synchronize with frama-c master

cerberus/.frama-c/provenance_via_io_auto.eva/alarms.csv

 directory	file	line	function	property kind	status	property
 .	provenance_via_io_auto.c	11	main	precondition of rewind	Unknown	valid_stream: \valid(stream)
 .	provenance_via_io_auto.c	19	main	mem_access	Unknown	\valid(r)
-FRAMAC_SHARE/libc	stdio.h	429	rewind	precondition	Unknown	valid_stream: \valid(stream)
+FRAMAC_SHARE/libc	stdio.h	436	rewind	precondition	Unknown	valid_stream: \valid(stream)

cerberus/.frama-c/provenance_via_io_global.eva/alarms.csv

 directory	file	line	function	property kind	status	property
 .	provenance_via_io_global.c	10	main	precondition of rewind	Unknown	valid_stream: \valid(stream)
 .	provenance_via_io_global.c	18	main	mem_access	Unknown	\valid(r)
-FRAMAC_SHARE/libc	stdio.h	429	rewind	precondition	Unknown	valid_stream: \valid(stream)
+FRAMAC_SHARE/libc	stdio.h	436	rewind	precondition	Unknown	valid_stream: \valid(stream)

cerberus/.frama-c/provenance_via_io_percentp_global.eva/alarms.csv

 directory	file	line	function	property kind	status	property
 .	provenance_via_io_percentp_global.c	9	main	precondition of rewind	Unknown	valid_stream: \valid(stream)
 .	provenance_via_io_percentp_global.c	16	main	mem_access	Unknown	\valid(r)
-FRAMAC_SHARE/libc	stdio.h	429	rewind	precondition	Unknown	valid_stream: \valid(stream)
+FRAMAC_SHARE/libc	stdio.h	436	rewind	precondition	Unknown	valid_stream: \valid(stream)

cerberus/.frama-c/provenance_via_io_uintptr_t_global.eva/alarms.csv

 directory	file	line	function	property kind	status	property
 .	provenance_via_io_uintptr_t_global.c	10	main	precondition of rewind	Unknown	valid_stream: \valid(stream)
 .	provenance_via_io_uintptr_t_global.c	18	main	mem_access	Unknown	\valid(r)
-FRAMAC_SHARE/libc	stdio.h	429	rewind	precondition	Unknown	valid_stream: \valid(stream)
+FRAMAC_SHARE/libc	stdio.h	436	rewind	precondition	Unknown	valid_stream: \valid(stream)

chrony/.frama-c/chrony-ntp-core.eva/alarms.csv

@@ -817,8 +817,8 @@ FRAMAC_SHARE/libc	stdio.h	217	sscanf_va_8	precondition	Unknown	valid_read_string
 FRAMAC_SHARE/libc	stdio.h	217	sscanf_va_9	precondition	Unknown	valid_read_string(s)
 FRAMAC_SHARE/libc	stdio.h	288	fputs	precondition	Unknown	valid_string_s: valid_read_string(s)
 FRAMAC_SHARE/libc	stdio.h	351	fread	precondition	Unknown	valid_ptr_block: \valid((char *)ptr + (0 .. nmemb * size - 1))
-FRAMAC_SHARE/libc	stdio.h	551	popen	precondition	Unknown	valid_command: valid_read_string(command)
-FRAMAC_SHARE/libc	stdio.h	566	pclose	precondition	Unknown	open_pipe: is_open_pipe(stream)
+FRAMAC_SHARE/libc	stdio.h	558	popen	precondition	Unknown	valid_command: valid_read_string(command)
+FRAMAC_SHARE/libc	stdio.h	573	pclose	precondition	Unknown	open_pipe: is_open_pipe(stream)
 FRAMAC_SHARE/libc	stdlib.h	405	free	precondition	Unknown	freeable: p ≡ \null ∨ \freeable(p)
 FRAMAC_SHARE/libc	string.c	130	strcmp	initialization	Unknown	\initialized(s1 + i)
 FRAMAC_SHARE/libc	string.c	130	strcmp	mem_access	Unknown	\valid_read(s1 + i)

frama-c @ ab43a5ed

-Subproject commit 7562208af674d75b4cdd8db615ec3236f6405f2d
+Subproject commit ab43a5ed6ba8a5975fa70813fdfa96d1f20586d7

