* configure.ac (GCC_HEADER_STDINT): Invoke.

        * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
        * btest.c: Don't include <stdint.h>.
        * dwarf.c: Likewise.
        * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191474 138bc75d-0d04-0410-961f-82ee72b054a4

9 files changed, 1078 insertions, 5 deletions

diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 814a1c92b91..ea9ff2fa59f 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,12 @@
+2012-09-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+	    Ian Lance Taylor  <iant@google.com>
+
+        * configure.ac (GCC_HEADER_STDINT): Invoke.
+        * backtrace.h: If we can't find <stdint.h>, use "gstdint.h".
+        * btest.c: Don't include <stdint.h>.
+        * dwarf.c: Likewise.
+        * configure, aclocal.m4, Makefile.in, config.h.in: Rebuild.
+
 2012-09-18  Ian Lance Taylor  <iant@google.com>
 
 	PR bootstrap/54623
diff --git a/libbacktrace/Makefile.in b/libbacktrace/Makefile.in
index f041b5715d1..6559868ac11 100644
--- a/libbacktrace/Makefile.in
+++ b/libbacktrace/Makefile.in
@@ -79,6 +79,7 @@ am__aclocal_m4_deps = $(top_srcdir)/../config/depstand.m4 \
 	$(top_srcdir)/../config/lead-dot.m4 \
 	$(top_srcdir)/../config/multi.m4 \
 	$(top_srcdir)/../config/override.m4 \
+	$(top_srcdir)/../config/stdint.m4 \
 	$(top_srcdir)/../config/unwind_ipinfo.m4 \
 	$(top_srcdir)/../config/warnings.m4 \
 	$(top_srcdir)/../libtool.m4 $(top_srcdir)/../ltoptions.m4 \
diff --git a/libbacktrace/aclocal.m4 b/libbacktrace/aclocal.m4
index 9b2ca61ce80..a59188ac460 100644
--- a/libbacktrace/aclocal.m4
+++ b/libbacktrace/aclocal.m4
@@ -972,6 +972,7 @@ m4_include([../config/depstand.m4])
 m4_include([../config/lead-dot.m4])
 m4_include([../config/multi.m4])
 m4_include([../config/override.m4])
+m4_include([../config/stdint.m4])
 m4_include([../config/unwind_ipinfo.m4])
 m4_include([../config/warnings.m4])
 m4_include([../libtool.m4])
diff --git a/libbacktrace/backtrace.h b/libbacktrace/backtrace.h
index a8d1ffcebeb..b8404eaefb5 100644
--- a/libbacktrace/backtrace.h
+++ b/libbacktrace/backtrace.h
@@ -34,9 +34,26 @@ POSSIBILITY OF SUCH DAMAGE.  */
 #define BACKTRACE_H
 
 #include <stddef.h>
-#include <stdint.h>
 #include <stdio.h>
 
+/* We want to get a definition for uintptr_t, but we still care about
+   systems that don't have <stdint.h>.  */
+#if defined(__GLIBC__) && __GLIBC__ >= 2
+
+#include <stdint.h>
+
+#elif defined(HAVE_STDINT_H)
+
+#include <stdint.h>
+
+#else
+
+/* Systems that don't have <stdint.h> must provide gstdint.h, e.g.,
+   from GCC_HEADER_STDINT in configure.ac.  */
+#include "gstdint.h"
+
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/libbacktrace/btest.c b/libbacktrace/btest.c
index df286dbeefe..085891a6e69 100644
--- a/libbacktrace/btest.c
+++ b/libbacktrace/btest.c
@@ -34,7 +34,6 @@ POSSIBILITY OF SUCH DAMAGE.  */
    libbacktrace library.  */
 
 #include <assert.h>
-#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/libbacktrace/config.h.in b/libbacktrace/config.h.in
index 090e8d86bc3..656c2ee5a8f 100644
--- a/libbacktrace/config.h.in
+++ b/libbacktrace/config.h.in
@@ -71,6 +71,21 @@
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
+/* The size of `char', as computed by sizeof. */
+#undef SIZEOF_CHAR
+
+/* The size of `int', as computed by sizeof. */
+#undef SIZEOF_INT
+
+/* The size of `long', as computed by sizeof. */
+#undef SIZEOF_LONG
+
+/* The size of `short', as computed by sizeof. */
+#undef SIZEOF_SHORT
+
+/* The size of `void *', as computed by sizeof. */
+#undef SIZEOF_VOID_P
+
 /* Define to 1 if you have the ANSI C header files. */
 #undef STDC_HEADERS
 
diff --git a/libbacktrace/configure b/libbacktrace/configure
index 70ac451e0a4..bbd5d1182d3 100755
--- a/libbacktrace/configure
+++ b/libbacktrace/configure
@@ -1828,6 +1828,238 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_check_func
 
+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
+# -------------------------------------------
+# Tests whether TYPE exists after having included INCLUDES, setting cache
+# variable VAR accordingly.
