re PR tree-optimization/33319 (g++.dg/tree-ssa/pr27549.C ICE with vectorization)

[gcc.git] / libcpp / configure.ac

diff --git a/libcpp/configure.ac b/libcpp/configure.ac
index fe52964aae990ef763ca2e032cc0a2461ed4f4d6..8a23633f4dedde7c2f89999d1e3676f335c4ea0d 100644 (file)
--- a/libcpp/configure.ac
+++ b/libcpp/configure.ac
@@ -22,13 +22,18 @@ AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader])
 # See config/warnings.m4 for details.
 
 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-                         -Wmissing-prototypes -Wold-style-definition])
+                         -Wmissing-prototypes -Wold-style-definition \
+                         -Wmissing-format-attribute])
 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long])
 
 # Only enable with --enable-werror-always until existing warnings are
 # corrected.
 ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
 
+# Dependency checking.
+ZW_CREATE_DEPDIR
+ZW_PROG_COMPILER_DEPENDENCIES([CC])
+
 # Checks for header files.
 AC_HEADER_TIME
 ACX_HEADER_STRING
@@ -108,11 +113,12 @@ fi
 m4_changequote(,)
 case $target in
        alpha*-*-* | \
-       arm*-*-eabi* | \
+       arm*-*-*eabi* | \
        arm*-*-symbianelf* | \
        x86_64-*-* | \
        ia64-*-* | \
        hppa*64*-*-* | parisc*64*-*-* | \
+       i[34567]86-*-darwin* | \
        i[34567]86-*-solaris2.1[0-9]* | \
        mips*-*-* | \
        mmix-*-* | \
@@ -122,8 +128,16 @@ case $target in
        sparc64*-*-* | ultrasparc-*-freebsd* | \
        sparcv9-*-solaris2* | \
        sparc-*-solaris2.[789] | sparc-*-solaris2.1[0-9]* | \
+       spu-*-* | \
        sh[123456789l]*-*-*)
                need_64bit_hwint=yes ;;
+       i[34567]86-*-linux*)
+               if test "x$enable_targets" = xall; then
+                       need_64bit_hwint=yes
+               else
+                       need_64bit_hwint=no
+               fi
+               ;;
        *)
                need_64bit_hwint=no ;;
 esac