Merge branch 'releases/gcc-15' into devel/omp/gcc-15devel/omp/gcc-15

Merge up to r15-9715-g911cfea5e59798 (May 20, 2025).

1 files changed, 323 insertions, 48 deletions

diff --git a/libgm2/configure b/libgm2/configure
index efe3b66..8ffdb31 100755
--- a/libgm2/configure
+++ b/libgm2/configure
@@ -2100,6 +2100,109 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_cxx_check_func
 
+# ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
+# ----------------------------------------------------
+# Tries to find if the field MEMBER exists in type AGGR, after including
+# INCLUDES, setting cache variable VAR accordingly.
+ac_fn_c_check_member ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
+$as_echo_n "checking for $2.$3... " >&6; }
+if eval \${$4+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$5
+int
+main ()
+{
+static $2 ac_aggr;
+if (ac_aggr.$3)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$4=yes"
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$5
+int
+main ()
+{
+static $2 ac_aggr;
+if (sizeof ac_aggr.$3)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$4=yes"
+else
+  eval "$4=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$4
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_member
+
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$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; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_try_link LINENO
 # -----------------------
 # Try to link conftest.$ac_ext, and return whether this succeeded.
@@ -2269,52 +2372,6 @@ $as_echo "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_type
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$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; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -6872,6 +6929,7 @@ $as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
 
 fi
 
+
 ac_fn_c_check_header_mongrel "$LINENO" "math.h" "ac_cv_header_math_h" "$ac_includes_default"
 if test "x$ac_cv_header_math_h" = xyes; then :
 
@@ -6903,6 +6961,223 @@ fi
 done
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether struct tm is in sys/time.h or time.h" >&5
+$as_echo_n "checking whether struct tm is in sys/time.h or time.h... " >&6; }
+if ${ac_cv_struct_tm+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <sys/types.h>
+#include <time.h>
+
+int
+main ()
+{
+struct tm tm;
+				     int *p = &tm.tm_sec;
+				     return !p;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_struct_tm=time.h
+else
+  ac_cv_struct_tm=sys/time.h
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_tm" >&5
+$as_echo "$ac_cv_struct_tm" >&6; }
+if test $ac_cv_struct_tm = sys/time.h; then
+
+$as_echo "#define TM_IN_SYS_TIME 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_zone" "ac_cv_member_struct_tm_tm_zone" "#include <sys/types.h>
+#include <$ac_cv_struct_tm>
+
+"
+if test "x$ac_cv_member_struct_tm_tm_zone" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_TM_TM_ZONE 1
+_ACEOF
+
+
+fi
+
+if test "$ac_cv_member_struct_tm_tm_zone" = yes; then
+
+$as_echo "#define HAVE_TM_ZONE 1" >>confdefs.h
+
+else
+  ac_fn_c_check_decl "$LINENO" "tzname" "ac_cv_have_decl_tzname" "#include <time.h>
+"
+if test "x$ac_cv_have_decl_tzname" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_TZNAME $ac_have_decl
+_ACEOF
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tzname" >&5
+$as_echo_n "checking for tzname... " >&6; }
+if ${ac_cv_var_tzname+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test x$gcc_no_link = xyes; then
+  as_fn_error $? "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
+fi
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <time.h>
+#if !HAVE_DECL_TZNAME
+extern char *tzname[];
+#endif
+
+int
+main ()
+{
+return tzname[0][0];
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_var_tzname=yes
+else
+  ac_cv_var_tzname=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_var_tzname" >&5
+$as_echo "$ac_cv_var_tzname" >&6; }
+  if test $ac_cv_var_tzname = yes; then
+
+$as_echo "#define HAVE_TZNAME 1" >>confdefs.h
+
+  fi
+fi
+
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_year" "ac_cv_member_struct_tm_tm_year" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_year" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_year" "ac_cv_member_struct_tm_tm_year" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_year" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_YEAR 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_mon" "ac_cv_member_struct_tm_tm_mon" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_mon" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_MON 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_mday" "ac_cv_member_struct_tm_tm_mday" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_mday" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_MDAY 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_hour" "ac_cv_member_struct_tm_tm_hour" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_hour" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_HOUR 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_min" "ac_cv_member_struct_tm_tm_min" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_min" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_MIN 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_sec" "ac_cv_member_struct_tm_tm_sec" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_sec" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_SEC 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_year" "ac_cv_member_struct_tm_tm_year" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_year" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_YEAR 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_yday" "ac_cv_member_struct_tm_tm_yday" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_yday" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_YDAY 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_wday" "ac_cv_member_struct_tm_tm_wday" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_wday" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_WDAY 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct tm" "tm_isdst" "ac_cv_member_struct_tm_tm_isdst" "#include <time.h>
+"
+if test "x$ac_cv_member_struct_tm_tm_isdst" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TM_ISDST 1" >>confdefs.h
+
+fi
+
+
+ac_fn_c_check_member "$LINENO" "struct timeval" "tv_sec" "ac_cv_member_struct_timeval_tv_sec" "$ac_includes_default"
+if test "x$ac_cv_member_struct_timeval_tv_sec" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TIMEVAL 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct timeval" "tv_sec" "ac_cv_member_struct_timeval_tv_sec" "$ac_includes_default"
+if test "x$ac_cv_member_struct_timeval_tv_sec" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TIMEVAL_TV_SEC 1" >>confdefs.h
+
+fi
+
+ac_fn_c_check_member "$LINENO" "struct timeval" "tv_usec" "ac_cv_member_struct_timeval_tv_usec" "$ac_includes_default"
+if test "x$ac_cv_member_struct_timeval_tv_usec" = xyes; then :
+
+$as_echo "#define WE_HAVE_STRUCT_TIMEVAL_TV_USEC 1" >>confdefs.h
+
+fi
+
+
 
  case ${build_alias} in
   "") build_noncanonical=${build} ;;
@@ -14579,7 +14854,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 14582 "configure"
+#line 14857 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -14685,7 +14960,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 14688 "configure"
+#line 14963 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H