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| author | H.J. Lu <hongjiu.lu@intel.com> | 2009-12-21 15:31:49 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2009-12-21 07:31:49 -0800 |
| commit | e0b0fd74916237123b57de286d122e9a648e3607 (patch) | |
| tree | 9211375c9efb88c96c9c5c94e49733d406535601 /gcc/acinclude.m4 | |
| parent | 6ad31e07ca587dae6f7f47dcb251bf88ce6ff368 (diff) | |
| download | gcc-e0b0fd74916237123b57de286d122e9a648e3607.zip gcc-e0b0fd74916237123b57de286d122e9a648e3607.tar.gz gcc-e0b0fd74916237123b57de286d122e9a648e3607.tar.bz2 | |
Always pass --32 to ia32 Linux assembler.
2009-12-21 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/42345
* acinclude.m4 (gcc_GAS_FLAGS): New.
(gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
* configure: Regenerated.
From-SVN: r155372
Diffstat (limited to 'gcc/acinclude.m4')
| -rw-r--r-- | gcc/acinclude.m4 | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/gcc/acinclude.m4 b/gcc/acinclude.m4 index 2b553e2..6f0f979 100644 --- a/gcc/acinclude.m4 +++ b/gcc/acinclude.m4 @@ -442,6 +442,22 @@ AC_DEFUN([gcc_GAS_VERSION_GTE_IFELSE], ifelse([$1], elf, [_gcc_GAS_VERSION_GTE_IFELSE($@)], [_gcc_GAS_VERSION_GTE_IFELSE(,$@)])]) +dnl # gcc_GAS_FLAGS +dnl # Used by gcc_GAS_CHECK_FEATURE +dnl # +AC_DEFUN([gcc_GAS_FLAGS], +[AC_CACHE_CHECK([assembler flags], gcc_cv_as_flags, +[ case "$target" in + i[[34567]]86-*-linux*) + dnl Always pass --32 to ia32 Linux assembler. + gcc_cv_as_flags="--32" + ;; + *) + gcc_cv_as_flags=" " + ;; + esac]) +]) + dnl gcc_GAS_CHECK_FEATURE(description, cv, [[elf,]major,minor,patchlevel], dnl [extra switches to as], [assembler input], dnl [extra testing logic], [command if feature available]) @@ -454,14 +470,15 @@ dnl if assembly succeeds. If EXTRA TESTING LOGIC is not the empty string, dnl then it is run instead of simply setting CV to "yes" - it is responsible dnl for doing so, if appropriate. AC_DEFUN([gcc_GAS_CHECK_FEATURE], -[AC_CACHE_CHECK([assembler for $1], [$2], +[AC_REQUIRE([gcc_GAS_FLAGS])dnl +AC_CACHE_CHECK([assembler for $1], [$2], [[$2]=no ifelse([$3],,,[dnl if test $in_tree_gas = yes; then gcc_GAS_VERSION_GTE_IFELSE($3, [[$2]=yes]) el])if test x$gcc_cv_as != x; then echo ifelse(m4_substr([$5],0,1),[$], "[$5]", '[$5]') > conftest.s - if AC_TRY_COMMAND([$gcc_cv_as $4 -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD]) + if AC_TRY_COMMAND([$gcc_cv_as $gcc_cv_as_flags $4 -o conftest.o conftest.s >&AS_MESSAGE_LOG_FD]) then ifelse([$6],, [$2]=yes, [$6]) else |