Joseph Myers 464aea9859 re PR target/20353 (uclibc does not provide C99 math functions) ... gcc: PR target/20353 PR target/24578 PR target/24837 * config/linux.opt: New file. * config/linux.h (CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER): Define. (TARGET_C99_FUNCTIONS): Define depending on TARGET_GLIBC. * config.gcc (*-*-linux*): Define extra_options. (*-*-*uclibc*): Define UCLIBC_DEFAULT. (arm*-*-linux-gnueabi): Change to arm*-*-linux-*eabi. * config/arm/linux-eabi.h (LINUX_TARGET_INTERPRETER): Change to GLIBC_DYNAMIC_LINKER. * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): Likewise. (LINUX_TARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER. * config/mips/linux.h (GLIBC_DYNAMIC_LINKER): Define. (LINK_SPEC): Use LINUX_DYNAMIC_LINKER. * doc/invoke.texi (GNU/Linux Options): New section. gcc/testsuite: * gcc.dg/builtins-config.h (HAVE_C99_RUNTIME): Don't define if __UCLIBC__ is defined. libstdc++-v3: PR libstdc++/14939 * config/os/uclibc/ctype_base.h, config/os/uclibc/ctype_inline.h, config/os/uclibc/ctype_noninline.h, config/os/uclibc/os_defines.h: New. * acinclude.m4 (GLIBCXX_CONFIGURE): Test whether using uClibc. * configure.host: Use os/uclibc for uClibc. * crossconfig.m4 (*-linux*): Use link tests. Don't hardcode presence of math functions. * configure: Regenerate. From-SVN: r111160		2006-02-16 23:29:10 +00:00
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aix	c++config: Add in revised namespace associations.	2005-12-19 00:56:05 +00:00
bsd
djgpp
generic
gnu-linux	configure.ac (_GLIBCXX_LONG_DOUBLE_COMPAT): New check.	2006-02-07 22:23:58 +00:00
hpux
irix	c++config: Add in revised namespace associations.	2005-12-19 00:56:05 +00:00
mingw32
newlib
qnx/qnx6.1
solaris
tpf
uclibc	re PR target/20353 (uclibc does not provide C99 math functions)	2006-02-16 23:29:10 +00:00
vxworks
windiss