gzip124/.frama-c/gzip124.eva/alarms.csv

@@ -643,8 +643,8 @@ FRAMAC_SHARE/libc	stdio.h	207	fprintf_va_73	precondition	Unknown	valid_read_stri
 FRAMAC_SHARE/libc	stdio.h	211	printf_va_8	precondition	Unknown	valid_read_string(param0)
 FRAMAC_SHARE/libc	stdio.h	266	fgets	precondition	Unknown	valid_stream: \valid(stream)
 FRAMAC_SHARE/libc	stdio.h	323	putc	precondition	Unknown	valid_stream: \valid(stream)
-FRAMAC_SHARE/libc	stdio.h	447	fileno	precondition	Unknown	valid_stream: \valid(stream)
-FRAMAC_SHARE/libc	stdio.h	477	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
+FRAMAC_SHARE/libc	stdio.h	454	fileno	precondition	Unknown	valid_stream: \valid(stream)
+FRAMAC_SHARE/libc	stdio.h	484	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
 FRAMAC_SHARE/libc	stdlib.c	45	atoi	mem_access	Unknown	\valid_read(up)
 FRAMAC_SHARE/libc	stdlib.c	47	atoi	mem_access	Unknown	\valid_read(up)
 FRAMAC_SHARE/libc	stdlib.c	53	atoi	mem_access	Unknown	\valid_read(up)

gzip124/.frama-c/gzip124.eva/warnings.log

 util.c:186:[eva:garbled-mix] warning: The specification of function strrchr has generated a garbled mix for assigns clause \result.
 util.c:400:[eva] warning: ignoring unsupported \allocates clause
-FRAMAC_SHARE/libc/signal.h:116:[eva] warning: no 'assigns \result \from ...' clause specified for function signal
+FRAMAC_SHARE/libc/signal.h:122:[eva] warning: no 'assigns \result \from ...' clause specified for function signal
 gzip.c:646:[kernel:annot:missing-spec] warning: Neither code nor specification for function fstat, generating default assigns from the prototype
 inflate.c:403:[eva] warning: ignoring unsupported \allocates clause
 inflate.c:412:[kernel] warning: all target addresses were invalid. This path is assumed to be dead.

icpc/.frama-c/icpc.eva/alarms.csv

 directory	file	line	function	property kind	status	property
-FRAMAC_SHARE/libc	stdio.h	207	fprintf	assigns clause	Unknown	assigns \result, *stream;
-FRAMAC_SHARE/libc	stdio.h	207	fprintf	from clause	Unknown	assigns *stream \from *stream, *(format + (0 ..));
-FRAMAC_SHARE/libc	stdio.h	207	fprintf	from clause	Unknown	assigns \result \from *stream, *(format + (0 ..));
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_1	assigns clause	Unknown	assigns \result, *stream;
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_1	from clause	Unknown	assigns *stream \from *stream, *(format + (0 ..));
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_1	from clause	Unknown	assigns \result \from *stream, *(format + (0 ..));
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_2	assigns clause	Unknown	assigns \result, *stream;
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_2	from clause	Unknown	assigns *stream \from *stream, *(format + (0 ..)), param0, param1, param2, param3, param4;
+FRAMAC_SHARE/libc	stdio.h	207	fprintf_fallback_2	from clause	Unknown	assigns \result \from *stream, *(format + (0 ..)), param0, param1, param2, param3, param4;
 src	impls.c	96	Sleep	signed_overflow	Unknown	_t + delayMs ≤ 2147483647

icpc/.frama-c/icpc.eva/metrics.log

@@ -7,7 +7,7 @@ Coverage estimation = 100.0%
 ------------------------------------
 [metrics] Statements analyzed by Eva
 --------------------------
-433 stmts in analyzed functions, 415 stmts analyzed (95.8%)
+424 stmts in analyzed functions, 406 stmts analyzed (95.8%)
 Interpolate_from_curve: 15 stmts out of 15 (100.0%)
 Limiter_out: 6 stmts out of 6 (100.0%)
 Ramp_getDir: 2 stmts out of 2 (100.0%)
@@ -20,7 +20,7 @@ Timer_elapsedTime: 2 stmts out of 2 (100.0%)
 Timer_start: 2 stmts out of 2 (100.0%)
 Timer_tick: 2 stmts out of 2 (100.0%)
 Turn_on_delay: 8 stmts out of 8 (100.0%)
-main: 51 stmts out of 51 (100.0%)
+main: 42 stmts out of 42 (100.0%)
 Ramp_out: 22 stmts out of 23 (95.7%)
 RoCo_process: 213 stmts out of 229 (93.0%)
 PT1_Filter: 5 stmts out of 6 (83.3%)

