diff --git a/src/plugins/e-acsl/tests/bts/bts2191.c b/src/plugins/e-acsl/tests/bts/bts2191.c
index 0291959acba483a0cff69a91a42ae4f5bec4c6eb..8ce8acf7fa83169d40763aed125cca1b7817f8a8 100644
--- a/src/plugins/e-acsl/tests/bts/bts2191.c
+++ b/src/plugins/e-acsl/tests/bts/bts2191.c
@@ -1,3 +1,7 @@
+/* run.config
+   COMMENT: bts #2191, issue with unrolling types of struct members
+*/
+
 struct ST {
     char *str;
     int num;
diff --git a/src/plugins/e-acsl/tests/bts/bts2192.c b/src/plugins/e-acsl/tests/bts/bts2192.c
new file mode 100644
index 0000000000000000000000000000000000000000..89fdf25dae7c6b6d6b4d689aed8290c512d03591
--- /dev/null
+++ b/src/plugins/e-acsl/tests/bts/bts2192.c
@@ -0,0 +1,11 @@
+/* run.config
+   COMMENT: bts #2292, failures due to unregistered RTL functions
+*/
+
+#include <stdlib.h>
+
+int a;
+char *n = "134";
+int main(int argc, char **argv) {
+  a = argc = atoi(n);
+}
diff --git a/src/plugins/e-acsl/tests/bts/oracle/bts2192.err.oracle b/src/plugins/e-acsl/tests/bts/oracle/bts2192.err.oracle
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/plugins/e-acsl/tests/bts/oracle/bts2192.res.oracle b/src/plugins/e-acsl/tests/bts/oracle/bts2192.res.oracle
new file mode 100644
index 0000000000000000000000000000000000000000..d122567f6583309acc9703cf00c437ed641072bc
--- /dev/null
+++ b/src/plugins/e-acsl/tests/bts/oracle/bts2192.res.oracle
@@ -0,0 +1,6 @@
+[e-acsl] beginning translation.
+[e-acsl] warning: annotating undefined function `atoi':
+                  the generated program may miss memory instrumentation
+                  if there are memory-related annotations.
+FRAMAC_SHARE/libc/stdlib.h:160:[kernel] warning: No code nor implicit assigns clause for function calloc, generating default assigns from the prototype
+[e-acsl] translation done in project "e-acsl".
diff --git a/src/plugins/e-acsl/tests/bts/oracle/gen_bts2191.c b/src/plugins/e-acsl/tests/bts/oracle/gen_bts2191.c
index 25a3068c5ea0f9f587f8b14c4fdc09d1f72ba492..a4f6f4a9c2cfbf191e30a185bfd32af30ee89ef6 100644
--- a/src/plugins/e-acsl/tests/bts/oracle/gen_bts2191.c
+++ b/src/plugins/e-acsl/tests/bts/oracle/gen_bts2191.c
@@ -44,7 +44,7 @@ int main(int argc, char **argv)
     }
     else __gen_e_acsl_and = 0;
     __e_acsl_assert(__gen_e_acsl_and,(char *)"Assertion",(char *)"main",
-                    (char *)"\\valid_read(_G[0].str)",18);
+                    (char *)"\\valid_read(_G[0].str)",22);
   }
   __retres = 0;
   __e_acsl_delete_block((void *)(_G));
diff --git a/src/plugins/e-acsl/tests/bts/oracle/gen_bts2192.c b/src/plugins/e-acsl/tests/bts/oracle/gen_bts2192.c
new file mode 100644
index 0000000000000000000000000000000000000000..85c23235916158fddcad4495bb80c30b6aefa8eb
--- /dev/null
+++ b/src/plugins/e-acsl/tests/bts/oracle/gen_bts2192.c
@@ -0,0 +1,15 @@
+/* Generated by Frama-C */
+int a;
+char *n = (char *)"134";
+int main(int argc, char **argv)
+{
+  int __retres;
+  { /* sequence */
+    argc = __gen_e_acsl_atoi((char const *)n);
+    a = argc;
+  }
+  __retres = 0;
+  return __retres;
+}
+
+