From ae04f5aee8326f849cf68c9a42ad4726edf5c437 Mon Sep 17 00:00:00 2001
From: Irmen de Jong <irmen@razorvine.net>
Date: Sun, 23 Feb 2025 10:21:55 +0100
Subject: [PATCH] %option romable now disables floating point support

because if it's your code that is running in the rom bank you can't have the floating point routines available there
---
 .idea/misc.xml                          | 2 +-
 compiler/src/prog8/compiler/Compiler.kt | 3 +++
 docs/source/todo.rst                    | 2 --
 examples/test.p8                        | 1 +
 4 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/.idea/misc.xml b/.idea/misc.xml
index 6068b1bb1..b39a585dd 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -22,7 +22,7 @@
   <component name="FrameworkDetectionExcludesConfiguration">
     <type id="Python" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="openjdk-11" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="openjdk-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file
diff --git a/compiler/src/prog8/compiler/Compiler.kt b/compiler/src/prog8/compiler/Compiler.kt
index 8f948443d..1b67a1c4e 100644
--- a/compiler/src/prog8/compiler/Compiler.kt
+++ b/compiler/src/prog8/compiler/Compiler.kt
@@ -336,6 +336,9 @@ fun parseMainModule(filepath: Path,
             errors.err("BASIC launcher requires output type PRG", program.toplevelModule.position)
     }
 
+    if(compilerOptions.romable && compilerOptions.floats)
+        errors.err("When ROMable code is selected, floating point support is not available", program.toplevelModule.position)
+
     errors.report()
 
     return Triple(program, compilerOptions, importedFiles)
diff --git a/docs/source/todo.rst b/docs/source/todo.rst
index e4a5a18a1..f3c8bd3b9 100644
--- a/docs/source/todo.rst
+++ b/docs/source/todo.rst
@@ -1,8 +1,6 @@
 TODO
 ====
 
-- disable floating point support for %option romable  ?  (because if it's your code that is running in the rom bank you can't have the floating point routines available there)
-
 ...
 
 
diff --git a/examples/test.p8 b/examples/test.p8
index 173a7c123..a449030de 100644
--- a/examples/test.p8
+++ b/examples/test.p8
@@ -1,3 +1,4 @@
+%import textio
 %zeropage basicsafe
 %option no_sysinit, romable