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From 106e2bb6f90409ca0edc77d9b7eba376d1e85876 Mon Sep 17 00:00:00 2001
From: Kerin Millar <kfm@plushkava.net>
Date: Thu, 4 Nov 2021 08:44:33 +0000
Subject: [PATCH] https://bugs.gentoo.org/814200#c20
Signed-off-by: Kerin Millar <kfm@plushkava.net>
---
scripts/gcc-plugin.sh | 66 ------------------------------------
scripts/gcc-plugins/Kconfig | 11 ++----
scripts/gcc-plugins/Makefile | 19 ++++-------
3 files changed, 8 insertions(+), 88 deletions(-)
delete mode 100755 scripts/gcc-plugin.sh
diff --git a/scripts/gcc-plugin.sh b/scripts/gcc-plugin.sh
deleted file mode 100755
index d3caefe53eab..000000000000
--- a/scripts/gcc-plugin.sh
+++ /dev/null
@@ -1,66 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-srctree=$(dirname "$0")
-
-SHOW_ERROR=
-if [ "$1" = "--show-error" ] ; then
- SHOW_ERROR=1
- shift || true
-fi
-
-gccplugins_dir=$($3 -print-file-name=plugin)
-plugincc=$($1 -E -x c++ - -o /dev/null -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
-#include "gcc-common.h"
-#if BUILDING_GCC_VERSION >= 4008 || defined(ENABLE_BUILD_WITH_CXX)
-#warning $2 CXX
-#else
-#warning $1 CC
-#endif
-EOF
-)
-
-if [ $? -ne 0 ]
-then
- if [ -n "$SHOW_ERROR" ] ; then
- echo "${plugincc}" >&2
- fi
- exit 1
-fi
-
-case "$plugincc" in
- *"$1 CC"*)
- echo "$1"
- exit 0
- ;;
-
- *"$2 CXX"*)
- # the c++ compiler needs another test, see below
- ;;
-
- *)
- exit 1
- ;;
-esac
-
-# we need a c++ compiler that supports the designated initializer GNU extension
-plugincc=$($2 -c -x c++ -std=gnu++98 - -fsyntax-only -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
-#include "gcc-common.h"
-class test {
-public:
- int test;
-} test = {
- .test = 1
-};
-EOF
-)
-
-if [ $? -eq 0 ]
-then
- echo "$2"
- exit 0
-fi
-
-if [ -n "$SHOW_ERROR" ] ; then
- echo "${plugincc}" >&2
-fi
-exit 1
diff --git a/scripts/gcc-plugins/Kconfig b/scripts/gcc-plugins/Kconfig
index e3569543bdac..162f17ff01d3 100644
--- a/scripts/gcc-plugins/Kconfig
+++ b/scripts/gcc-plugins/Kconfig
@@ -1,12 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
-preferred-plugin-hostcc := $(if-success,[ $(gcc-version) -ge 40800 ],$(HOSTCXX),$(HOSTCC))
-
-config PLUGIN_HOSTCC
- string
- default "$(shell,$(srctree)/scripts/gcc-plugin.sh "$(preferred-plugin-hostcc)" "$(HOSTCXX)" "$(CC)")" if CC_IS_GCC
- help
- Host compiler used to build GCC plugins. This can be $(HOSTCXX),
- $(HOSTCC), or a null string if GCC plugin is unsupported.
config HAVE_GCC_PLUGINS
bool
@@ -17,7 +9,8 @@ config HAVE_GCC_PLUGINS
menuconfig GCC_PLUGINS
bool "GCC plugins"
depends on HAVE_GCC_PLUGINS
- depends on PLUGIN_HOSTCC != ""
+ depends on CC_IS_GCC
+ depends on $(success,test -e $(shell,$(CC) -print-file-name=plugin)/include/plugin-version.h)
default y
help
GCC plugins are loadable modules that provide extra features to the
diff --git a/scripts/gcc-plugins/Makefile b/scripts/gcc-plugins/Makefile
index 9e95862f2788..e07236375248 100644
--- a/scripts/gcc-plugins/Makefile
+++ b/scripts/gcc-plugins/Makefile
@@ -1,19 +1,12 @@
# SPDX-License-Identifier: GPL-2.0
-PLUGINCC := $(CONFIG_PLUGIN_HOSTCC:"%"=%)
GCC_PLUGINS_DIR := $(shell $(CC) -print-file-name=plugin)
-ifeq ($(PLUGINCC),$(HOSTCC))
- HOSTLIBS := hostlibs
- HOST_EXTRACFLAGS += -I$(GCC_PLUGINS_DIR)/include -I$(src) -std=gnu99 -ggdb
- export HOST_EXTRACFLAGS
-else
- HOSTLIBS := hostcxxlibs
- HOST_EXTRACXXFLAGS += -I$(GCC_PLUGINS_DIR)/include -I$(src) -std=gnu++98 -fno-rtti
- HOST_EXTRACXXFLAGS += -fno-exceptions -fasynchronous-unwind-tables -ggdb
- HOST_EXTRACXXFLAGS += -Wno-narrowing -Wno-unused-variable
- HOST_EXTRACXXFLAGS += -Wno-format-diag
- export HOST_EXTRACXXFLAGS
-endif
+HOSTLIBS := hostcxxlibs
+HOST_EXTRACXXFLAGS += -I$(GCC_PLUGINS_DIR)/include -I$(src) -std=gnu++11 -fno-rtti
+HOST_EXTRACXXFLAGS += -fno-exceptions -fasynchronous-unwind-tables -ggdb
+HOST_EXTRACXXFLAGS += -Wno-narrowing -Wno-unused-variable
+HOST_EXTRACXXFLAGS += -Wno-format-diag
+export HOST_EXTRACXXFLAGS
$(obj)/randomize_layout_plugin.o: $(objtree)/$(obj)/randomize_layout_seed.h
quiet_cmd_create_randomize_layout_seed = GENSEED $@
--
2.33.1
|
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