| This patch (C) 2007 Yann E. MORIN |
| Licensed under GPL v2. |
| |
| First hunk of this patch solves compiling uClibc: |
| |
| make[1]: Entering directory `/home/ymorin/x-tools/build/armeb-unknown-linux-uclibc/gcc-4.1.1-uClibc-0.9.28.1/build-libc' |
| LD libuClibc-0.9.29.so |
| libc/libc_so.a(difftime.os): In function `difftime': |
| difftime.c:(.text+0x8): undefined reference to `__floatsidf' |
| difftime.c:(.text+0x2c): undefined reference to `__subdf3' |
| libc/libc_so.a(_fpmaxtostr.os): In function `_fpmaxtostr': |
| _fpmaxtostr.c:(.text+0xd4): undefined reference to `__nedf2' |
| _fpmaxtostr.c:(.text+0xf8): undefined reference to `__eqdf2' |
| _fpmaxtostr.c:(.text+0x114): undefined reference to `__divdf3' |
| _fpmaxtostr.c:(.text+0x120): undefined reference to `__ltdf2' |
| _fpmaxtostr.c:(.text+0x1c4): undefined reference to `__muldf3' |
| _fpmaxtostr.c:(.text+0x388): undefined reference to `__gedf2' |
| _fpmaxtostr.c:(.text+0x430): undefined reference to `__adddf3' |
| libc/libc_so.a(__psfs_do_numeric.os): In function `__psfs_do_numeric': |
| __psfs_do_numeric.c:(.text+0x520): undefined reference to `__truncdfsf2' |
| libc/libc_so.a(strtof.os): In function `strtof': |
| strtof.c:(.text+0x1c): undefined reference to `__extendsfdf2' |
| /home/ymorin/x-tools/build/armeb-unknown-linux-uclibc/gcc-4.1.1-uClibc-0.9.28.1/cc_core_prefix/lib/gcc/arm-linux-uclibc/4.1.1/libgcc.a(_fixunsdfsi.o): |
| In function `__fixunsdfsi': |
| libgcc2.c:(.text+0x34): undefined reference to `__fixdfsi' |
| make[2]: *** [lib/libc.so] Error 1 |
| make[1]: *** [lib/libc.so.0] Error 2 |
| make[1]: Leaving directory `/home/ymorin/x-tools/build/armeb-unknown-linux-uclibc/gcc-4.1.1-uClibc-0.9.28.1/build-libc' |
| make: *** [/home/ymorin/x-tools/build/armeb-unknown-linux-uclibc/gcc-4.1.1-uClibc-0.9.28.1/build-libc/lib/libc.a] |
| Error 2 |
| |
| The second hunk fixes building final gcc because soft-float implies using -lfloat (which we don't have). |
| |
| |
| diff -dur gcc-4.2.0.orig/gcc/config.gcc gcc-4.2.0/gcc/config.gcc |
| --- gcc-4.2.0.orig/gcc/config.gcc 2007-07-15 11:24:18.000000000 +0200 |
| +++ gcc-4.2.0/gcc/config.gcc 2007-07-15 11:26:02.000000000 +0200 |
| @@ -721,7 +721,7 @@ |
| default_use_cxa_atexit=yes |
| ;; |
| *) |
| - tmake_file="$tmake_file arm/t-linux" |
| + tmake_file="$tmake_file arm/t-linux arm/t-arm-elf" |
| ;; |
| esac |
| tm_file="$tm_file arm/aout.h arm/arm.h" |
| diff -dur gcc-4.2.0.orig/gcc/config/arm/linux-elf.h gcc-4.2.0/gcc/config/arm/linux-elf.h |
| --- gcc-4.2.0.orig/gcc/config/arm/linux-elf.h 2007-07-15 11:24:18.000000000 +0200 |
| +++ gcc-4.2.0/gcc/config/arm/linux-elf.h 2007-07-15 11:26:02.000000000 +0200 |
| @@ -63,7 +63,7 @@ |
| %{shared:-lc} \ |
| %{!shared:%{profile:-lc_p}%{!profile:-lc}}" |
| |
| -#define LIBGCC_SPEC "%{msoft-float:-lfloat} %{mfloat-abi=soft*:-lfloat} -lgcc" |
| +#define LIBGCC_SPEC "-lgcc" |
| |
| #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" |
| |
