* mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.

	* mf-runtime.h: New file, replaces mf-runtime.h.in.
	* configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
	* Makefile.in: Ditto.
	* testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
	* testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
	* testsuite/libmudflap.c/fail36-frag.c: New test.
	* testsuite/libmudflap.c/fail37-frag.c: New test.
	* testsuite/libmudflap.c/fail38-frag.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92815 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libmudflap/ChangeLog b/libmudflap/ChangeLog
index d2fc9ee..ace95ce 100644 (file)
--- a/libmudflap/ChangeLog
+++ b/libmudflap/ChangeLog
@@ -1,3 +1,15 @@
+2004-01-02  Greg McGary  <greg@mcgary.org>
+
+       * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
+       * mf-runtime.h: New file, replaces mf-runtime.h.in.
+       * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
+       * Makefile.in: Ditto.
+       * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
+       * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
+       * testsuite/libmudflap.c/fail36-frag.c: New test.
+       * testsuite/libmudflap.c/fail37-frag.c: New test.
+       * testsuite/libmudflap.c/fail38-frag.c: New test.
+
 2004-12-08  Kelley Cook  <kcook@gcc.gnu.org>
 
        * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.

diff --git a/libmudflap/Makefile.in b/libmudflap/Makefile.in
index 84506f8..b251f2a 100644 (file)
--- a/libmudflap/Makefile.in
+++ b/libmudflap/Makefile.in
@@ -46,7 +46,7 @@ DIST_COMMON = $(am__configure_deps) $(include_HEADERS) \
        $(srcdir)/../ltmain.sh $(srcdir)/../missing \
        $(srcdir)/../mkinstalldirs $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(srcdir)/config.h.in \
-       $(srcdir)/mf-runtime.h.in $(top_srcdir)/configure ChangeLog
+       $(top_srcdir)/configure ChangeLog
 subdir = .
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/../config/gcc-version.m4 \
@@ -57,7 +57,6 @@ am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
  configure.lineno configure.status.lineno
 mkinstalldirs = $(SHELL) $(top_srcdir)/../mkinstalldirs
 CONFIG_HEADER = config.h
-CONFIG_CLEAN_FILES = mf-runtime.h
 am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
 am__vpath_adj = case $$p in \
     $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
@@ -347,8 +346,6 @@ $(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
 
 distclean-hdr:
        -rm -f config.h stamp-h1
-mf-runtime.h: $(top_builddir)/config.status $(srcdir)/mf-runtime.h.in
-       cd $(top_builddir) && $(SHELL) ./config.status $@
 install-toolexeclibLTLIBRARIES: $(toolexeclib_LTLIBRARIES)
        @$(NORMAL_INSTALL)
        test -z "$(toolexeclibdir)" || $(mkdir_p) "$(DESTDIR)$(toolexeclibdir)"

diff --git a/libmudflap/configure b/libmudflap/configure
index d96a46a..6bcb253 100755 (executable)
--- a/libmudflap/configure
+++ b/libmudflap/configure
@@ -6854,7 +6854,7 @@ else
   multilib_arg=
 fi
 
-                                        ac_config_files="$ac_config_files Makefile testsuite/Makefile testsuite/mfconfig.exp mf-runtime.h"
+                                        ac_config_files="$ac_config_files Makefile testsuite/Makefile testsuite/mfconfig.exp"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -7433,7 +7433,6 @@ do
   "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
   "testsuite/Makefile" ) CONFIG_FILES="$CONFIG_FILES testsuite/Makefile" ;;
   "testsuite/mfconfig.exp" ) CONFIG_FILES="$CONFIG_FILES testsuite/mfconfig.exp" ;;
-  "mf-runtime.h" ) CONFIG_FILES="$CONFIG_FILES mf-runtime.h" ;;
   "default-1" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;;
   "depfiles" ) CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
   "config.h" ) CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;

diff --git a/libmudflap/configure.ac b/libmudflap/configure.ac
index 794fa9b..6a771f6 100644 (file)
--- a/libmudflap/configure.ac
+++ b/libmudflap/configure.ac
@@ -231,5 +231,5 @@ else
   multilib_arg=
 fi
 
