compiler: check wasm sizes

2025-03-31 17:06:15 +08:00
parent a7c23e25d8
commit 19417cdd52
2 changed files with 8 additions and 3 deletions
--- a/compiler/internal/build/build.go
+++ b/compiler/internal/build/build.go
@@ -153,7 +153,12 @@ func Do(args []string, conf *Config) ([]Package, error) {
 	}

 	prog := llssa.NewProgram(target)
-	sizes := prog.TypeSizes
+	sizes := func(sizes types.Sizes, compiler, arch string) types.Sizes {
+		if arch == "wasm" && os.Getenv("LLGO_WASM32") == "1" {
+			sizes = &types.StdSizes{4, 4}
+		}
+		return prog.TypeSizes(sizes)
+	}
 	dedup := packages.NewDeduper()
 	dedup.SetPreload(func(pkg *types.Package, files []*ast.File) {
 		if llruntime.SkipToBuild(pkg.Path()) {