: marxin <mli...@suse.cz> Date: Tue, 20 Feb 2018 14:09:22 +0100 Subject: [PATCH 1/3] Add "native" as a valid option value for -march= on arm (PR driver/83193). gcc/ChangeLog: 2018-02-20 Martin Liska <mli...@suse.cz> PR driver/83193 * common/config/arm/arm-common.c (arm_print_hint_for_arch_option): Add "native" as a possible value. * config/arm/arm.h (HAVE_LOCAL_CPU_DETECT): Define the macro when native cpu detection is available. --- gcc/common/config/arm/arm-common.c | 6 ++++++ gcc/config/arm/arm.h | 1 + 2 files changed, 7 insertions(+) diff --git a/gcc/common/config/arm/arm-common.c b/gcc/common/config/arm/arm-common.c index fc585e0b0ee..50f0bad3e36 100644 --- a/gcc/common/config/arm/arm-common.c +++ b/gcc/common/config/arm/arm-common.c @@ -353,6 +353,12 @@ arm_print_hint_for_arch_option (const char *target, auto_vec<const char*> candidates; for (; list->common.name != NULL; list++) candidates.safe_push (list->common.name); + +#ifdef HAVE_LOCAL_CPU_DETECT + /* Add also "native" as possible value. */ + candidates.safe_push ("native"); +#endif + char *s; const char *hint = candidates_list_and_hint (target, s, candidates); if (hint) diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h index 6f3c4f461b9..bbf3937a592 100644 --- a/gcc/config/arm/arm.h +++ b/gcc/config/arm/arm.h @@ -2194,6 +2194,7 @@ extern const char *arm_target_thumb_only (int argc, const char **argv); an ARM chip. */ #if defined(__arm__) extern const char *host_detect_local_cpu (int argc, const char **argv); +#define HAVE_LOCAL_CPU_DETECT # define MCPU_MTUNE_NATIVE_FUNCTIONS \ { "local_cpu_detect", host_detect_local_cpu }, # define MCPU_MTUNE_NATIVE_SPECS \ -- 2.16.1