[LLVMbugs] [Bug 18689] New: Assembly options not recognized when using integrated assembler
bugzilla-daemon at llvm.org
bugzilla-daemon at llvm.org
Sat Feb 1 02:51:17 PST 2014
http://llvm.org/bugs/show_bug.cgi?id=18689
Bug ID: 18689
Summary: Assembly options not recognized when using integrated
assembler
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Backend: ARM
Assignee: unassignedbugs at nondot.org
Reporter: renato.golin at linaro.org
CC: llvmbugs at cs.uiuc.edu
Classification: Unclassified
While compiling the Linux kernel with the IAS, we get this two parameter
errors:
/llvmlinux/toolchain/clang/install/bin/clang -gcc-toolchain \
/llvmlinux/arch/arm/toolchain/codesourcery/arm-2013.05 \
-Wp,-MD,arch/arm/vfp/.vfphw.o.d -nostdinc -isystem \
/llvmlinux/toolchain/clang/install/bin/../lib/clang/3.5/include \
-I/llvmlinux/targets/vexpress/src/linux/arch/arm/include \
-Iarch/arm/include/generated -Iinclude \
-I/llvmlinux/targets/vexpress/src/linux/arch/arm/include/uapi \
-Iarch/arm/include/generated/uapi \
-I/llvmlinux/targets/vexpress/src/linux/include/uapi -Iinclude/generated/uapi
\
-include /llvmlinux/targets/vexpress/src/linux/include/linux/kconfig.h \
-D__KERNEL__ -target arm-none-linux-gnueabi -Qunused-arguments \
-Wno-unknown-warning-option -D__ASSEMBLY__ -integrated-as -mfpu=vfp \
-funwind-tables -marm -D__LINUX_ARM_ARCH__=7 -march=armv7-a \
-include asm/unified.h -Wa,-mfpu=softvfp+vfp -mfloat-abi=soft -Wa,--gdwarf-2 \
-c -o arch/arm/vfp/vfphw.o arch/arm/vfp/vfphw.S
clang-3.5: error: unsupported argument '-mfpu=softvfp+vfp' to option 'Wa,'
clang-3.5: error: unsupported argument '--gdwarf-2' to option 'Wa,'
The easiest solution would be to add them as alias... But the dwarf2 worries
me, since, AFAIK, we can't guarantee it.
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