We're no longer going to bother supporting platforms that don't
support C89. We probably didn't support them anyways. llvm-svn: 140361
This commit is contained in:
Eric Christopher
parent
b2e55aeb45
commit
b9a11322b1
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@ -38,9 +38,8 @@ dnl in the output of --version option of the generated configure script.
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AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign."])
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AC_COPYRIGHT([Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign.])
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dnl Indicate that we require autoconf 2.59 or later. Ths is needed because we
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dnl use some autoconf macros only available in 2.59.
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AC_PREREQ(2.59)
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dnl Indicate that we require autoconf 2.60 or later.
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AC_PREREQ(2.60)
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dnl Verify that the source directory is valid. This makes sure that we are
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dnl configuring LLVM and not some other package (it validates --srcdir argument)
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@ -1215,7 +1214,6 @@ dnl Generally we're looking for POSIX headers.
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AC_HEADER_DIRENT
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AC_HEADER_MMAP_ANONYMOUS
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AC_HEADER_STAT
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AC_HEADER_STDC
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AC_HEADER_SYS_WAIT
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AC_HEADER_TIME
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@ -14138,197 +14138,6 @@ _ACEOF
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fi
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{ echo "$as_me:$LINENO: checking for ANSI C header files" >&5
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echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6; }
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if test "${ac_cv_header_stdc+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <float.h>
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int
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main ()
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{
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext
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if { (ac_try="$ac_compile"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_compile") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest.$ac_objext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_header_stdc=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_header_stdc=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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if test $ac_cv_header_stdc = yes; then
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# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <string.h>
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_ACEOF
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if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
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$EGREP "memchr" >/dev/null 2>&1; then
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:
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else
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ac_cv_header_stdc=no
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fi
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rm -f conftest*
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fi
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if test $ac_cv_header_stdc = yes; then
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# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <stdlib.h>
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_ACEOF
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if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
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$EGREP "free" >/dev/null 2>&1; then
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:
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else
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ac_cv_header_stdc=no
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fi
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rm -f conftest*
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fi
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if test $ac_cv_header_stdc = yes; then
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# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
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if test "$cross_compiling" = yes; then
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:
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <ctype.h>
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#include <stdlib.h>
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#if ((' ' & 0x0FF) == 0x020)
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# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
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# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
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#else
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# define ISLOWER(c) \
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(('a' <= (c) && (c) <= 'i') \
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|| ('j' <= (c) && (c) <= 'r') \
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|| ('s' <= (c) && (c) <= 'z'))
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# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
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#endif
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#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
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int
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main ()
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{
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int i;
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for (i = 0; i < 256; i++)
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if (XOR (islower (i), ISLOWER (i))
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|| toupper (i) != TOUPPER (i))
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return 2;
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return 0;
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}
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_ACEOF
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rm -f conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
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{ (case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_try") 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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:
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else
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echo "$as_me: program exited with status $ac_status" >&5
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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( exit $ac_status )
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ac_cv_header_stdc=no
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fi
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rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
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fi
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fi
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fi
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{ echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
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echo "${ECHO_T}$ac_cv_header_stdc" >&6; }
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if test $ac_cv_header_stdc = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define STDC_HEADERS 1
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_ACEOF
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fi
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{ echo "$as_me:$LINENO: checking for sys/wait.h that is POSIX.1 compatible" >&5
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echo $ECHO_N "checking for sys/wait.h that is POSIX.1 compatible... $ECHO_C" >&6; }
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if test "${ac_cv_header_sys_wait_h+set}" = set; then
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@ -668,9 +668,6 @@
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/* Define to 1 if the `S_IS*' macros in <sys/stat.h> do not work properly. */
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#undef STAT_MACROS_BROKEN
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/* Define to 1 if you have the ANSI C header files. */
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#undef STDC_HEADERS
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/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
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#undef TIME_WITH_SYS_TIME
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@ -666,9 +666,6 @@
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/* Define to 1 if the `S_IS*' macros in <sys/stat.h> do not work properly. */
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#undef STAT_MACROS_BROKEN
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/* Define to 1 if you have the ANSI C header files. */
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#undef STDC_HEADERS
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/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
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#undef TIME_WITH_SYS_TIME
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