-----Original Message-----
From: Liu, Zhiguang <zhiguang.liu@...>
Sent: Monday, February 3, 2020 4:15 PM
To: devel@edk2.groups.io
Cc: Feng, Bob C <bob.c.feng@...>; Gao, Liming <liming.gao@...>
Subject: [PATCH 1/2] BaseTools: append -DNO_MSABI_VA_FUNCS option in CLANGPDB tool chain

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=2415

For CLANGPDB tool chain and X64, use MS ABI version of GCC built-in macros for
variable argument lists to be align with CLANG38 tool chain.

Cc: Bob Feng <bob.c.feng@...>
Cc: Liming Gao <liming.gao@...>

Signed-off-by: Zhiguang Liu <zhiguang.liu@...>
---
BaseTools/Conf/tools_def.template | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/BaseTools/Conf/tools_def.template b/BaseTools/Conf/tools_def.template
index feee2bbf16..b29a823cfd 100755
--- a/BaseTools/Conf/tools_def.template
+++ b/BaseTools/Conf/tools_def.template
@@ -2759,7 +2759,7 @@ DEFINE CLANGPDB_IA32_TARGET = -target i686-unknown-windows
DEFINE CLANGPDB_X64_TARGET = -target x86_64-unknown-windows

DEFINE CLANGPDB_WARNING_OVERRIDES = -Wno-parentheses-equality -Wno-tautological-compare -Wno-tautological-constant-
out-of-range-compare -Wno-empty-body -Wno-unused-const-variable -Wno-varargs -Wno-unknown-warning-option -Wno-
microsoft-enum-forward-reference
-DEFINE CLANGPDB_ALL_CC_FLAGS = DEF(GCC48_ALL_CC_FLAGS) DEF(CLANGPDB_WARNING_OVERRIDES) -fno-stack-protector -
mms-bitfields -Wno-address -Wno-shift-negative-value -Wno-unknown-pragmas -Wno-incompatible-library-redeclaration -fno-
asynchronous-unwind-tables -mno-implicit-float -ftrap-function=undefined_behavior_has_been_optimized_away_by_clang -
funsigned-char -fno-ms-extensions -Wno-null-dereference -fms-compatibility -mno-stack-arg-probe
+DEFINE CLANGPDB_ALL_CC_FLAGS = DEF(GCC48_ALL_CC_FLAGS) DEF(CLANGPDB_WARNING_OVERRIDES) -
DNO_MSABI_VA_FUNCS -fno-stack-protector -mms-bitfields -Wno-address -Wno-shift-negative-value -Wno-unknown-pragmas -Wno-
incompatible-library-redeclaration -fno-asynchronous-unwind-tables -mno-implicit-float -ftrap-
function=undefined_behavior_has_been_optimized_away_by_clang -funsigned-char -fno-ms-extensions -Wno-null-dereference -fms-
compatibility -mno-stack-arg-probe

###########################
# CLANGPDB IA32 definitions
--
2.16.2.windows.1