On Tue, 2007-05-22 at 06:51 -0500, Bob Tracy wrote:
> Second try: originally reported this back on April 17th. 2.6.X
> kernel builds started failing after I upgraded my compiler from
> gcc-3.3.X to gcc-3.4.6:
>
> make -C drivers/scsi/aic7xxx/aicasm
> (...)
> gcc -I/usr/include -I. aicasm.c aicasm_symbol.c aicasm_gram.c aicasm_macro_gram.c aicasm_scan.c aicasm_macro_scan.c -o aicasm -ldb
> aicasm_gram.y:1948: error: conflicting types for 'yyerror'
> aicasm_gram.tab.c:3004: error: previous implicit declaration of 'yyerror' was here
> aicasm_macro_gram.y:162: error: conflicting types for 'mmerror'
> aicasm_macro_gram.tab.c:1196: error: previous implicit declaration of 'mmerror' was here
>
> As a workaround, commenting out or deleting the "void" declarations
> for yyerror() and mmerror() in the respective ".y" files fixes the
> problem.
We really don't want gcc making assumptions about prototypes ... even if
it's getting them right in all likelihood (doubtless unprototyped
assumed functions will become a warning and then an error in later gcc
versions ...), so this is a better fix
James
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
index c328596..6066998 100644
--- a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
+++ b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
@@ -106,6 +106,7 @@ static void make_expression(expression_t *immed, int value);
static void add_conditional(symbol_t *symbol);
static void add_version(const char *verstring);
static int is_download_const(expression_t *immed);
+void yyerror(const char *string);
#define SRAM_SYMNAME "SRAM_BASE"
#define SCB_SYMNAME "SCB_BASE"
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y
index 439f760..ff46aa6 100644
--- a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y
+++ b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y
@@ -65,6 +65,7 @@
static symbol_t *macro_symbol;
static void add_macro_arg(const char *argtext, int position);
+void mmerror(const char *string);
%}
-
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