+2010-12-13 Ian Lance Taylor <iant@google.com>
+
+ * gospec.c (lang_specific_driver): Add a -o option if not linking
+ and there is no -o option already.
+
2010-12-07 Ian Lance Taylor <iant@google.com>
PR tree-optimization/46805
/* The total number of arguments with the new stuff. */
int num_args = 1;
+ /* Whether the -o option was used. */
+ bool saw_opt_o = false;
+
+ /* The first input file with an extension of .go. */
+ const char *first_go_file = NULL;
+
argc = *in_decoded_options_count;
decoded_options = *in_decoded_options;
added_libraries = *in_added_libraries;
library = -1;
break;
+ case OPT_o:
+ saw_opt_o = true;
+ break;
+
case OPT_static:
static_link = 1;
break;
case OPT_SPECIAL_input_file:
if (library == 0)
library = 1;
+
+ if (first_go_file == NULL)
+ {
+ int len;
+
+ len = strlen (arg);
+ if (len > 3 && strcmp (arg + len - 3, ".go") == 0)
+ first_go_file = arg;
+ }
+
break;
}
}
j++;
}
+ /* If we are not linking, add a -o option. This is because we need
+ the driver to pass all .go files to go1. Without a -o option the
+ driver will invoke go1 separately for each input file. */
+ if (library < 0 && first_go_file != NULL && !saw_opt_o)
+ {
+ const char *base;
+ int baselen;
+ int alen;
+ char *out;
+
+ base = lbasename (first_go_file);
+ baselen = strlen (base) - 3;
+ alen = baselen + 3;
+ out = XNEWVEC (char, alen);
+ memcpy (out, base, baselen);
+ /* The driver will convert .o to some other suffix if
+ appropriate. */
+ out[baselen] = '.';
+ out[baselen + 1] = 'o';
+ out[baselen + 2] = '\0';
+ generate_option (OPT_o, out, 1, CL_DRIVER,
+ &new_decoded_options[j]);
+ j++;
+ }
+
/* Add `-lgo' if we haven't already done so. */
if (library > 0)
{