zig

commit d72f832b1ebab0db106e64bc9f59eba90c414311 (tree)
parent 335c680cde670776280c3a812adb64abd1311d97
Author: Andrew Kelley <andrew@ziglang.org>
Date:   Thu, 10 Feb 2022 23:03:13 -0700

LLVM backend: call constPtrToInt instead of constBitCast

when appropriate. Avoids tripping an LLVM assertion.

Diffstat:
M
src/codegen/llvm.zig
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
@@ -1858,7 +1858,11 @@ pub const DeclGen = struct {
             try self.resolveGlobalDecl(decl);
 
         const llvm_type = try self.llvmType(tv.ty);
-        return llvm_val.constBitCast(llvm_type);
+        if (tv.ty.zigTypeTag() == .Int) {
+            return llvm_val.constPtrToInt(llvm_type);
+        } else {
+            return llvm_val.constBitCast(llvm_type);
+        }
     }
 
     fn lowerPtrToVoid(dg: *DeclGen, ptr_ty: Type) !*const llvm.Value {