Add #pragma alloca.

diff --git a/src/s/aix3-2.h b/src/s/aix3-2.h
index 406de9de8acf3cdeec20bc5337efa9eafb488dd4..c19fc9f01d9496341f5f6916bce609ff3147f83f 100644 (file)
--- a/src/s/aix3-2.h
+++ b/src/s/aix3-2.h
@@ -14,7 +14,12 @@
    additional optimization.  --nils@exp-math.uni-essen.de */
 #define C_SWITCH_SYSTEM -ma -qmaxmem=4000
 #endif
+
 #define HAVE_ALLOCA
+#ifndef NOT_C_CODE
+ #pragma alloca
+#endif
+
 #undef rindex
 #undef index