-AC_CONFIG_FILES([Makefile testsuite/Makefile testsuite/mfconfig.exp mf-runtime.h])
+AC_CONFIG_FILES([Makefile testsuite/Makefile testsuite/mfconfig.exp])
 AC_OUTPUT

diff --git a/libmudflap/mf-impl.h b/libmudflap/mf-impl.h
index 55706c1..ee582ea 100644 (file)
--- a/libmudflap/mf-impl.h
+++ b/libmudflap/mf-impl.h
@@ -1,6 +1,6 @@
 /* Implementation header for mudflap runtime library.
    Mudflap: narrow-pointer bounds-checking by tree rewriting.  
-   Copyright (C) 2002, 2003 Free Software Foundation, Inc.  
+   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.  
    Contributed by Frank Ch. Eigler <fche@redhat.com> 
    and Graydon Hoare <graydon@redhat.com>
    
@@ -43,6 +43,11 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #error "Cannot build libmudflapth without pthread.h."
 #endif
 
+#if HAVE_STDINT_H
+#include <stdint.h>
+#else
+typedef __mf_uintptr_t uintptr_t;
+#endif
 
 /* Private definitions related to mf-runtime.h  */
 

diff --git a/libmudflap/mf-runtime.h.in b/libmudflap/mf-runtime.h
similarity index 91%
rename from libmudflap/mf-runtime.h.in
rename to libmudflap/mf-runtime.h
index 0f8f9e3..b008883 100644 (file)
--- a/libmudflap/mf-runtime.h.in
+++ b/libmudflap/mf-runtime.h
@@ -3,17 +3,9 @@
 #ifndef MF_RUNTIME_H
 #define MF_RUNTIME_H
 
-#if @MF_HAVE_STDINT_H@ /* autoconf HAVE_STDINT_H */
-#include <stdint.h>
-#endif
-#include <sys/types.h>
-#if ! @MF_HAVE_UINTPTR_T@
-typedef unsigned long uintptr_t;
-#define HAVE_UINTPTR_T 1
-/* Define this here, in case an autoconf application was run
-   without CFLAGS=-fmudflap but is being compiled with -fmudflap.  */
-#endif
-
+typedef void *__mf_ptr_t;
+typedef unsigned int __mf_uintptr_t __attribute__ ((__mode__ (__pointer__)));
+typedef __SIZE_TYPE__ __mf_size_t;
 
 /* Global declarations used by instrumentation.  When _MUDFLAP is
    defined, these have been auto-declared by the compiler and we
@@ -22,9 +14,9 @@ typedef unsigned long uintptr_t;
    library's, but the C++ front end has no mechanism for allowing
    the re-definition of a structure type).  */
 #ifndef _MUDFLAP
-struct __mf_cache { uintptr_t low; uintptr_t high; };
+struct __mf_cache { __mf_uintptr_t low; __mf_uintptr_t high; };
 extern struct __mf_cache __mf_lookup_cache [];
-extern uintptr_t __mf_lc_mask;
+extern __mf_uintptr_t __mf_lc_mask;
 extern unsigned char __mf_lc_shift;
 #endif
 
@@ -57,14 +49,14 @@ extern unsigned char __mf_lc_shift;
 extern "C" {
 #endif
 
-extern void __mf_check (void *ptr, size_t sz, int type, const char *location)
+extern void __mf_check (void *ptr, __mf_size_t sz, int type, const char *location)
        __attribute((nothrow));
-extern void __mf_register (void *ptr, size_t sz, int type, const char *name) 
+extern void __mf_register (void *ptr, __mf_size_t sz, int type, const char *name) 
        __attribute((nothrow));
-extern void __mf_unregister (void *ptr, size_t sz, int type)
+extern void __mf_unregister (void *ptr, __mf_size_t sz, int type)
        __attribute((nothrow));
-extern unsigned __mf_watch (void *ptr, size_t sz);
-extern unsigned __mf_unwatch (void *ptr, size_t sz);
+extern unsigned __mf_watch (void *ptr, __mf_size_t sz);
+extern unsigned __mf_unwatch (void *ptr, __mf_size_t sz);
 extern void __mf_report ();
 extern int __mf_set_options (const char *opts);
 

