Sema: fix bigIntToFloat

The implementation had the `@mulAdd` parameters mixed up.

2 files changed, 3 insertions, 3 deletions

diff --git a/src/Sema.zig b/src/Sema.zig
index d9c2d1cc2a..3ad9550175 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -19730,8 +19730,8 @@ fn bitCast(
     try sema.resolveTypeLayout(block, inst_src, old_ty);
 
     const target = sema.mod.getTarget();
-    var dest_bits = dest_ty.bitSize(target);
-    var old_bits = old_ty.bitSize(target);
+    const dest_bits = dest_ty.bitSize(target);
+    const old_bits = old_ty.bitSize(target);
 
     if (old_bits != dest_bits) {
         return sema.fail(block, inst_src, "@bitCast size mismatch: destination type '{}' has {d} bits but source type '{}' has {d} bits", .{
diff --git a/src/value.zig b/src/value.zig
index adfe4600f8..e8ccada8ed 100644
--- a/src/value.zig
+++ b/src/value.zig
@@ -1476,7 +1476,7 @@ pub const Value = extern union {
         while (i != 0) {
             i -= 1;
             const limb: f128 = @intToFloat(f128, limbs[i]);
-            result = @mulAdd(f128, base, limb, result);
+            result = @mulAdd(f128, base, result, limb);
         }
         if (positive) {
             return result;