aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly in 64-bit mode.

* config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
in 64-bit mode.
* glimits.h: Don't do #if defined for ARCH_PPC.

From-SVN: r35165

gcc/ChangeLog

 2000-07-20  Geoff Keating  <geoffk@cygnus.com>
 
+	* config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
+	in 64-bit mode.
+	* glimits.h: Don't do #if defined for ARCH_PPC.
+
 	* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
 	constants of size no larger than a pointer should go in the TOC.
 	Add 'MODE' parameter.

gcc/config/rs6000/aix43.h

@@ -108,7 +108,7 @@ do {									\
 #undef CPP_SPEC
 #define CPP_SPEC "%{posix: -D_POSIX_SOURCE}\
    %{ansi: -D_ANSI_C_SOURCE}\
-   %{maix64: -D__64BIT__ -D_ARCH_PPC}\
+   %{maix64: -D__64BIT__ -D_ARCH_PPC -D__LONG_MAX__=9223372036854775807L}\
    %{mpe: -I/usr/lpp/ppe.poe/include}\
    %{pthread: -D_THREAD_SAFE}\
    %(cpp_cpu)"

gcc/glimits.h

@@ -64,7 +64,7 @@
 /* Minimum and maximum values a `signed long int' can hold.
    (Same as `int').  */
 #ifndef __LONG_MAX__
-#if defined (__alpha__) || (defined (_ARCH_PPC) && defined (__64BIT__)) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9)
+#if defined (__alpha__) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9)
 #define __LONG_MAX__ 9223372036854775807L
 #else
 #define __LONG_MAX__ 2147483647L