From 1a268accb58b7cdcd3a309161fe6a0be2aa3c2a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Thu, 29 Jun 2006 23:47:50 +0000
Subject: [PATCH] compiler sanity check

Originally committed as revision 5551 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 configure | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/configure b/configure
index 3b73f9ddc4..db94c14dd4 100755
--- a/configure
+++ b/configure
@@ -1033,6 +1033,20 @@ if test $tune != "generic"; then
     esac
 fi
 
+# compiler sanity check
+check_exec <<EOF
+int main(){
+    return 0;
+}
+EOF
+if test "$?" != 0; then
+    echo "$cc is unable to create an executable file."
+    if test -z "$cross_prefix" -a "$cross_compile" = no; then
+        echo "If $cc is a cross-compiler, use the --cross-compile option."
+    fi
+    die "C compiler test failed."
+fi
+
 # check for SIMD availability
 
 # AltiVec flags: The FSF version of GCC differs from the Apple version