Fix for aliasing problem reported by Michael Matz.

	* config/ia64/ia64.h (FUNCTION_ARG_REGNO_P): Use AR_REG_FIRST not
	GR_ARG_FIRST.

From-SVN: r74120

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d3d205c9d28d4fe40cca570eb4697f9ebfbbce75..4dcabfc03b3b0312b48a8998177aa9a69af2ed85 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-12-01  James E Wilson  <wilson@specifixinc.com>
+
+       * config/ia64/ia64.h (FUNCTION_ARG_REGNO_P): Use AR_REG_FIRST not
+       GR_ARG_FIRST.
+
 2003-12-01  Zack Weinberg  <zack@codesourcery.com>
 
        * common.opt: Remove -fgnu-linker.

diff --git a/gcc/config/ia64/ia64.h b/gcc/config/ia64/ia64.h
index 44ef6c6e1e9784f5c5c34f0a0431f00e88ecf840..a1d0544b7f5b02121da2144efdf0a6ca80f58ed8 100644 (file)
--- a/gcc/config/ia64/ia64.h
+++ b/gcc/config/ia64/ia64.h
@@ -1383,7 +1383,7 @@ do {                                                                      \
    On many machines, no registers can be used for this purpose since all
    function arguments are pushed on the stack.  */
 #define FUNCTION_ARG_REGNO_P(REGNO) \
-(((REGNO) >= GR_ARG_FIRST && (REGNO) < (GR_ARG_FIRST + MAX_ARGUMENT_SLOTS)) \
+(((REGNO) >= AR_ARG_FIRST && (REGNO) < (AR_ARG_FIRST + MAX_ARGUMENT_SLOTS)) \
  || ((REGNO) >= FR_ARG_FIRST && (REGNO) < (FR_ARG_FIRST + MAX_ARGUMENT_SLOTS)))
 \f
 /* Implement `va_arg'.  */