Commit 613f39eb622d341d036ef418b19778d1f04d5a47 | zig

author	gracefu <81774659+gracefuu@users.noreply.github.com> 2021-04-10 14:01:09+08:00
committer	gracefu <81774659+gracefuu@users.noreply.github.com> 2021-04-16 15:21:17+08:00
log	613f39eb622d341d036ef418b19778d1f04d5a47
tree	6218de38f6206c0f3d278fdcc975001fdc0e9a39
parent	c4b83ea02102611a85f75b189f0803d9b6a335c2
signature	Commit is signed but in an unrecognized format.

Co-authored-by: joachimschmidt557 <joachim.schmidt557@outlook.com>

1 files changed, 9 insertions(+), 4 deletions(-)

src/Sema.zig+9-4

 @@ -3864,10 +3864,15 @@ fn analyzeArithmetic(
             // incase rhs is 0, simply return lhs without doing any calculations
             // TODO Once division is implemented we should throw an error when dividing by 0.
             if (rhs_val.compareWithZero(.eq)) {
-                return sema.mod.constInst(sema.arena, src, .{
+                switch (zir_tag) {
-                    .ty = scalar_type,
+                    .add, .addwrap, .sub, .subwrap => {
-                    .val = lhs_val,
+                        return sema.mod.constInst(sema.arena, src, .{
-                });
+                            .ty = scalar_type,
+                            .val = lhs_val,
+                        });
+                    },
+                    else => {},
+                }
             }
             const value = switch (zir_tag) {