f-strings: Make optional, defaulting to !CIRCUITPY_MINIMAL_BUILD

This should reclaim *most* code space added to handle f-strings.
However, there may be some small code growth as parse_string_literal
takes a new parameter (which will always be 0, so hopefully the optimizer
eliminates it)

1 files changed, 5 insertions, 0 deletions

diff --git a/py/mpconfig.h b/py/mpconfig.h
index 8f78ade5c..01572f546 100755
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -377,6 +377,11 @@
 #define MICROPY_COMP_RETURN_IF_EXPR (0)
 #endif
 
+// Whether to include parsing of f-string literals
+#ifndef MICROPY_COMP_FSTRING_LITERAL
+#define MICROPY_COMP_FSTRING_LITERAL (1)
+#endif
+
 /*****************************************************************************/
 /* Internal debugging stuff                                                  */