* cpphash.c (collect_funlike_expansion): Make "# is not
followed by a macro argument name" a pedwarn, not an error.
Preserve the # in the output. Suppress the warning if lang_asm.
* gcc.dg/dg.exp: Scan .S files as well as .c files.
* gcc.dg/
20000510-1.S: New.
From-SVN: r33841
+2000-05-11 Zack Weinberg <zack@wolery.cumb.org>
+
+ * cpphash.c (collect_funlike_expansion): Make "# is not
+ followed by a macro argument name" a pedwarn, not an error.
+ Preserve the # in the output. Suppress the warning if lang_asm.
+
Thu May 11 01:19:31 2000 Jeffrey A Law (law@cygnus.com)
* configure.in (hppa*64*-*-hpux11*): New target for PA64 support.
default:
norm:
if (last_token == STRIZE)
- cpp_error (pfile, "# is not followed by a macro argument name");
+ {
+ /* This is a mandatory diagnostic (6.10.3.2 para 1), but
+ in assembly language # may have some other
+ significance we don't know about, so suppress the
+ warning. */
+ if (! CPP_OPTION (pfile, lang_asm))
+ cpp_pedwarn (pfile,
+ "# is not followed by a macro argument name");
+ if (TOK_PREV_WHITE (list, i))
+ CPP_ADJUST_WRITTEN (pfile, -1);
+ if (TOK_PREV_WHITE (list, i-1))
+ CPP_PUTC (pfile, ' ');
+ CPP_PUTC (pfile, '#');
+ if (TOK_PREV_WHITE (list, i))
+ CPP_PUTC (pfile, ' ');
+ }
CPP_PUTS (pfile, tok, len);
last_token = NORM;
}
+2000-05-11 Zack Weinberg <zack@wolery.cumb.org>
+
+ * gcc.dg/dg.exp: Scan .S files as well as .c files.
+ * gcc.dg/20000510-1.S: New.
+
2000-05-08 Catherine Moore <clm@cygnus.com>
* gcc.dg/unused-3.c: New.
--- /dev/null
+/* Regression test - in assembly language, # may have some significance
+ other than 'stringize macro argument' and therefore must be preserved
+ in the output, and should not be warned about. */
+/* { dg-do preprocess } */
+
+#define foo() mov r0, #5 /* { dg-bogus "not followed" "spurious warning" } */
+
+entry:
+ foo()
+
+/*
+ { dg-final { if ![file exists 20000510-1.i] { return } } }
+ { dg-final { set tmp [grep 20000510-1.i # line] } }
+ { dg-final { if {[string length $tmp] > 0} \{ } }
+ { dg-final { pass "20000510-1.S: # preservation" } }
+ { dg-final { \} else \{ } }
+ { dg-final { fail "20000510-1.S: # preservation" } }
+ { dg-final { \} } }
+*/
+
dg-init
# Main loop.
-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.c]] "" $DEFAULT_CFLAGS
+dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] \
+ "" $DEFAULT_CFLAGS
# All done.
dg-finish