diff options
Diffstat (limited to 'binutils-2.22/gold/configure.ac')
| -rw-r--r-- | binutils-2.22/gold/configure.ac | 93 |
1 files changed, 88 insertions, 5 deletions
diff --git a/binutils-2.22/gold/configure.ac b/binutils-2.22/gold/configure.ac index 685e85b..05e807b 100644 --- a/binutils-2.22/gold/configure.ac +++ b/binutils-2.22/gold/configure.ac @@ -11,6 +11,15 @@ AM_INIT_AUTOMAKE([no-dist parallel-tests]) AM_CONFIG_HEADER(config.h:config.in) +# PR 14072 +AH_VERBATIM([00_CONFIG_H_CHECK], +[/* Check that config.h is #included before system headers + (this works only for glibc, but that should be enough). */ +#if defined(__GLIBC__) && !defined(__CONFIG_H__) +# error config.h must be #included before system headers +#endif +#define __CONFIG_H__ 1]) + AC_ARG_WITH(sysroot, [ --with-sysroot[=DIR] search for usr/lib et al within DIR], [sysroot=$withval], [sysroot=no]) @@ -45,7 +54,7 @@ dnl "installed_linker" is the installed gold linker name. default_ld= AC_ARG_ENABLE(ld, [[ --enable-ld[=ARG] build ld [ARG={default,yes,no}]]], -[case "${enableval}" in +[case "${enableval}" in default) default_ld=ld.bfd ;; @@ -238,6 +247,20 @@ AC_DEFINE_UNQUOTED(GOLD_DEFAULT_BIG_ENDIAN, $default_big_endian, AC_DEFINE_UNQUOTED(GOLD_DEFAULT_OSABI, $default_osabi, [Default OSABI code]) +AC_ARG_WITH(lib-path, +[ --with-lib-path=dir1:dir2... set default LIB_PATH], +[case "$withval" in + yes) LIB_PATH='"/lib:/usr/lib"' ;; + no) LIB_PATH='""' ;; + *) LIB_PATH='"'"$withval"'"' ;; + esac], +[LIB_PATH='"::DEFAULT::"']) +AC_DEFINE_UNQUOTED(LIB_PATH, $LIB_PATH, + [Default library search path]) +if test "x$target_alias" = "x" -o "x$host_alias" = "x$target_alias"; then + AC_DEFINE(NATIVE_LINKER, 1, [Whether configured as a native linker]) +fi + AC_CHECK_TOOL(NM, nm) AC_PROG_CC @@ -298,9 +321,13 @@ error #endif ], [gold_cv_prog_gcc41=yes], [gold_cv_prog_gcc41=no])]) +save_CFLAGS="$CFLAGS" +CFLAGS="$CFLAGS -mcmodel=medium" +AC_COMPILE_IFELSE([int i;], [have_mcmodel_medium=yes], [have_mcmodel_medium=no]) +CFLAGS="$save_CFLAGS" dnl Whether we can test -mcmodel=medium. AM_CONDITIONAL(MCMODEL_MEDIUM, -[test "$target_cpu" = "x86_64" -a "$gold_cv_prog_gcc41" = "yes"]) +[test "$target_cpu" = "x86_64" -a "$have_mcmodel_medium" = "yes" -a "$gold_cv_prog_gcc41" = "yes"]) dnl Test for __thread support. AC_CACHE_CHECK([for thread support], [gold_cv_c_thread], @@ -341,8 +368,14 @@ AM_CONDITIONAL(OMP_SUPPORT, test "$gold_cv_c_threadprivate" = "yes") dnl Test for the -ftls-dialect=gnu2 option. save_CFLAGS="$CFLAGS" -CFLAGS="$CFLAGS -mtls-dialect=gnu2" -AC_COMPILE_IFELSE([int i;], [have_tls_gnu2=yes], [have_tls_gnu2=no]) +CFLAGS="$CFLAGS -fpic -mtls-dialect=gnu2" +AC_COMPILE_IFELSE([ +__thread int i; +void foo (void) +{ + i = 10; +} +], [have_tls_gnu2=yes], [have_tls_gnu2=no]) CFLAGS="$save_CFLAGS" AM_CONDITIONAL(TLS_GNU2_DIALECT, test "$have_tls_gnu2" = "yes") @@ -409,6 +442,26 @@ AM_BINUTILS_WARNINGS WARN_CXXFLAGS=`echo ${WARN_CFLAGS} | sed -e 's/-Wstrict-prototypes//' -e 's/-Wmissing-prototypes//' -e 's/-Wshadow//'` AC_SUBST(WARN_CXXFLAGS) +AC_ARG_WITH(gold-ldflags, +[ --with-gold-ldflags=FLAGS additional link flags for gold], +[if test "$withval" = "no" -o "$withval" = "yes"; then + GOLD_LDFLAGS= + else + GOLD_LDFLAGS=$withval + fi], +[GOLD_LDFLAGS=]) +AC_SUBST(GOLD_LDFLAGS) + +AC_ARG_WITH(gold-ldadd, +[ --with-gold-ldadd=LIBS additional libraries for gold], +[if test "$withval" = "no" -o "$withval" = "yes"; then + GOLD_LDADD= + else + GOLD_LDADD=$withval + fi], +[GOLD_LDADD=]) +AC_SUBST(GOLD_LDADD) + dnl Force support for large files by default. This may need to be dnl host dependent. If build == host, we can check getconf LFS_CFLAGS. LFS_CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64" @@ -446,7 +499,7 @@ AC_LANG_PUSH(C++) AC_CHECK_HEADERS(tr1/unordered_set tr1/unordered_map) AC_CHECK_HEADERS(ext/hash_map ext/hash_set) AC_CHECK_HEADERS(byteswap.h) -AC_CHECK_FUNCS(mallinfo posix_fallocate readv sysconf times) +AC_CHECK_FUNCS(mallinfo posix_fallocate fallocate readv sysconf times) AC_CHECK_DECLS([basename, ffs, asprintf, vasprintf, snprintf, vsnprintf, strverscmp, strndup, memmem]) # Use of ::std::tr1::unordered_map::rehash causes undefined symbols @@ -462,6 +515,25 @@ if test "$gold_cv_unordered_map_rehash" = "yes"; then [Define if ::std::tr1::unordered_map::rehash is usable]) fi +# Use of tr1/unordered_map with off_t as a key is not supported on GCC +# 4.1.xx when compiling in 32-bit mode with a 64-bit off_t type. +AC_CACHE_CHECK([whether std::tr1::hash<off_t> is defined], +[gold_cv_hash_off_t], +[CXXFLAGS_hold=$CXXFLAGS +CXXFLAGS="$CXXFLAGS $LFS_CFLAGS" +AC_COMPILE_IFELSE([ +#include <sys/types.h> +#include <tr1/unordered_map> +std::tr1::hash<off_t> h; +], +[gold_cv_hash_off_t=yes], +[gold_cv_hash_off_t=no]) +CXXFLAGS=$CFLAGS_hold]) +if test "$gold_cv_hash_off_t" = "yes"; then + AC_DEFINE(HAVE_TR1_HASH_OFF_T, 1, + [Define if std::tr1::hash<off_t> is usable]) +fi + # gcc 4.3.0 doesn't recognize the printf attribute on a template # function. Check for that. This is gcc bug 35546. This test can # probably be removed after the bug has been fixed for a while. @@ -490,8 +562,19 @@ if test "$gold_cv_stat_st_mtim" = "yes"; then [Define if struct stat has a field st_mtim with timespec for mtime]) fi +dnl Check if gcc supports the -gpubnames option. +save_CXXFLAGS="$CXXFLAGS" +CXXFLAGS="$CXXFLAGS -gpubnames" +AC_COMPILE_IFELSE([int i;], [have_pubnames=yes], [have_pubnames=no]) +CXXFLAGS="$save_CXXFLAGS" +AM_CONDITIONAL(HAVE_PUBNAMES, test "$have_pubnames" = "yes") + AC_LANG_POP(C++) +AC_CHECK_HEADERS(locale.h) +AC_CHECK_FUNCS(setlocale) +AM_LC_MESSAGES + AM_MAINTAINER_MODE AC_OUTPUT(Makefile testsuite/Makefile po/Makefile.in:po/Make-in) |