+ac_fn_c_check_type ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=no"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof ($2))
+	 return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof (($2)))
+	    return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  eval "$3=yes"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+
+} # ac_fn_c_check_type
+
+# ac_fn_c_compute_int LINENO EXPR VAR INCLUDES
+# --------------------------------------------
+# Tries to find the compile-time value of EXPR in a program that includes
+# INCLUDES, setting VAR accordingly. Returns whether the value could be
+# computed
+ac_fn_c_compute_int ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if test "$cross_compiling" = yes; then
+    # Depending upon the size, compute the lo and hi bounds.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=0 ac_mid=0
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid; break
+else
+  as_fn_arith $ac_mid + 1 && ac_lo=$as_val
+			if test $ac_lo -le $ac_mid; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) < 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=-1 ac_mid=-1
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=$ac_mid; break
+else
+  as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
+			if test $ac_mid -le $ac_hi; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  ac_lo= ac_hi=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+  as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid
+else
+  as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+case $ac_lo in #((
+?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
+'') ac_retval=1 ;;
+esac
+  else
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+static long int longval () { return $2; }
+static unsigned long int ulongval () { return $2; }
+#include <stdio.h>
+#include <stdlib.h>
+int
+main ()
+{
+
+  FILE *f = fopen ("conftest.val", "w");
+  if (! f)
+    return 1;
+  if (($2) < 0)
+    {
+      long int i = longval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%ld", i);
+    }
+  else
+    {
+      unsigned long int i = ulongval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%lu", i);
+    }
+  /* Do not output a trailing newline, as this causes \r\n confusion
+     on some platforms.  */
+  return ferror (f) || fclose (f) != 0;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+  echo >>conftest.val; read $3 <conftest.val; ac_retval=0
