Update GCC to autoconf 2.69, automake 1.15.1 (PR bootstrap/82856).

[thirdparty/gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index b10212b3be5ee41dd9f40f0f758540b2e1ddd410..b841c9945f0c6bdc0953aaf96356ae2e81a9935d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -31,7 +31,6 @@ m4_include([lt~obsolete.m4])
 m4_include([config/isl.m4])
 
 AC_INIT(move-if-change)
-AC_PREREQ(2.64)
 AC_DISABLE_OPTION_CHECKING
 
 progname=$0
@@ -1320,11 +1319,11 @@ if test "$GCC" = yes; then
   LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc"
   AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc])
   AC_LANG_PUSH(C++)
-  AC_LINK_IFELSE([
+  AC_LINK_IFELSE([AC_LANG_SOURCE([
 #if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5)
 #error -static-libstdc++ not implemented
 #endif
-int main() {}],
+int main() {}])],
     [AC_MSG_RESULT([yes]); have_static_libs=yes],
     [AC_MSG_RESULT([no])])
   AC_LANG_POP(C++)