icpc/.frama-c/icpc.eva/warnings.log

-src/main.c:33:[kernel:annot:missing-spec] warning: Neither code nor specification for function fprintf, generating default assigns from the prototype
+src/main.c:33:[kernel:annot:missing-spec] warning: Neither code nor specification for function fprintf_fallback_1, generating default assigns from the prototype
+src/main.c:41:[kernel:annot:missing-spec] warning: Neither code nor specification for function fprintf_fallback_2, generating default assigns from the prototype

icpc/.frama-c/icpc.parse/framac.ast

@@ -752,6 +752,12 @@ void Sim_init(void)
 char *output_header =
   (char *)"time(ms)\tengineVoltage\tlegAngle\tlegAngleValid\tisActive\n";
 char *output_row_fmt_string = (char *)"%d\t%f\t%f\t%d\t%d\n";
+int fprintf_fallback_1(FILE * restrict stream, char const * restrict format);
+
+int fprintf_fallback_2(FILE * restrict stream, char const * restrict format,
+                       sint32 param0, real64 param1, real64 param2,
+                       int param3, int param4);
+
 int main(void)
 {
   int __retres;
@@ -766,11 +772,7 @@ int main(void)
   RoCo_activeDesired = (char)1;
   RoCo_moveFast = (char)0;
   int cnt = 0;
-  {
-    void *__va_args[1] = {(void *)0};
-    fprintf(__fc_stderr,(char const *)output_header,
-            (void * const *)(__va_args));
-  }
+  fprintf(__fc_stderr,(char const *)output_header); /* fprintf_fallback_1 */
   while (cnt < 9000) {
     sint32 tmp_0;
     tmp_0 = Time();
@@ -778,19 +780,10 @@ int main(void)
     lastTime = Time();
     RoCo_process();
     Sim_process();
-    if (cnt % 5 == 0) {
-      {
-        sint32 __va_arg0 = lastTime;
-        real64 __va_arg1 = RoCo_engineVoltage;
-        real64 __va_arg2 = RoCo_legAngle;
-        int __va_arg3 = (int)RoCo_legAngleValid;
-        int __va_arg4 = (int)RoCo_isActive;
-        void *__va_args_12[5] =
-          {& __va_arg0, & __va_arg1, & __va_arg2, & __va_arg3, & __va_arg4};
-        fprintf(__fc_stderr,(char const *)output_row_fmt_string,
-                (void * const *)(__va_args_12));
-      }
-    }
+    if (cnt % 5 == 0) fprintf(__fc_stderr,
+                              (char const *)output_row_fmt_string,lastTime,
+                              RoCo_engineVoltage,RoCo_legAngle,
+                              (int)RoCo_legAngleValid,(int)RoCo_isActive); /* fprintf_fallback_2 */
     Sleep(20);
     cnt ++;
     if (cnt == 2500) {

icpc/.frama-c/icpc.parse/metrics.log

@@ -26,13 +26,13 @@ Potential entry points (3)
 
 Global metrics
 ============== 
-Sloc = 437
+Sloc = 428
 Decision point = 100
 Global variables = 98
 If = 100
 Loop = 2
 Goto = 13
-Assignment = 243
+Assignment = 236
 Exit point = 18
 Function = 18
 Function call = 42

ioccc/.frama-c/2019_duble_prog.eva/metrics.log

@@ -38,6 +38,6 @@ Function main calls G (at 2019/duble/prog.c:63)
 Function main calls G (at 2019/duble/prog.c:64)
 [metrics] Statements analyzed by Eva
 --------------------------
-304 stmts in analyzed functions, 4 stmts analyzed (1.3%)
+302 stmts in analyzed functions, 4 stmts analyzed (1.3%)
 P: 2 stmts out of 4 (50.0%)
-main: 2 stmts out of 300 (0.7%)
+main: 2 stmts out of 298 (0.7%)

ioccc/.frama-c/2019_duble_prog.parse/framac.ast

@@ -295,6 +295,8 @@ struct termios o;
 int printf_va_1(char const * restrict format, char *param0, int param1,
                 char *param2);
 