+else
+  ac_retval=1
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f conftest.val
+
+  fi
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_compute_int
+
 # ac_fn_c_check_decl LINENO SYMBOL VAR
 # ------------------------------------
 # Tests whether SYMBOL is declared, setting cache variable VAR accordingly.
@@ -11040,7 +11272,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11043 "configure"
+#line 11275 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11146,7 +11378,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11149 "configure"
+#line 11381 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11654,6 +11886,413 @@ if test "$backtrace_supported" = "yes"; then
 fi
 
 
+
+
+inttype_headers=`echo inttypes.h sys/inttypes.h  | sed -e 's/,/ /g'`
+
+acx_cv_header_stdint=stddef.h
+acx_cv_header_stdint_kind="(already complete)"
+for i in stdint.h $inttype_headers; do
+  unset ac_cv_type_uintptr_t
+  unset ac_cv_type_uintmax_t
+  unset ac_cv_type_int_least32_t
+  unset ac_cv_type_int_fast32_t
+  unset ac_cv_type_uint64_t
+  $as_echo_n "looking for a compliant stdint.h in $i, " >&6
+  ac_fn_c_check_type "$LINENO" "uintmax_t" "ac_cv_type_uintmax_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uintmax_t" = x""yes; then :
+  acx_cv_header_stdint=$i
+else
+  continue
+fi
+
+  ac_fn_c_check_type "$LINENO" "uintptr_t" "ac_cv_type_uintptr_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uintptr_t" = x""yes; then :
+
+else
+  acx_cv_header_stdint_kind="(mostly complete)"
+fi
+
+  ac_fn_c_check_type "$LINENO" "int_least32_t" "ac_cv_type_int_least32_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_int_least32_t" = x""yes; then :
+
+else
+  acx_cv_header_stdint_kind="(mostly complete)"
+fi
+
+  ac_fn_c_check_type "$LINENO" "int_fast32_t" "ac_cv_type_int_fast32_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_int_fast32_t" = x""yes; then :
+
+else
+  acx_cv_header_stdint_kind="(mostly complete)"
+fi
+
+  ac_fn_c_check_type "$LINENO" "uint64_t" "ac_cv_type_uint64_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uint64_t" = x""yes; then :
+
+else
+  acx_cv_header_stdint_kind="(lacks uint64_t)"
+fi
+
+  break
+done
+if test "$acx_cv_header_stdint" = stddef.h; then
+  acx_cv_header_stdint_kind="(lacks uintmax_t)"
+  for i in stdint.h $inttype_headers; do
+    unset ac_cv_type_uintptr_t
+    unset ac_cv_type_uint32_t
+    unset ac_cv_type_uint64_t
+    $as_echo_n "looking for an incomplete stdint.h in $i, " >&6
+    ac_fn_c_check_type "$LINENO" "uint32_t" "ac_cv_type_uint32_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uint32_t" = x""yes; then :
+  acx_cv_header_stdint=$i
+else
+  continue
+fi
+
+    ac_fn_c_check_type "$LINENO" "uint64_t" "ac_cv_type_uint64_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uint64_t" = x""yes; then :
+
+fi
+
+    ac_fn_c_check_type "$LINENO" "uintptr_t" "ac_cv_type_uintptr_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_uintptr_t" = x""yes; then :
+
+fi
+
+    break
+  done
+fi
+if test "$acx_cv_header_stdint" = stddef.h; then
+  acx_cv_header_stdint_kind="(u_intXX_t style)"
+  for i in sys/types.h $inttype_headers; do
+    unset ac_cv_type_u_int32_t
+    unset ac_cv_type_u_int64_t
+    $as_echo_n "looking for u_intXX_t types in $i, " >&6
+    ac_fn_c_check_type "$LINENO" "u_int32_t" "ac_cv_type_u_int32_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_u_int32_t" = x""yes; then :
+  acx_cv_header_stdint=$i
+else
+  continue
+fi
+
+    ac_fn_c_check_type "$LINENO" "u_int64_t" "ac_cv_type_u_int64_t" "#include <sys/types.h>
+#include <$i>
+"
+if test "x$ac_cv_type_u_int64_t" = x""yes; then :
+
+fi
+
+    break
+  done
+fi
+if test "$acx_cv_header_stdint" = stddef.h; then
+  acx_cv_header_stdint_kind="(using manual detection)"
+fi
+
+test -z "$ac_cv_type_uintptr_t" && ac_cv_type_uintptr_t=no
+test -z "$ac_cv_type_uint64_t" && ac_cv_type_uint64_t=no
+test -z "$ac_cv_type_u_int64_t" && ac_cv_type_u_int64_t=no