diff --git a/libmudflap/testsuite/lib/libmudflap.exp b/libmudflap/testsuite/lib/libmudflap.exp
index 8c604e1..4b80716 100644 (file)
--- a/libmudflap/testsuite/lib/libmudflap.exp
+++ b/libmudflap/testsuite/lib/libmudflap.exp
@@ -83,7 +83,7 @@ proc libmudflap-init { language } {
 
     set libs "-L${blddir}/.libs"
     set cxxflags "-ggdb3 -DDEBUG_ASSERT"
-    set includes "-I${srcdir} -I.."
+    set includes "-I${srcdir} -I${srcdir}/.. -I.."
 
     if {$language == "c++"} {
         if {[file exists $cxxflags_file]} then {

diff --git a/libmudflap/testsuite/libmudflap.c/fail36-frag.c b/libmudflap/testsuite/libmudflap.c/fail36-frag.c
new file mode 100644 (file)
index 0000000..af6851c
--- /dev/null
+++ b/libmudflap/testsuite/libmudflap.c/fail36-frag.c
@@ -0,0 +1,23 @@
+#include <stdlib.h>
+
+struct k
+{
+  int p;
+  struct {
+    int m : 31;
+  } q;
+};
+
+int
+main ()
+{
+  volatile struct k *l = malloc (sizeof (int)); /* make it only big enough for k.p */
+  /* Confirm that we instrument this nested construct
+     BIT_FIELD_REF(COMPONENT_REF(INDIRECT_REF)). */
+  l->q.m = 5;
+  return 0;
+}
+/* { dg-output "mudflap violation 1.*" } */
+/* { dg-output "Nearby object.*" } */
+/* { dg-output "mudflap object.*" } */
+/* { dg-do run { xfail *-*-* } } */

diff --git a/libmudflap/testsuite/libmudflap.c/fail37-frag.c b/libmudflap/testsuite/libmudflap.c/fail37-frag.c
new file mode 100644 (file)
index 0000000..41ce4b9
--- /dev/null
+++ b/libmudflap/testsuite/libmudflap.c/fail37-frag.c
@@ -0,0 +1,22 @@
+typedef struct
+{
+  short f : 3;
+} small;
+
+struct
+{
+  int i;
+  small s[4];
+} x;
+
+main ()
+{
+  int i;
+  for (i = 0; i < 5; i++)
+    x.s[i].f = 0;
+  exit (0);
+}
+/* { dg-output "mudflap violation 1.*" } */
+/* { dg-output "Nearby object.*" } */
+/* { dg-output "mudflap object.* x.*" } */
+/* { dg-do run { xfail *-*-* } } */

diff --git a/libmudflap/testsuite/libmudflap.c/fail38-frag.c b/libmudflap/testsuite/libmudflap.c/fail38-frag.c
new file mode 100644 (file)
index 0000000..9667e21
--- /dev/null
+++ b/libmudflap/testsuite/libmudflap.c/fail38-frag.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+int main ()
+{
+struct a {
+  int x;
+  int y;
+  int z : 10;
+};
+
+struct b {
+  int x;
+  int y;
+};
+
+volatile struct b k;
+volatile struct a *p;
+
+p = (struct a*) &k;
+
+p->z = 'q';
+
+return 0;
+}
+/* { dg-output "mudflap violation 1.*" } */
+/* { dg-output "Nearby object 1.*" } */
+/* { dg-output "mudflap object.*.main. k.*" } */
+/* { dg-do run { xfail *-*-* } } */

diff --git a/libmudflap/testsuite/libmudflap.c/pass32-frag.c b/libmudflap/testsuite/libmudflap.c/pass32-frag.c
index 83f121d..3846864 100644 (file)
--- a/libmudflap/testsuite/libmudflap.c/pass32-frag.c
+++ b/libmudflap/testsuite/libmudflap.c/pass32-frag.c
@@ -13,6 +13,6 @@ int main ()
 {
 struct foo k;
 char *n = get_z (& k);
-srand ((int)(uintptr_t) n); /* use the pointer value */
+srand ((int)(__mf_uintptr_)t n); /* use the pointer value */
 return 0;
 }