+int printf_fallback_1(char const * restrict format);
+
 /*@ requires valid_read_nstring(param2, 11);
     requires valid_read_string(param7);
     requires valid_read_string(param8);
@@ -557,10 +559,7 @@ int main(int F_0, char **D_0)
                     }
                   }
                 }
-                {
-                  void *__va_args[1] = {(void *)0};
-                  printf((char const *)I,(void * const *)(__va_args));
-                }
+                printf((char const *)I); /* printf_fallback_1 */
                 break;
               }
             }

ioccc/.frama-c/2019_duble_prog.parse/metrics.log

@@ -21,13 +21,13 @@ Potential entry points (1)
 
 Global metrics
 ============== 
-Sloc = 373
+Sloc = 371
 Decision point = 74
 Global variables = 33
 If = 74
 Loop = 9
 Goto = 2
-Assignment = 182
+Assignment = 181
 Exit point = 8
 Function = 8
 Function call = 63

ioccc/.frama-c/2019_lynn_prog.parse/framac.ast

@@ -253,6 +253,8 @@ void d(void)
   return;
 }
 
+int printf_fallback_1(char const * restrict format, P param0);
+
 void R(void)
 {
   int tmp_1;
@@ -262,11 +264,7 @@ void R(void)
   D = & j[*(i + 2)];
   tmp = U((unsigned int)1);
   if (E) tmp_0 = "%c"; else tmp_0 = "%u,";
-  {
-    P __va_arg0 = tmp;
-    void *__va_args[1] = {& __va_arg0};
-    tmp_1 = printf(tmp_0,(void * const *)(__va_args));
-  }
+  tmp_1 = printf(tmp_0,tmp); /* printf_fallback_1 */
   tmp_2 = w((unsigned int)2);
   *D = l(tmp_2,(unsigned int)tmp_1);
   D ++;

ioccc/.frama-c/2019_lynn_prog.parse/metrics.log

@@ -29,13 +29,13 @@ Potential entry points (1)
 
 Global metrics
 ============== 
-Sloc = 324
+Sloc = 321
 Decision point = 22
 Global variables = 13
 If = 22
 Loop = 5
 Goto = 0
-Assignment = 196
+Assignment = 194
 Exit point = 26
 Function = 26
 Function call = 66

ioccc/.frama-c/2019_yang_prog.eva/alarms.csv

@@ -101,5 +101,5 @@ FRAMAC_SHARE/libc	stdio.h	120	fclose	precondition	Unknown	valid_stream: \valid(s
 FRAMAC_SHARE/libc	stdio.h	150	fopen	precondition	Unknown	valid_filename: valid_read_string(filename)
 FRAMAC_SHARE/libc	stdio.h	258	fgetc	precondition	Unknown	valid_stream: \valid(stream)
 FRAMAC_SHARE/libc	stdio.h	281	fputc	precondition	Unknown	valid_stream: \valid(stream)
-FRAMAC_SHARE/libc	stdio.h	477	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
+FRAMAC_SHARE/libc	stdio.h	484	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
 FRAMAC_SHARE/libc	stdlib.h	564	abs	precondition	Unknown	abs_representable: j > -2147483647 - 1

ioccc/.frama-c/2019_yang_violet.eva/alarms.csv

@@ -85,5 +85,5 @@ FRAMAC_SHARE/libc	stdio.h	120	fclose	precondition	Unknown	valid_stream: \valid(s
 FRAMAC_SHARE/libc	stdio.h	150	fopen	precondition	Unknown	valid_filename: valid_read_string(filename)
 FRAMAC_SHARE/libc	stdio.h	258	fgetc	precondition	Unknown	valid_stream: \valid(stream)
 FRAMAC_SHARE/libc	stdio.h	281	fputc	precondition	Unknown	valid_stream: \valid(stream)
-FRAMAC_SHARE/libc	stdio.h	477	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
+FRAMAC_SHARE/libc	stdio.h	484	perror	precondition	Unknown	valid_string_s: valid_read_string(s)
 FRAMAC_SHARE/libc	stdlib.h	564	abs	precondition	Unknown	abs_representable: j > -2147483647 - 1