On 5 November 2014 21:57, Eric Botcazou <[email protected]> wrote:
>> 2014-10-25 Anthony Brandon <[email protected]>
>>
>> PR driver/36312
>> * diagnostic-core.h: Add prototype for fatal_error.
>> * diagnostic.c (fatal_error): New function fatal_error.
>> * gcc.c (store_arg): Remove have_o_argbuf_index.
>> (process_command): Check if input and output files are the same.
>> * toplev.c (init_asm_output): Check if input and output files are the
>> same.
>
> This breaks the build of the shared Ada library:
It seems the driver adds as input files all the flags passed to the
linker, things such as "-lm", "-soname" and "libgnat-5.0.so". Very
intuitive, not. At least these fake files are marked with '*', so the
following on top of the patch should work:
Index: gcc.c
===================================================================
--- gcc.c (revision 217149)
+++ gcc.c (working copy)
@@ -4051,11 +4051,12 @@ process_command (unsigned int decoded_op
if (output_file && strcmp (output_file, "-"))
{
int i;
for (i = 0; i < n_infiles; i++)
- if (canonical_filename_eq (infiles[i].name, output_file))
+ if (infiles[i].language && infiles[i].language[0] != '*'
+ && canonical_filename_eq (infiles[i].name, output_file))
fatal_error ("output file %s is the same as input file", output_file);
}
/* If -save-temps=obj and -o name, create the prefix to use for %b.
Otherwise just make -save-temps=obj the same as -save-temps=cwd. */
Testing now.
Cheers,
Manuel.
