From a40dc411b289af637e578c11d651f2608dfd28a6 Mon Sep 17 00:00:00 2001
From: Guangyao Ma <guangyao.ma@outlook.com>
Date: Tue, 15 Jun 2021 19:45:17 +0800
Subject: [PATCH] fix: avoid compile warning ignored

Close #I3VOAO

Change-Id: I42103e0e7061e50f8d63df98ea9f5cecd49fe6f4
Signed-off-by: Guangyao Ma <guangyao.ma@outlook.com>
---
 apps/config.mk                    |  2 +-
 build.sh                          | 12 ++++++------
 kernel/extended/vdso/usr/Makefile |  3 ++-
 3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/apps/config.mk b/apps/config.mk
index 5f6efe06..91e67d7c 100755
--- a/apps/config.mk
+++ b/apps/config.mk
@@ -37,7 +37,7 @@ LIBSOUT := $(OBJOUT)/libs
 IMGOUT  := $(OUT)
 
 # common flags config
-BASE_OPTS := -ffunction-sections -fdata-sections -fno-omit-frame-pointer -D_GNU_SOURCE \
+BASE_OPTS := -ffunction-sections -fdata-sections -fno-omit-frame-pointer -fno-common -fno-strict-aliasing -D_GNU_SOURCE \
              $(LITEOS_SSP) $(LITEOS_CORE_COPTS) $(WARNING_AS_ERROR) $(LLVM_EXTRA_OPTS) $(LITEOS_GCOV_OPTS)
 
 CFLAGS := -std=c99 -fno-exceptions $(BASE_OPTS) $(LITEOS_COPTS_OPTMIZE)
diff --git a/build.sh b/build.sh
index 4475a50a..41f4ddae 100755
--- a/build.sh
+++ b/build.sh
@@ -38,22 +38,22 @@ outdir="../..$3/test_info/gen/kernel/test"
 if [ "$5" = "tee" ]; then
     tee="_tee"
 fi
-productName="$(basename $7)"
-source="tools/build/config/${productName}_release.config"
+product_name="$(basename $7)"
+source="tools/build/config/${product_name}_release.config"
 if [ "$2" = "clang" ]; then
     if [ "$4" = "debug" ]; then
-        config_file="${productName}_$2$tee.config"
+        config_file="${product_name}_$2$tee.config"
         source="tools/build/config/debug/$config_file"
     else
-        config_file="${productName}_$2_release$tee.config"
+        config_file="${product_name}_$2_release$tee.config"
         source="tools/build/config/$config_file"
     fi
 elif [ "$2" = "gcc" ]; then
     if [ "$4" = "debug" ]; then
-        config_file="${productName}_debug_shell$tee.config"
+        config_file="${product_name}_debug_shell$tee.config"
         source="tools/build/config/$config_file"
     else
-        config_file="${productName}_release$tee.config"
+        config_file="${product_name}_release$tee.config"
         source="tools/build/config/$config_file"
     fi
 fi
diff --git a/kernel/extended/vdso/usr/Makefile b/kernel/extended/vdso/usr/Makefile
index aac0727e..f4bef985 100755
--- a/kernel/extended/vdso/usr/Makefile
+++ b/kernel/extended/vdso/usr/Makefile
@@ -37,7 +37,8 @@ VDSO_INCLUDE := -I $(LITEOSTOPDIR)/kernel/extended/vdso/include \
                 -I $(LITEOSTOPDIR)/kernel/common \
                 -I $(LITEOSTOPDIR)/bsd/compat/linuxkpi/include
 
-VDSO_CCFLAGS := -nostdlib -fPIC $(LITEOS_SSP) $(LITEOS_CORE_COPTS) $(WARNING_AS_ERROR) $(LITEOS_COPTS_OPTMIZE)
+VDSO_CCFLAGS := -nostdlib -fPIC -fno-common -fno-strict-aliasing \
+                $(LITEOS_SSP) $(LITEOS_CORE_COPTS) $(WARNING_AS_ERROR) $(LITEOS_COPTS_OPTMIZE)
 ifeq ($(LOSCFG_COMPILER_CLANG_LLVM), y)
 VDSO_CCFLAGS += $(LLVM_EXTRA_OPTS) --sysroot=$(LITEOSTOPDIR)/../../prebuilts/lite/sysroot/
 endif
-- 
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