6 files changed, 7 insertions, 5 deletions
diff --git a/lib/berkeley-db-1.xx b/lib/berkeley-db-1.xx
-Subproject dab957dacddcbf6cbc85d42df62e189e4877bb7
+Subproject 35aaec4418ad78628a3b935885dd189d41ce779
diff --git a/lib/embed/abort_.c b/lib/embed/abort_.c
index a6df8143c..2fba0de4e 100644
--- a/lib/embed/abort_.c
+++ b/lib/embed/abort_.c
@@ -3,5 +3,5 @@
 NORETURN void abort_(void);
 
 NORETURN void abort_(void) {
-    nlr_raise(mp_obj_new_exception_msg(&mp_type_RuntimeError, "abort() called"));
+    mp_raise_msg(&mp_type_RuntimeError, "abort() called");
 }
diff --git a/lib/libm/math.c b/lib/libm/math.c
index a2313fcea..327a149b1 100644
--- a/lib/libm/math.c
+++ b/lib/libm/math.c
@@ -61,7 +61,12 @@ float log2f(float x) { return logf(x) / (float)_M_LN2; }
 static const float _M_LN10 = 2.30258509299404; // 0x40135d8e
 float log10f(float x) { return logf(x) / (float)_M_LN10; }
 
-float tanhf(float x) { return sinhf(x) / coshf(x); }
+float tanhf(float x) {
+    if (isinf(x)) {
+        return copysignf(1, x);
+    }
+    return sinhf(x) / coshf(x);
+}
 
 /*****************************************************************************/
 /*****************************************************************************/
diff --git a/lib/netutils/netutils.c b/lib/netutils/netutils.c
index 15e70397c..06c3ff9b0 100644
--- a/lib/netutils/netutils.c
+++ b/lib/netutils/netutils.c
@@ -29,8 +29,6 @@
 #include <stdio.h>
 #include <string.h>
 
-#include "py/obj.h"
-#include "py/nlr.h"
 #include "py/runtime.h"
 #include "lib/netutils/netutils.h"
 
diff --git a/lib/stm32lib b/lib/stm32lib
new file mode 160000
+Subproject d2bcfda543d3b99361e44112aca929225bdcc07
diff --git a/lib/utils/pyexec.c b/lib/utils/pyexec.c
index d95084624..df93614a1 100644
--- a/lib/utils/pyexec.c
+++ b/lib/utils/pyexec.c
@@ -29,7 +29,6 @@
 #include <stdint.h>
 #include <string.h>
 
-#include "py/nlr.h"
 #include "py/compile.h"
 #include "py/runtime.h"
 #include "py/repl.h"