symbian.h (CC1_SPEC): Avoid passing duplicate options to the compiler.

	* config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
	to the compiler.  Use -fshort-wchar by default.

	* gcc.dg/symbian4.c: Expect a 2-byte wchar_t, not a 4-byte
	wchar_t.
	* gcc.dg/symbian5.c: Test -fno-short-wchar.

From-SVN: r85648

gcc/ChangeLog

+2004-08-06  Mark Mitchell  <mark@codesourcery.com>
+
+	* config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
+	to the compiler.  Use -fshort-wchar by default.
+
 2004-08-06  Pat Haugen  <pthaugen@us.ibm.com>
 
 	* params.def (PARAM_MIN_CROSSJUMP_INSNS): New.

gcc/config/arm/symbian.h

@@ -34,8 +34,18 @@
 
    Make all symbols hidden by default.  Symbian OS expects that all
    exported symbols will be explicitly marked with
-   "__declspec(dllexport)".  */
-#define CC1_SPEC "-fno-builtin -fvisibility=hidden -fno-short-enums"
+   "__declspec(dllexport)".  
+
+   Enumeration types use 4 bytes, even if the enumerals are small,
+   unless explicitly overridden.
+
+   The wchar_t type is a 2-byte type, unless explicitly
+   overridden.  */
+#define CC1_SPEC						\
+  "%{!fbuiltin:%{!fno-builtin:-fno-builtin}} "			\
+  "%{!fvisibility=*:-fvisibility=hidden} "			\
+  "%{!fshort-enums:%{!fno-short-enums:-fno-short-enums}} "	\
+  "%{!fshort-wchar:%{!fno-short-wchar:-fshort-wchar}} "
 #define CC1PLUS_SPEC CC1_SPEC
 
 /* Symbian OS does not use crt0.o, unlike the generic unknown-elf

gcc/testsuite/ChangeLog

+2004-08-06  Mark Mitchell  <mark@codesourcery.com>
+
+	* gcc.dg/symbian4.c: Expect a 2-byte wchar_t, not a 4-byte
+	wchar_t.
+	* gcc.dg/symbian5.c: Test -fno-short-wchar.
+
 2004-08-06  Paul Brook  <paul@codesourcery.com>
 	* gfortran.dg/ret_array_1.f90: New test.

gcc/testsuite/gcc.dg/symbian4.c

 /* { dg-do compile { target arm*-*-symbianelf* } } */
-/* Check that wchar_t is a 4-byte type.  */
+/* Check that wchar_t is a 2-byte type.  */
 
 extern int i[sizeof (L'a')];
-int i[4];
+int i[2];

gcc/testsuite/gcc.dg/symbian5.c

+/* { dg-do compile { target arm*-*-symbianelf* } } */
+/* { dg-options "-fno-short-wchar" } */
+/* Check that wchar_t is a 4-byte type when -fno-short-wchar is
+   used.  */
+
+extern int i[sizeof (L'a')];
+int i[4];
+