Make gdb.mi/user-selected-context-sync.exp use proc_with_prefix

[deliverable/binutils-gdb.git] / gdb / configure.ac

diff --git a/gdb/configure.ac b/gdb/configure.ac
index f774db7ea6ed9b06796aafdaf66e25126afdfee2..592b1beb92ff02d3c0ae98ac31f350b765df369f 100644 (file)
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -38,8 +38,9 @@ AC_CONFIG_AUX_DIR(..)
 AC_CANONICAL_SYSTEM
 AC_ARG_PROGRAM
 
-# See if we are building with C++, and substitute COMPILER.
-GDB_AC_BUILD_WITH_CXX
+# We require a C++11 compiler.  Check if one is available, and if
+# necessary, set CXX_DIALECT to some -std=xxx switch.
+AX_CXX_COMPILE_STDCXX(11, , mandatory)
 
 # Dependency checking.
 ZW_CREATE_DEPDIR
@@ -1544,12 +1545,6 @@ if test "${target}" = "${host}"; then
       AC_DEFINE(NEW_PROC_API, 1,
       [Define if you want to use new multi-fd /proc interface.])
       ;;
-  mips-sgi-irix5*)
-      # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
-      AC_DEFINE([_KMEMUSER], 1,
-      [Define to 1 so <sys/proc.h> gets a definition of anon_hdl.  Works
-       around a <sys/proc.h> problem on IRIX 5.])
-      ;;
   esac
 fi