? temp.diff.txt
? lib/temp.diff.txt
Index: gcc.dg/visibility-1.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-1.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-1.c
--- gcc.dg/visibility-1.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-1.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test visibility attribute on function definition. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*foo" } } */
+/* { dg-final { scan-hidden "foo" } } */
 
 void
 __attribute__((visibility ("hidden")))
Index: gcc.dg/visibility-2.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-2.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-2.c
--- gcc.dg/visibility-2.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-2.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test that visibility attribute on declaration extends to definition. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*foo" } } */
+/* { dg-final { scan-hidden "foo" } } */
 
 void 
 __attribute__((visibility ("hidden")))
Index: gcc.dg/visibility-3.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-3.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-3.c
--- gcc.dg/visibility-3.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-3.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test visibility attribute on forward declaration of global variable */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*xyzzy" } } */
+/* { dg-final { scan-hidden "xyzzy" } } */
 
 int
 __attribute__((visibility ("hidden")))
Index: gcc.dg/visibility-4.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-4.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-4.c
--- gcc.dg/visibility-4.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-4.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test visibility attribute on forward declaration of global variable */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*xyzzy" } } */
+/* { dg-final { scan-hidden "xyzzy" } } */
 
 extern int 
 __attribute__((visibility ("hidden")))
Index: gcc.dg/visibility-5.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-5.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-5.c
--- gcc.dg/visibility-5.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-5.c	28 Oct 2004 01:28:42 -0000
@@ -2,7 +2,7 @@
    already had a forward declaration. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*foo" } } */
+/* { dg-final { scan-hidden "foo" } } */
 
 void foo();
 
Index: gcc.dg/visibility-6.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-6.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-6.c
--- gcc.dg/visibility-6.c	10 Dec 2003 06:34:45 -0000	1.1
+++ gcc.dg/visibility-6.c	28 Oct 2004 01:28:42 -0000
@@ -2,7 +2,7 @@
    already had a forward declaration. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*xyzzy" } } */
+/* { dg-final { scan-hidden "xyzzy" } } */
 
 extern int xyzzy;
 
Index: gcc.dg/visibility-7.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-7.c,v
retrieving revision 1.2
diff -u -p -r1.2 visibility-7.c
--- gcc.dg/visibility-7.c	11 Jan 2004 01:18:58 -0000	1.2
+++ gcc.dg/visibility-7.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test warning from conflicting visibility specifications. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*xyzzy" } } */
+/* { dg-final { scan-hidden "xyzzy" } } */
 
 extern int 
 __attribute__((visibility ("hidden")))
Index: gcc.dg/visibility-8.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-8.c,v
retrieving revision 1.2
diff -u -p -r1.2 visibility-8.c
--- gcc.dg/visibility-8.c	8 Feb 2004 01:59:11 -0000	1.2
+++ gcc.dg/visibility-8.c	28 Oct 2004 01:28:42 -0000
@@ -2,7 +2,7 @@
 /* { dg-do compile } */
 /* { dg-options "-std=gnu99" } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*__GI_fputs_unlocked" } } */
+/* { dg-final { scan-hidden "__GI_fputs_unlocked" } } */
 
 int fputs_unlocked (const char *restrict, int *restrict)
    __asm__ ("__GI_fputs_unlocked")
Index: gcc.dg/visibility-9.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-9.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-9.c
--- gcc.dg/visibility-9.c	25 Jul 2004 22:52:22 -0000	1.1
+++ gcc.dg/visibility-9.c	28 Oct 2004 01:28:42 -0000
@@ -2,7 +2,7 @@
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
 /* { dg-options "-fvisibility=hidden" } */
-/* { dg-final { scan-assembler "\\.hidden.*foo" } } */
+/* { dg-final { scan-hidden "foo" } } */
 
 void foo();
 
Index: gcc.dg/visibility-a.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/gcc.dg/visibility-a.c,v
retrieving revision 1.1
diff -u -p -r1.1 visibility-a.c
--- gcc.dg/visibility-a.c	25 Jul 2004 22:52:22 -0000	1.1
+++ gcc.dg/visibility-a.c	28 Oct 2004 01:28:42 -0000
@@ -1,7 +1,7 @@
 /* Test that #pragma GCC visibility works. */
 /* { dg-do compile } */
 /* { dg-require-visibility "" } */
-/* { dg-final { scan-assembler "\\.hidden.*foo" } } */
+/* { dg-final { scan-hidden "foo" } } */
 
 #pragma GCC visibility push(hidden)
 void foo();
Index: lib/scanasm.exp
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/lib/scanasm.exp,v
retrieving revision 1.13
diff -u -p -r1.13 scanasm.exp
--- lib/scanasm.exp	6 Aug 2004 02:03:29 -0000	1.13
+++ lib/scanasm.exp	28 Oct 2004 01:28:54 -0000
@@ -79,6 +79,21 @@ proc scan-assembler-not { args } {
     dg-scan "scan-assembler-not" 0 $testcase $output_file $args
 }
 
+# Return the scan for the assembly for hidden visibility. 
+
+proc hidden-scan-for { symbol } {
+
+    set objformat [gcc_target_object_format]
+
+    switch $objformat {
+        elf      { return "hidden\[ \t_\]*$symbol" }
+        mach-o   { return "private_extern\[ \t_\]*_?$symbol" }
+        default  { return "" }
+    }
+
+}
+
+
 # Check that a symbol is defined as a hidden symbol in the .s file
 # produced by the compiler.
 
@@ -87,7 +102,10 @@ proc scan-hidden { args } {
     set output_file "[file rootname [file tail $testcase]].s"
 
     set symbol [lindex $args 0]
-    set args [lreplace $args 0 0 "hidden\[ \t_\]*$symbol"]
+
+    set hidden_scan [hidden-scan-for $symbol]
+
+    set args [lreplace $args 0 0 "$hidden_scan"]
 
     dg-scan "scan-hidden" 1 $testcase $output_file $args
 }
@@ -100,7 +118,9 @@ proc scan-not-hidden { args } {
     set output_file "[file rootname [file tail $testcase]].s"
 
     set symbol [lindex $args 0]
-    set args [lreplace $args 0 0 "hidden\[ \t_\]*$symbol"]
+    set hidden_scan [hidden-scan-for symbol]
+
+    set args [lreplace $args 0 0 "$hidden_scan"]
 
     dg-scan "scan-not-hidden" 0 $testcase $output_file $args
 }
Index: lib/target-supports.exp
===================================================================
RCS file: /cvs/gcc/gcc/gcc/testsuite/lib/target-supports.exp,v
retrieving revision 1.23
diff -u -p -r1.23 target-supports.exp
--- lib/target-supports.exp	28 Oct 2004 00:16:57 -0000	1.23
+++ lib/target-supports.exp	28 Oct 2004 01:28:54 -0000
@@ -88,6 +88,7 @@ proc check_visibility_available { } {
 
     switch $objformat {
         elf      { return 1 }
+        mach-o   { return 1 }
         unknown  { return -1 }
         default  { return 0 }
     }