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[edk2] BaseTools: aarch64: add -fno-asynchronous-unwind-tables to cflags

Message ID 1423230742-26589-1-git-send-email-leif.lindholm@linaro.org
State New
Headers show

Commit Message

Leif Lindholm Feb. 6, 2015, 1:52 p.m. UTC
Some toolchains, at least Fedora GCC, generate inline unwind tables in
object files. These confuses GenFw to no end, leading to build failures:
  GenFw: ERROR 3000: Invalid WriteSections64(): ...
         unsupported ELF EM_AARCH64 relocation 0x105.
  GenFw: ERROR 3000: Invalid WriteSections64(): ...
         unsupported ELF EM_AARCH64 relocation 0x0.

I am aware of no current use of these tables, so explicitly disable
their generation for aarch64.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
---
 BaseTools/Conf/tools_def.template | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/BaseTools/Conf/tools_def.template b/BaseTools/Conf/tools_def.template
index f008024..04fdeba 100644
--- a/BaseTools/Conf/tools_def.template
+++ b/BaseTools/Conf/tools_def.template
@@ -3817,7 +3817,7 @@  DEFINE GCC_IA32_CC_FLAGS           = DEF(GCC_ALL_CC_FLAGS) -m32 -malign-double -
 DEFINE GCC_X64_CC_FLAGS            = DEF(GCC_ALL_CC_FLAGS) -mno-red-zone -Wno-address -mno-stack-arg-probe
 DEFINE GCC_IPF_CC_FLAGS            = DEF(GCC_ALL_CC_FLAGS) -minline-int-divide-min-latency
 DEFINE GCC_ARM_CC_FLAGS            = DEF(GCC_ALL_CC_FLAGS) -mword-relocations -mlittle-endian -mabi=aapcs -mapcs -fno-short-enums -save-temps -fsigned-char -ffunction-sections -fdata-sections -fomit-frame-pointer -Wno-address -mthumb -mfloat-abi=soft
-DEFINE GCC_AARCH64_CC_FLAGS        = DEF(GCC_ALL_CC_FLAGS) -mcmodel=large -mlittle-endian -fno-short-enums -save-temps -fverbose-asm -fsigned-char  -ffunction-sections -fdata-sections -fomit-frame-pointer -fno-builtin -Wno-address
+DEFINE GCC_AARCH64_CC_FLAGS        = DEF(GCC_ALL_CC_FLAGS) -mcmodel=large -mlittle-endian -fno-short-enums -save-temps -fverbose-asm -fsigned-char  -ffunction-sections -fdata-sections -fomit-frame-pointer -fno-builtin -Wno-address -fno-asynchronous-unwind-tables
 DEFINE GCC_DLINK_FLAGS_COMMON      = -nostdlib --pie
 DEFINE GCC_IA32_X64_DLINK_COMMON   = DEF(GCC_DLINK_FLAGS_COMMON) --gc-sections
 DEFINE GCC_ARM_AARCH64_DLINK_COMMON= -Ttext=0x0 --emit-relocs -nostdlib --gc-sections -u $(IMAGE_ENTRY_POINT) -e $(IMAGE_ENTRY_POINT) -Map $(DEST_DIR_DEBUG)/$(BASE_NAME).map