+test -z "$ac_cv_type_int_least32_t" && ac_cv_type_int_least32_t=no
+test -z "$ac_cv_type_int_fast32_t" && ac_cv_type_int_fast32_t=no
+
+# ----------------- Summarize what we found so far
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking what to include in gstdint.h" >&5
+$as_echo_n "checking what to include in gstdint.h... " >&6; }
+
+case `$as_basename -- gstdint.h ||
+$as_expr X/gstdint.h : '.*/\([^/][^/]*\)/*$' \| \
+	 Xgstdint.h : 'X\(//\)$' \| \
+	 Xgstdint.h : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/gstdint.h |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'` in
+  stdint.h) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: are you sure you want it there?" >&5
+$as_echo "$as_me: WARNING: are you sure you want it there?" >&2;} ;;
+  inttypes.h) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: are you sure you want it there?" >&5
+$as_echo "$as_me: WARNING: are you sure you want it there?" >&2;} ;;
+  *) ;;
+esac
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_header_stdint $acx_cv_header_stdint_kind" >&5
+$as_echo "$acx_cv_header_stdint $acx_cv_header_stdint_kind" >&6; }
+
+# ----------------- done included file, check C basic types --------
+
+# Lacking an uintptr_t?  Test size of void *
+case "$acx_cv_header_stdint:$ac_cv_type_uintptr_t" in
+  stddef.h:* | *:no) # The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
+$as_echo_n "checking size of void *... " >&6; }
+if test "${ac_cv_sizeof_void_p+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_void_p" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (void *)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_void_p=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
+$as_echo "$ac_cv_sizeof_void_p" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_VOID_P $ac_cv_sizeof_void_p
+_ACEOF
+
+ ;;
+esac
+
+# Lacking an uint64_t?  Test size of long
+case "$acx_cv_header_stdint:$ac_cv_type_uint64_t:$ac_cv_type_u_int64_t" in
+  stddef.h:*:* | *:no:no) # The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long" >&5
+$as_echo_n "checking size of long... " >&6; }
+if test "${ac_cv_sizeof_long+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long))" "ac_cv_sizeof_long"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_long" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (long)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_long=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long" >&5
+$as_echo "$ac_cv_sizeof_long" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_LONG $ac_cv_sizeof_long
+_ACEOF
+
+ ;;
+esac
+
+if test $acx_cv_header_stdint = stddef.h; then
+  # Lacking a good header?  Test size of everything and deduce all types.
+  # The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of int" >&5
+$as_echo_n "checking size of int... " >&6; }
+if test "${ac_cv_sizeof_int+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (int))" "ac_cv_sizeof_int"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_int" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (int)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_int=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_int" >&5
+$as_echo "$ac_cv_sizeof_int" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_INT $ac_cv_sizeof_int
+_ACEOF
+
+
+  # The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of short" >&5
+$as_echo_n "checking size of short... " >&6; }
+if test "${ac_cv_sizeof_short+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (short))" "ac_cv_sizeof_short"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_short" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (short)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_short=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_short" >&5
+$as_echo "$ac_cv_sizeof_short" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_SHORT $ac_cv_sizeof_short
+_ACEOF
+
+
+  # The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of char" >&5
