[gcc] GCC 4.5.0=>4.5.1

gcc/gcc/config/rs6000/aix.h

Index: gcc/gcc/config/rs6000/aix.h
diff --git a/gcc/gcc/config/rs6000/aix.h b/gcc/gcc/config/rs6000/aix.h
index 4e736ce3fc231589382dea907339c6bbc932d9a9..ec7add4c2e64242bd5a1a46f77107a29451a2324 100644
--- a/gcc/gcc/config/rs6000/aix.h
+++ b/gcc/gcc/config/rs6000/aix.h
@@ -1,6 +1,6 @@
 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 POWER running AIX.
-   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010
    Free Software Foundation, Inc.
 
    This file is part of GCC.
@@ -43,6 +43,14 @@
    collect has a chance to see them, so scan the object files directly.  */
 #define COLLECT_EXPORT_LIST
 
+#if HAVE_AS_REF
+/* Issue assembly directives that create a reference to the given DWARF table
+   identifier label from the current function section.  This is defined to
+   ensure we drag frame frame tables associated with needed function bodies in
+   a link with garbage collection activated.  */
+#define ASM_OUTPUT_DWARF_TABLE_REF rs6000_aix_asm_output_dwarf_table_ref
+#endif
+
 /* Handle #pragma weak and #pragma pack.  */
 #define HANDLE_SYSV_PRAGMA 1
 
@@ -120,18 +128,10 @@
 /* #define ASM_SPEC "-u %(asm_cpu)" */
 
 /* Default location of syscalls.exp under AIX */
-#ifndef CROSS_DIRECTORY_STRUCTURE
-#define LINK_SYSCALLS_SPEC "-bI:/lib/syscalls.exp"
-#else
-#define LINK_SYSCALLS_SPEC ""
-#endif
+#define LINK_SYSCALLS_SPEC "-bI:%R/lib/syscalls.exp"
 
 /* Default location of libg.exp under AIX */
-#ifndef CROSS_DIRECTORY_STRUCTURE
-#define LINK_LIBG_SPEC "-bexport:/usr/lib/libg.exp"
-#else
-#define LINK_LIBG_SPEC ""
-#endif
+#define LINK_LIBG_SPEC "-bexport:%R/usr/lib/libg.exp"
 
 /* Define the options for the binder: Start text at 512, align all segments
    to 512 bytes, and warn if there is text relocation.
@@ -152,11 +152,11 @@
 %{!shared:%{g*: %(link_libg) }} %{shared:-bM:SRE}"
 
 /* Profiled library versions are used by linking with special directories.  */
-#define LIB_SPEC "%{pg:-L/lib/profiled -L/usr/lib/profiled}\
-%{p:-L/lib/profiled -L/usr/lib/profiled} %{!shared:%{g*:-lg}} -lc"
+#define LIB_SPEC "%{pg:-L%R/lib/profiled -L%R/usr/lib/profiled}\
+%{p:-L%R/lib/profiled -L%R/usr/lib/profiled} %{!shared:%{g*:-lg}} -lc"
 
 /* Static linking with shared libstdc++ requires libsupc++ as well.  */
-#define LIBSTDCXX_STATIC "-lstdc++ -lsupc++"
+#define LIBSTDCXX_STATIC "-lsupc++"
 
 /* This now supports a natural alignment mode.  */
 /* AIX word-aligns FP doubles but doubleword-aligns 64-bit ints.  */