On 2011-12-19 12:40:30 -0800, Kaijun Tang wrote: > When I tried to build the latest libav with angstrom tool chains, I failed at > > | > /home/tang/Projects/OE/build/tmp/work/armv7a-angstrom-linux-gnueabi/libav-2_0.7+gitr0+0ea5b44275aa334528eb384a6548cc9f98c50a17-r0.2/git/libavcodec/arm/aac.h:102:5: > error: can't find a register in class 'CORE_REGS' while reloading 'asm' > | > /home/tang/Projects/OE/build/tmp/work/armv7a-angstrom-linux-gnueabi/libav-2_0.7+gitr0+0ea5b44275aa334528eb384a6548cc9f98c50a17-r0.2/git/libavcodec/arm/aac.h:102:5: > error: 'asm' operand has impossible constraints > | make: *** [libavcodec/aacdec.o] Error 1 > | make: *** Waiting for unfinished jobs.... > | + die 'oe_runmake failed' > | + oefatal 'oe_runmake failed' > | + echo FATAL: 'oe_runmake failed' > | FATAL: oe_runmake failed > | + exit 1 > > > Here are compiling options > arm-angstrom-linux-gnueabi-gcc -I. > -I/home/tang/Projects/OE/build/tmp/work/armv7a-angstrom-linux-gnueabi/libav-2_0.7+gitr0+0ea5b44275aa334528eb384a6548cc9f98c50a17-r0.2/git > > --sysroot=/home/tang/Projects/OE/build/tmp/sysroots/armv7a-angstrom-linux-gnueabi > -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE > -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -DPIC -DHAVE_AV_CONFIG_H -O0 > -fno-omit-frame-pointer -ggdb3 -O0 -fno-omit-frame-pointer -ggdb3 > -march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp > -mthumb-interwork -mno-thumb > --sysroot=/home/tang/Projects/OE/build/tmp/sysroots/armv7a-angstrom-linux-gnueabi > -mcpu=cortex-a8 -std=c99 -fPIC -marm -pthread > -I/home/tang/Projects/OE/build/tmp/sysroots/armv7a-angstrom-linux-gnueabi/usr/include/schroedinger-1.0 > > -I/home/tang/Projects/OE/build/tmp/sysroots/armv7a-angstrom-linux-gnueabi/usr/include/orc-0.4 > -g -Wdeclaration-after-statement -Wall -Wno-parentheses -Wno-switch > -Wno-format-zero-length > -Wdisabled-optimization -Wpointer-arith -Wredundant-decls -Wno-pointer-sign > -Wcast-qual -Wwrite-strings -Wtype-limits -Wundef -Wmissing-prototypes > -Wstrict-prototypes -fno-math-errno -fno-signed-zeros -fno-tree-vectorize > -Werror=implicit-function-declaration -Werror=missing-prototypes -MMD -MF > libavcodec/aacdec.d -MT libavcodec/aacdec.o -c -o libavcodec/aacdec.o > /home/tang/Projects/OE/build/tmp/work/armv7a-angstrom-linux-gnueabi/libav-2_0.7+gitr0+0ea5b44275aa334528eb384a6548cc9f98c50a17-r0.2/git/libavcodec/aacdec.c > > Any idea?
It's the combination of -DPIC -fPIC -O0 -fno-omit-frame-pointer in your CFLAGS. It's beyond me why you would want to use that flags. If you haven't set them and libav-2 is not your custom package complain to the package maintainer. Otherwise I'll expect you to resolve such problems yourself. Janne _______________________________________________ libav-tools mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-tools
