summaryrefslogtreecommitdiff
path: root/sysdeps/i386/configure.in
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2005-01-06 14:57:16 +0000
committerJakub Jelinek <jakub@redhat.com>2005-01-06 14:57:16 +0000
commit0ecfa2580d1aedb744deb5af1b60f92c69b9e9e0 (patch)
tree1ef0d0dc09dba23037800d5f3794a77d9b45554f /sysdeps/i386/configure.in
parente4f5d077e9190f57abd49684bd7afcf4325bd348 (diff)
Updated to fedora-glibc-20050106T1443
Diffstat (limited to 'sysdeps/i386/configure.in')
-rw-r--r--sysdeps/i386/configure.in35
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/i386/configure.in b/sysdeps/i386/configure.in
new file mode 100644
index 0000000000..028e1ae8e1
--- /dev/null
+++ b/sysdeps/i386/configure.in
@@ -0,0 +1,35 @@
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+# Local configure fragment for sysdeps/i386.
+
+AC_CACHE_CHECK(if -g produces usable source locations for assembler-with-cpp,
+ libc_cv_cpp_asm_debuginfo, [dnl
+cat > conftest.S <<EOF
+#include "confdefs.h"
+
+/* comment on
+ two lines */
+ ${libc_cv_dot_text}
+ ${libc_cv_asm_global_directive} foo
+foo:
+ /* Unfortunately this test only works for a real instruction,
+ not for any of the machine-independent pseudo-ops.
+ So we just have to assume everybody has a "nop". */
+ nop
+ /* comment */
+ nop
+ /* comment */
+ nop
+EOF
+if AC_TRY_COMMAND([${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&AS_MESSAGE_LOG_FD]) && {
+ ac_pattern='conftest\.S'
+ AC_TRY_COMMAND([readelf --debug-dump=line conftest.o |
+ grep $ac_pattern 1>&AS_MESSAGE_LOG_FD])
+ }; then
+ libc_cv_cpp_asm_debuginfo=yes
+else
+ libc_cv_cpp_asm_debuginfo=no
+fi
+rm -f conftest*])AC_SUBST(libc_cv_cpp_asm_debuginfo)
+if test $libc_cv_cpp_asm_debuginfo = yes; then
+ AC_DEFINE(HAVE_CPP_ASM_DEBUGINFO)
+fi