+$as_echo_n "checking size of char... " >&6; }
+if test "${ac_cv_sizeof_char+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (char))" "ac_cv_sizeof_char"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_char" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (char)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_char=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_char" >&5
+$as_echo "$ac_cv_sizeof_char" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_CHAR $ac_cv_sizeof_char
+_ACEOF
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for type equivalent to int8_t" >&5
+$as_echo_n "checking for type equivalent to int8_t... " >&6; }
+  case "$ac_cv_sizeof_char" in
+    1) acx_cv_type_int8_t=char ;;
+    *) as_fn_error "no 8-bit type, please report a bug" "$LINENO" 5
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int8_t" >&5
+$as_echo "$acx_cv_type_int8_t" >&6; }
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for type equivalent to int16_t" >&5
+$as_echo_n "checking for type equivalent to int16_t... " >&6; }
+  case "$ac_cv_sizeof_int:$ac_cv_sizeof_short" in
+    2:*) acx_cv_type_int16_t=int ;;
+    *:2) acx_cv_type_int16_t=short ;;
+    *) as_fn_error "no 16-bit type, please report a bug" "$LINENO" 5
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int16_t" >&5
+$as_echo "$acx_cv_type_int16_t" >&6; }
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for type equivalent to int32_t" >&5
+$as_echo_n "checking for type equivalent to int32_t... " >&6; }
+  case "$ac_cv_sizeof_int:$ac_cv_sizeof_long" in
+    4:*) acx_cv_type_int32_t=int ;;
+    *:4) acx_cv_type_int32_t=long ;;
+    *) as_fn_error "no 32-bit type, please report a bug" "$LINENO" 5
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int32_t" >&5
+$as_echo "$acx_cv_type_int32_t" >&6; }
+fi
+
+# These tests are here to make the output prettier
+
+if test "$ac_cv_type_uint64_t" != yes && test "$ac_cv_type_u_int64_t" != yes; then
+  case "$ac_cv_sizeof_long" in
+    8) acx_cv_type_int64_t=long ;;
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for type equivalent to int64_t" >&5
+$as_echo_n "checking for type equivalent to int64_t... " >&6; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${acx_cv_type_int64_t-'using preprocessor symbols'}" >&5
+$as_echo "${acx_cv_type_int64_t-'using preprocessor symbols'}" >&6; }
+fi
+
+# Now we can use the above types
+
+if test "$ac_cv_type_uintptr_t" != yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for type equivalent to intptr_t" >&5
+$as_echo_n "checking for type equivalent to intptr_t... " >&6; }
+  case $ac_cv_sizeof_void_p in
+    2) acx_cv_type_intptr_t=int16_t ;;
+    4) acx_cv_type_intptr_t=int32_t ;;
+    8) acx_cv_type_intptr_t=int64_t ;;
+    *) as_fn_error "no equivalent for intptr_t, please report a bug" "$LINENO" 5
+  esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_intptr_t" >&5
+$as_echo "$acx_cv_type_intptr_t" >&6; }
+fi
+
+# ----------------- done all checks, emit header -------------
+ac_config_commands="$ac_config_commands gstdint.h"
+
+
+
+
 for ac_header in sys/mman.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "sys/mman.h" "ac_cv_header_sys_mman_h" "$ac_includes_default"
@@ -12779,6 +13418,24 @@ CXX="$CXX"
 GFORTRAN="$GFORTRAN"
 GCJ="$GCJ"
 
+GCC="$GCC"
+CC="$CC"
+acx_cv_header_stdint="$acx_cv_header_stdint"
+acx_cv_type_int8_t="$acx_cv_type_int8_t"
+acx_cv_type_int16_t="$acx_cv_type_int16_t"
+acx_cv_type_int32_t="$acx_cv_type_int32_t"
+acx_cv_type_int64_t="$acx_cv_type_int64_t"
+acx_cv_type_intptr_t="$acx_cv_type_intptr_t"
+ac_cv_type_uintmax_t="$ac_cv_type_uintmax_t"
+ac_cv_type_uintptr_t="$ac_cv_type_uintptr_t"
+ac_cv_type_uint64_t="$ac_cv_type_uint64_t"
+ac_cv_type_u_int64_t="$ac_cv_type_u_int64_t"
+ac_cv_type_u_int32_t="$ac_cv_type_u_int32_t"
+ac_cv_type_int_least32_t="$ac_cv_type_int_least32_t"
+ac_cv_type_int_fast32_t="$ac_cv_type_int_fast32_t"
+ac_cv_sizeof_void_p="$ac_cv_sizeof_void_p"
