[project @ 2005-02-10 05:46:46 by wolfgang]

Fix Mac OS X-specific breakage introduced by rev. 1.67 of ghc/includes/Stg.h.
Adding the used attribute to static functions caused gcc to emit
Apple-specific .no_dead_strip directives, which messed things up.

diff --git a/ghc/driver/mangler/ghc-asm.lprl b/ghc/driver/mangler/ghc-asm.lprl
index d704f09..25c9b17 100644 (file)
--- a/ghc/driver/mangler/ghc-asm.lprl
+++ b/ghc/driver/mangler/ghc-asm.lprl
@@ -531,7 +531,14 @@ sub mangle_asm {
            $chk[++$i]   = $_;
            $chkcat[$i]  = 'rodata';
            $chksymb[$i] = '';
-
+        } elsif ( $TargetPlatform =~ /-darwin/
+                && (/^\s*\.subsections_via_symbols/
+                  ||/^\s*\.no_dead_strip.*/) {
+            # Don't allow Apple's linker to do any dead-stripping of symbols
+            # in this file, because it will mess up info-tables in mangled
+            # code.
+            # The .no_dead_strip directives are actually put there by
+            # the gcc3 "used" attribute on entry points.
        } elsif ( /^\s+/ ) { # most common case first -- a simple line!
            # duplicated from the bottom
 
@@ -540,12 +547,6 @@ sub mangle_asm {
        } elsif ( /\.\.ng:$/ && $TargetPlatform =~ /^alpha-/ ) {
            # Alphas: Local labels not to be confused with new chunks
            $chk[$i] .= $_;
-        } elsif ( $TargetPlatform =~ /-darwin/
-                && /^\t\.subsections_via_symbols/) {
-            # Don't allow Apple's linker to do any dead-stripping of symbols
-            # in this file, because it will mess up info-tables in mangled
-            # code.
-
        # NB: all the rest start with a non-space
 
        } elsif ( $TargetPlatform =~ /^mips-/