[Bug driver/26016] using -S on a .S file does not work properly

[manu at gcc dot gnu dot org]

------- Comment #2 from manu at gcc dot gnu dot org  2007-11-15 17:35 -------
This patch is just a guess but it seems to fix this:

Index: gcc/gcc.c
===================================================================
--- gcc/gcc.c   (revision 130174)
+++ gcc/gcc.c   (working copy)
@@ -841,9 +841,9 @@

 static const char *invoke_as =
 #ifdef AS_NEEDS_DASH_FOR_PIPED_INPUT
-"%{!S:-o %|.s |\n as %(asm_options) %|.s %A }";
+"%{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %|.s |\n as %(asm_options) %|.s %A }";
 #else
-"%{!S:-o %|.s |\n as %(asm_options) %m.s %A }";
+"%{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %|.s |\n as %(asm_options) %m.s %A }";
 #endif

 /* Some compilers have limits on line lengths, and the multilib_select
@@ -1029,12 +1029,12 @@
 #ifdef AS_NEEDS_DASH_FOR_PIPED_INPUT
    "%(trad_capable_cpp) -lang-asm %(cpp_options) -fno-directives-only\
       %{E|M|MM:%(cpp_debug_options)}\
-      %{!M:%{!MM:%{!E:%{!S:-o %|.s |\n\
+      %{!M:%{!MM:%{!E:%{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %|.s |\n\
        as %(asm_debug) %(asm_options) %|.s %A }}}}"
 #else
    "%(trad_capable_cpp) -lang-asm %(cpp_options) -fno-directives-only\
       %{E|M|MM:%(cpp_debug_options)}\
-      %{!M:%{!MM:%{!E:%{!S:-o %|.s |\n\
+      %{!M:%{!MM:%{!E:%{S:%W{o*}%{!o*:-o %b.s}}%{!S:-o %|.s |\n\
        as %(asm_debug) %(asm_options) %m.s %A }}}}"
 #endif
    , 0, 1, 0},


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26016