Sync with gcc28 port:

* Implement support for weak symbols.  This solves the "___error" undefined
  problem on 3.0-CURRENT systems.
* look for crt0.o in /usr/lib/aout on 3.0-CURRENT systems.

1 files changed, 32 insertions, 0 deletions

diff --git a/lang/gcc42/files/patch-ad b/lang/gcc42/files/patch-ad
new file mode 100644
index 0000000..f29a24e
--- /dev/null
+++ b/lang/gcc42/files/patch-ad
@@ -0,0 +1,32 @@
+--- gcc/config/i386/freebsd.h.orig	Tue Jun 30 15:52:18 1998
++++ gcc/config/i386/freebsd.h	Sun Jul 19 14:35:14 1998
+@@ -129,6 +129,7 @@
+ 
+ #define TYPE_ASM_OP	".type"
+ #define SIZE_ASM_OP	".size"
++#define SET_ASM_OP	".set"
+ 
+ /* The following macro defines the format used to output the second
+    operand of the .type assembler directive.  Different svr4 assemblers
+@@ -138,6 +139,12 @@
+ 
+ #define TYPE_OPERAND_FMT	"@%s"
+ 
++#define HANDLE_SYSV_PRAGMA	1
++
++#define ASM_WEAKEN_LABEL(FILE,NAME) \
++	do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \
++	fputc ('\n', FILE); } while (0)
++
+ /* Write the extra assembler code needed to declare a function's result.
+    Most svr4 assemblers don't require any special declaration of the
+    result value, but there are exceptions.  */
+@@ -239,6 +246,8 @@
+ #define STARTFILE_SPEC  \
+   "%{shared:c++rt0.o%s} \
+    %{!shared:%{pg:gcrt0.o%s}%{!pg:%{static:scrt0.o%s}%{!static:crt0.o%s}}}"
++
++#define MD_STARTFILE_PREFIX "/usr/lib/aout/"
+ 
+ /* This is defined when gcc is compiled in the BSD-directory-tree, and must
+  * make up for the gap to all the stuff done in the GNU-makefiles.