Make base options accessible via get_option()

3 files changed, 15 insertions, 0 deletions

diff --git a/docs/markdown/Release-notes-for-0.42.0.md b/docs/markdown/Release-notes-for-0.42.0.md
index fe4af7516..a19db4981 100644
--- a/docs/markdown/Release-notes-for-0.42.0.md
+++ b/docs/markdown/Release-notes-for-0.42.0.md
@@ -37,6 +37,13 @@ pkg.generate(libraries : libs,
              extra_cflags : '-Dfoo' )
 ```
 
+## Base options accessible via get_option()
+
+Base options are now accessible via the get_option() function.
+```meson
+uses_lto = get_option('b_lto')
+```
+
 ## Allow crate type configuration for Rust compiler
 
 Rust targets now take an optional `rust_crate_type` keyword, allowing
diff --git a/mesonbuild/interpreter.py b/mesonbuild/interpreter.py
index 58a145a87..8885e2b41 100644
--- a/mesonbuild/interpreter.py
+++ b/mesonbuild/interpreter.py
@@ -1655,6 +1655,10 @@ class Interpreter(InterpreterBase):
             raise InterpreterException('Argument required for get_option.')
         optname = args[0]
         try:
+            return compilers.base_options[optname].value
+        except KeyError:
+            pass
+        try:
             return self.environment.get_coredata().get_builtin_option(optname)
         except RuntimeError:
             pass
diff --git a/test cases/common/47 options/meson.build b/test cases/common/47 options/meson.build
index 796c27f65..4058748f0 100644
--- a/test cases/common/47 options/meson.build
+++ b/test cases/common/47 options/meson.build
@@ -12,6 +12,10 @@ if get_option('combo_opt') != 'combo'
   error('Incorrect value to combo option.')
 endif
 
+if get_option('b_lto') != false
+  error('Incorrect value in base option.')
+endif
+
 if get_option('includedir') != 'include'
   error('Incorrect value in builtin option.')
 endif