Fix: LLVM 14 and below need explicit pointer cast (i8* -> i1*)

crystal-lang · Jan 14, 2025 · 2c1c20b · 2c1c20b
1 parent 2296069
commit 2c1c20b
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/compiler/crystal/codegen/once.cr b/src/compiler/crystal/codegen/once.cr
@@ -44,7 +44,9 @@ class Crystal::CodeGenVisitor
       end
 
       state = load(once_state_type, once_state_global)
-      args = [state, flag, initializer]
+      # cast Int8* to Bool* (required for LLVM 14 and below)
+      bool = bit_cast(flag, @llvm_context.int1.pointer)
+      args = [state, bool, initializer]
     end
 
     call once_fun, args