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-rw-r--r--mesonbuild/backend/ninjabackend.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/mesonbuild/backend/ninjabackend.py b/mesonbuild/backend/ninjabackend.py
index 188823a..b002656 100644
--- a/mesonbuild/backend/ninjabackend.py
+++ b/mesonbuild/backend/ninjabackend.py
@@ -257,10 +257,14 @@ int dummy;
# Languages that can mix with C or C++ but don't support unity builds yet
# because the syntax we use for unity builds is specific to C/++/ObjC/++.
+ # Assembly files cannot be unitified and neither can LLVM IR files
langs_cant_unity = ('d', 'fortran')
def get_target_source_can_unity(self, target, source):
if isinstance(source, File):
source = source.fname
+ if self.environment.is_llvm_ir(source) or \
+ self.environment.is_assembly(source):
+ return False
suffix = os.path.splitext(source)[1][1:]
for lang in self.langs_cant_unity:
if not lang in target.compilers: