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--- gcc/toplev.c.orig Tue Jun 6 13:11:39 2000
+++ gcc/toplev.c Mon Jun 26 20:19:31 2000
@@ -787,6 +787,9 @@
/* Tag all structures with __attribute__(packed) */
int flag_pack_struct = 0;
+/* Nonzero means that -Wformat accepts certain system-dependent formats. */
+int flag_format_extensions = 0;
+
/* Emit code to check for stack overflow; also may cause large objects
to be allocated dynamically. */
int flag_stack_check;
@@ -1064,6 +1067,8 @@
"Do the full regmove optimization pass"},
{"pack-struct", &flag_pack_struct, 1,
"Pack structure members together without holes" },
+ {"format-extensions", &flag_format_extensions, 1,
+ "-Wformat accepts certain FreeBSD system-dependent formats" },
{"stack-check", &flag_stack_check, 1,
"Insert stack checking code into the program" },
{"argument-alias", &flag_argument_noalias, 0,
@@ -4484,6 +4489,19 @@
if (optimize_val != -1)
{
optimize = optimize_val;
+#ifdef __alpha__
+ if (optimize > 1)
+ {
+ #ifdef FORCE_OPTIMIZATION_DOWNGRADE
+ optimize = 1;
+ warning ("\n***\n***\t-O%d converted to \"-O1\" due to optimizer bugs on this platform\n***\n",
+ optimize_val);
+ #else
+ warning ("\n***\n***\tThe -O%d flag TRIGGERS KNOWN OPTIMIZER BUGS ON THIS PLATFORM\n***\n",
+ optimize_val);
+ #endif
+ }
+#endif /*__alpha__*/
optimize_size = 0;
}
}
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