gdb: add target_ops::supports_displaced_step

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

diff --git a/sim/configure.ac b/sim/configure.ac
index 22db00f734c3a5d6e42bd717d4a62ff9645e0b37..896791e97e766c444224ff694185b7d6f838bf62 100644 (file)
--- a/sim/configure.ac
+++ b/sim/configure.ac
@@ -1,6 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
 m4_include([../config/override.m4])
-AC_PREREQ(2.59)dnl
 AC_INIT(Makefile.in)
 
 AC_PROG_CC
@@ -18,10 +17,12 @@ AC_SUBST(AR)
 AC_PROG_RANLIB
 
 # Put a plausible default for CC_FOR_BUILD in Makefile.
-if test "x$cross_compiling" = "xno"; then
-  CC_FOR_BUILD='$(CC)'
-else
-  CC_FOR_BUILD=gcc
+if test -z "$CC_FOR_BUILD"; then
+  if test "x$cross_compiling" = "xno"; then
+    CC_FOR_BUILD='$(CC)'
+  else
+    CC_FOR_BUILD=gcc
+  fi
 fi
 AC_SUBST(CC_FOR_BUILD)
 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}