+
+
 # Variables needed in config.status (file generation) which aren't already
 # passed by autoconf.
 SUBDIRS="$SUBDIRS"
@@ -12796,6 +13453,7 @@ do
     "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
     "libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;;
     "default-1") CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;;
+    "gstdint.h") CONFIG_COMMANDS="$CONFIG_COMMANDS gstdint.h" ;;
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "backtrace-supported.h") CONFIG_FILES="$CONFIG_FILES backtrace-supported.h" ;;
     "default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
@@ -14125,6 +14783,378 @@ case " $CONFIG_FILES " in
    ac_file=Makefile . ${multi_basedir}/config-ml.in
    ;;
 esac ;;
+    "gstdint.h":C)
+if test "$GCC" = yes; then
+  echo "/* generated for " `$CC --version | sed 1q` "*/" > tmp-stdint.h
+else
+  echo "/* generated for $CC */" > tmp-stdint.h
+fi
+
+sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+  #ifndef GCC_GENERATED_STDINT_H
+  #define GCC_GENERATED_STDINT_H 1
+
+  #include <sys/types.h>
+EOF
+
+if test "$acx_cv_header_stdint" != stdint.h; then
+  echo "#include <stddef.h>" >> tmp-stdint.h
+fi
+if test "$acx_cv_header_stdint" != stddef.h; then
+  echo "#include <$acx_cv_header_stdint>" >> tmp-stdint.h
+fi
+
+sed 's/^ *//' >> tmp-stdint.h <<EOF
+  /* glibc uses these symbols as guards to prevent redefinitions.  */
+  #ifdef __int8_t_defined
+  #define _INT8_T
+  #define _INT16_T
+  #define _INT32_T
+  #endif
+  #ifdef __uint32_t_defined
+  #define _UINT32_T
+  #endif
+
+EOF
+
+# ----------------- done header, emit basic int types -------------
+if test "$acx_cv_header_stdint" = stddef.h; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    #ifndef _UINT8_T
+    #define _UINT8_T
+    #ifndef __uint8_t_defined
+    #define __uint8_t_defined
+    #ifndef uint8_t
+    typedef unsigned $acx_cv_type_int8_t uint8_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _UINT16_T
+    #define _UINT16_T
+    #ifndef __uint16_t_defined
+    #define __uint16_t_defined
+    #ifndef uint16_t
+    typedef unsigned $acx_cv_type_int16_t uint16_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _UINT32_T
+    #define _UINT32_T
+    #ifndef __uint32_t_defined
+    #define __uint32_t_defined
+    #ifndef uint32_t
+    typedef unsigned $acx_cv_type_int32_t uint32_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _INT8_T
+    #define _INT8_T
+    #ifndef __int8_t_defined
+    #define __int8_t_defined
+    #ifndef int8_t
+    typedef $acx_cv_type_int8_t int8_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _INT16_T
+    #define _INT16_T
+    #ifndef __int16_t_defined
+    #define __int16_t_defined
+    #ifndef int16_t
+    typedef $acx_cv_type_int16_t int16_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _INT32_T
+    #define _INT32_T
+    #ifndef __int32_t_defined
+    #define __int32_t_defined
+    #ifndef int32_t
+    typedef $acx_cv_type_int32_t int32_t;
+    #endif
+    #endif
+    #endif
+EOF
+elif test "$ac_cv_type_u_int32_t" = yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* int8_t int16_t int32_t defined by inet code, we do the u_intXX types */
+    #ifndef _INT8_T
+    #define _INT8_T
+    #endif
+    #ifndef _INT16_T
+    #define _INT16_T
+    #endif
+    #ifndef _INT32_T
+    #define _INT32_T
+    #endif
+
+    #ifndef _UINT8_T
+    #define _UINT8_T
+    #ifndef __uint8_t_defined
+    #define __uint8_t_defined
+    #ifndef uint8_t
