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Roland McGrath <roland@redhat.com> writes: >> 2004-08-11 Andreas Schwab <schwab@suse.de> >> >> * configure.in: Fix libc_cv_cpp_asm_debuginfo test for ia64 and >> add missing parens. > > I put in the syntax fix. The outcome of this test is actually only used on > i?86 (in sysdeps/i386/sysdep.h). Unless an actual need for it is being > introduced, I would prefer, rather than kludging it up for general use, to > just stuff it into sysdeps/i386/configure.in instead so it won't even run > on ia64. So how about this: 2004-08-12 Andreas Schwab <schwab@suse.de> * configure.in (libc_cv_cpp_asm_debuginfo): Move check to ... * sysdeps/i386/configure.in: ... here. New file. * config.h.in (HAVE_CPP_ASM_DEBUGINFO): Mark it i386 specific. * configure: Rebuild. * sysdeps/i386/configure: New file. Index: config.h.in =================================================================== RCS file: /cvs/glibc/libc/config.h.in,v retrieving revision 1.68 diff -u -p -a -r1.68 config.h.in --- config.h.in 6 Jul 2004 04:14:17 -0000 1.68 +++ config.h.in 12 Aug 2004 16:32:27 -0000 @@ -61,9 +61,6 @@ /* Define a symbol_name as a global .symbol_name for ld. */ #undef HAVE_ASM_GLOBAL_DOT_NAME -/* Define if the assembler generates debugging information directly. */ -#undef HAVE_CPP_ASM_DEBUGINFO - /* Define if _Unwind_Find_FDE should be exported from glibc. */ #undef EXPORT_UNWIND_FIND_FDE @@ -199,6 +196,10 @@ /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */ #undef HAVE_I386_SET_GDT +/* i386 specific: Define if the assembler generates debugging information + directly. */ +#undef HAVE_CPP_ASM_DEBUGINFO + /* Defined if forced unwind support is available. */ #undef HAVE_FORCED_UNWIND Index: configure.in =================================================================== RCS file: /cvs/glibc/libc/configure.in,v retrieving revision 1.420 diff -u -p -a -r1.420 configure.in --- configure.in 12 Aug 2004 06:12:22 -0000 1.420 +++ configure.in 12 Aug 2004 16:32:27 -0000 @@ -1656,39 +1656,6 @@ if test $libc_cv_asm_cfi_directives = ye AC_DEFINE(HAVE_ASM_CFI_DIRECTIVES) fi -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 - AC_CACHE_CHECK(for ld --no-whole-archive, libc_cv_ld_no_whole_archive, [dnl cat > conftest.c <<\EOF _start () {} Index: sysdeps/i386/configure.in =================================================================== RCS file: sysdeps/i386/configure.in diff -N sysdeps/i386/configure.in --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ sysdeps/i386/configure.in 12 Aug 2004 16:32:30 -0000 @@ -0,0 +1,33 @@ +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} + ${libc_cv_asm_global_directive} foo +foo: + nop + /* comment */ + nop + /* comment */ + nop +EOF +if AC_TRY_COMMAND([${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 Andreas. -- Andreas Schwab, SuSE Labs, schwab@suse.de SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."
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