[m-rev.] diff: Visual C and MSYS fixes

[Julien Fischer]

Branches: main, 11.07

Improve support for building the Visual C port in MSYS.

configure.in:
scripts/mgnuc.in:
 	Use the -OPT form for cl command line options
 	instead of the /OPT form.  The latter confuses
 	the MSYS shell.

Julien.

Index: configure.in
===================================================================
RCS file: /home/mercury/mercury1/repository/mercury/configure.in,v
retrieving revision 1.580
diff -u -r1.580 configure.in
--- configure.in	15 Jul 2011 05:35:36 -0000	1.580
+++ configure.in	15 Jul 2011 08:05:54 -0000
@@ -985,7 +985,7 @@
      LINK_LIB_SUFFIX=".lib"
      LINK_OPT_SEP="/link"

-    OBJFILE_OPT="/Fo"
+    OBJFILE_OPT="-Fo"
      AR="lib"
      ARFLAGS=""
      AR_LIBFILE_OPT="/OUT:"
@@ -4470,7 +4470,7 @@
              CFLAGS_FOR_ANSI=
              CFLAGS_FOR_WARNINGS=
              CFLAGS_FOR_OPT=
-            CFLAGS_FOR_DEBUG="/Zi"
+            CFLAGS_FOR_DEBUG="-Zi"
              CFLAGS_FOR_NO_STRICT_ALIASING=

              # Using the MSVC compiler implies that we must use
Index: scripts/mgnuc.in
===================================================================
RCS file: /home/mercury/mercury1/repository/mercury/scripts/mgnuc.in,v
retrieving revision 1.135
diff -u -r1.135 mgnuc.in
--- scripts/mgnuc.in	4 Jul 2011 07:45:11 -0000	1.135
+++ scripts/mgnuc.in	15 Jul 2011 08:05:56 -0000
@@ -80,7 +80,7 @@
          ANSI_OPTS=""
          CHECK_OPTS=""
          OPT_OPTS=""
-        DEBUG_OPT="/Zi"
+        DEBUG_OPT="-Zi"
          COMPILER=cl
          ;;
      *)

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