+    typedef u_int8_t uint8_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _UINT16_T
+    #define _UINT16_T
+    #ifndef __uint16_t_defined
+    #define __uint16_t_defined
+    #ifndef uint16_t
+    typedef u_int16_t uint16_t;
+    #endif
+    #endif
+    #endif
+
+    #ifndef _UINT32_T
+    #define _UINT32_T
+    #ifndef __uint32_t_defined
+    #define __uint32_t_defined
+    #ifndef uint32_t
+    typedef u_int32_t uint32_t;
+    #endif
+    #endif
+    #endif
+EOF
+else
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* Some systems have guard macros to prevent redefinitions, define them.  */
+    #ifndef _INT8_T
+    #define _INT8_T
+    #endif
+    #ifndef _INT16_T
+    #define _INT16_T
+    #endif
+    #ifndef _INT32_T
+    #define _INT32_T
+    #endif
+    #ifndef _UINT8_T
+    #define _UINT8_T
+    #endif
+    #ifndef _UINT16_T
+    #define _UINT16_T
+    #endif
+    #ifndef _UINT32_T
+    #define _UINT32_T
+    #endif
+EOF
+fi
+
+# ------------- done basic int types, emit int64_t types ------------
+if test "$ac_cv_type_uint64_t" = yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* system headers have good uint64_t and int64_t */
+    #ifndef _INT64_T
+    #define _INT64_T
+    #endif
+    #ifndef _UINT64_T
+    #define _UINT64_T
+    #endif
+EOF
+elif test "$ac_cv_type_u_int64_t" = yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* system headers have an u_int64_t (and int64_t) */
+    #ifndef _INT64_T
+    #define _INT64_T
+    #endif
+    #ifndef _UINT64_T
+    #define _UINT64_T
+    #ifndef __uint64_t_defined
+    #define __uint64_t_defined
+    #ifndef uint64_t
+    typedef u_int64_t uint64_t;
+    #endif
+    #endif
+    #endif
+EOF
+elif test -n "$acx_cv_type_int64_t"; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* architecture has a 64-bit type, $acx_cv_type_int64_t */
+    #ifndef _INT64_T
+    #define _INT64_T
+    #ifndef int64_t
+    typedef $acx_cv_type_int64_t int64_t;
+    #endif
+    #endif
+    #ifndef _UINT64_T
+    #define _UINT64_T
+    #ifndef __uint64_t_defined
+    #define __uint64_t_defined
+    #ifndef uint64_t
+    typedef unsigned $acx_cv_type_int64_t uint64_t;
+    #endif
+    #endif
+    #endif
+EOF
+else
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* some common heuristics for int64_t, using compiler-specific tests */
+    #if defined __STDC_VERSION__ && (__STDC_VERSION__-0) >= 199901L
+    #ifndef _INT64_T
+    #define _INT64_T
+    #ifndef __int64_t_defined
+    #ifndef int64_t
+    typedef long long int64_t;
+    #endif
+    #endif
+    #endif
+    #ifndef _UINT64_T
+    #define _UINT64_T
+    #ifndef uint64_t
+    typedef unsigned long long uint64_t;
+    #endif
+    #endif
+
+    #elif defined __GNUC__ && defined (__STDC__) && __STDC__-0
+    /* NextStep 2.0 cc is really gcc 1.93 but it defines __GNUC__ = 2 and
+       does not implement __extension__.  But that compiler doesn't define
+       __GNUC_MINOR__.  */
+    # if __GNUC__ < 2 || (__NeXT__ && !__GNUC_MINOR__)
+    # define __extension__
+    # endif
+
+    # ifndef _INT64_T
+    # define _INT64_T
+    # ifndef int64_t
+    __extension__ typedef long long int64_t;
+    # endif
+    # endif
+    # ifndef _UINT64_T
+    # define _UINT64_T
+    # ifndef uint64_t
+    __extension__ typedef unsigned long long uint64_t;
+    # endif
+    # endif
+
+    #elif !defined __STRICT_ANSI__
+    # if defined _MSC_VER || defined __WATCOMC__ || defined __BORLANDC__
+
+    #  ifndef _INT64_T
+    #  define _INT64_T
+    #  ifndef int64_t
+    typedef __int64 int64_t;
+    #  endif
+    #  endif
+    #  ifndef _UINT64_T
+    #  define _UINT64_T
+    #  ifndef uint64_t
+    typedef unsigned __int64 uint64_t;
+    #  endif
+    #  endif
+    # endif /* compiler */
+
+    #endif /* ANSI version */
+EOF
+fi
+
+# ------------- done int64_t types, emit intptr types ------------
+if test "$ac_cv_type_uintptr_t" != yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* Define intptr_t based on sizeof(void*) = $ac_cv_sizeof_void_p */
+    #ifndef __uintptr_t_defined
+    #ifndef uintptr_t
+    typedef u$acx_cv_type_intptr_t uintptr_t;
+    #endif
+    #endif
+    #ifndef __intptr_t_defined
+    #ifndef intptr_t
+    typedef $acx_cv_type_intptr_t  intptr_t;
+    #endif
+    #endif
+EOF
+fi
+
+# ------------- done intptr types, emit int_least types ------------
+if test "$ac_cv_type_int_least32_t" != yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* Define int_least types */
+    typedef int8_t     int_least8_t;
+    typedef int16_t    int_least16_t;
+    typedef int32_t    int_least32_t;
+    #ifdef _INT64_T
+    typedef int64_t    int_least64_t;
+    #endif
+
+    typedef uint8_t    uint_least8_t;
+    typedef uint16_t   uint_least16_t;
+    typedef uint32_t   uint_least32_t;
+    #ifdef _UINT64_T
+    typedef uint64_t   uint_least64_t;
+    #endif
+EOF
+fi
+
+# ------------- done intptr types, emit int_fast types ------------
+if test "$ac_cv_type_int_fast32_t" != yes; then
+      sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* Define int_fast types.  short is often slow */
+    typedef int8_t       int_fast8_t;
+    typedef int          int_fast16_t;
+    typedef int32_t      int_fast32_t;
+    #ifdef _INT64_T
+    typedef int64_t      int_fast64_t;
+    #endif
+
+    typedef uint8_t      uint_fast8_t;
+    typedef unsigned int uint_fast16_t;
+    typedef uint32_t     uint_fast32_t;
+    #ifdef _UINT64_T
+    typedef uint64_t     uint_fast64_t;
+    #endif
+EOF
+fi
+
+if test "$ac_cv_type_uintmax_t" != yes; then
+  sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+    /* Define intmax based on what we found */
+    #ifndef intmax_t
+    #ifdef _INT64_T
+    typedef int64_t       intmax_t;
+    #else
+    typedef long          intmax_t;
+    #endif
+    #endif
+    #ifndef uintmax_t
+    #ifdef _UINT64_T
+    typedef uint64_t      uintmax_t;
+    #else
+    typedef unsigned long uintmax_t;
+    #endif
+    #endif
+EOF
+fi
+
+sed 's/^ *//' >> tmp-stdint.h <<EOF
+
+  #endif /* GCC_GENERATED_STDINT_H */
+EOF
+
+if test -r gstdint.h && cmp -s tmp-stdint.h gstdint.h; then
+  rm -f tmp-stdint.h
+else
+  mv -f tmp-stdint.h gstdint.h
+fi
+
+ ;;
     "default":C) if test -n "$CONFIG_FILES"; then
    if test -n "${with_target_subdir}"; then
      # Multilibs need MULTISUBDIR defined correctly in certain makefiles so
diff --git a/libbacktrace/configure.ac b/libbacktrace/configure.ac
index 250423d1943..4e0abbab720 100644
--- a/libbacktrace/configure.ac
+++ b/libbacktrace/configure.ac
@@ -168,6 +168,8 @@ if test "$backtrace_supported" = "yes"; then
 fi
 AC_SUBST(BACKTRACE_SUPPORTED)
 
+GCC_HEADER_STDINT(gstdint.h)
+
 AC_CHECK_HEADERS(sys/mman.h)
 if test "$ac_cv_header_sys_mman_h" = "no"; then
   have_mmap=no
diff --git a/libbacktrace/dwarf.c b/libbacktrace/dwarf.c
index 43fb931da16..68ebb4e3ad1 100644
--- a/libbacktrace/dwarf.c
+++ b/libbacktrace/dwarf.c
@@ -33,7 +33,6 @@ POSSIBILITY OF SUCH DAMAGE.  */
 #include "config.h"
 
 #include <errno.h>
-#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>