diff options
Diffstat (limited to 'src/test/run-make/wasm-symbols-not-exported')
4 files changed, 76 insertions, 0 deletions
diff --git a/src/test/run-make/wasm-symbols-not-exported/Makefile b/src/test/run-make/wasm-symbols-not-exported/Makefile new file mode 100644 index 000000000..62bd0f087 --- /dev/null +++ b/src/test/run-make/wasm-symbols-not-exported/Makefile @@ -0,0 +1,13 @@ +-include ../../run-make-fulldeps/tools.mk + +# only-wasm32-bare + +all: + $(RUSTC) foo.rs --target wasm32-unknown-unknown + $(NODE) verify-exported-symbols.js $(TMPDIR)/foo.wasm + $(RUSTC) foo.rs --target wasm32-unknown-unknown -O + $(NODE) verify-exported-symbols.js $(TMPDIR)/foo.wasm + $(RUSTC) bar.rs --target wasm32-unknown-unknown + $(NODE) verify-exported-symbols.js $(TMPDIR)/bar.wasm + $(RUSTC) bar.rs --target wasm32-unknown-unknown -O + $(NODE) verify-exported-symbols.js $(TMPDIR)/bar.wasm diff --git a/src/test/run-make/wasm-symbols-not-exported/bar.rs b/src/test/run-make/wasm-symbols-not-exported/bar.rs new file mode 100644 index 000000000..6ffbd3ec6 --- /dev/null +++ b/src/test/run-make/wasm-symbols-not-exported/bar.rs @@ -0,0 +1,35 @@ +#![feature(panic_handler, alloc_error_handler)] +#![crate_type = "cdylib"] +#![no_std] + +use core::alloc::*; + +struct B; + +unsafe impl GlobalAlloc for B { + unsafe fn alloc(&self, x: Layout) -> *mut u8 { + 1 as *mut u8 + } + + unsafe fn dealloc(&self, ptr: *mut u8, x: Layout) { + } +} + +#[global_allocator] +static A: B = B; + +#[no_mangle] +pub extern fn foo(a: u32) -> u32 { + assert_eq!(a, 3); + a * 2 +} + +#[alloc_error_handler] +fn a(_: core::alloc::Layout) -> ! { + loop {} +} + +#[panic_handler] +fn b(_: &core::panic::PanicInfo) -> ! { + loop {} +} diff --git a/src/test/run-make/wasm-symbols-not-exported/foo.rs b/src/test/run-make/wasm-symbols-not-exported/foo.rs new file mode 100644 index 000000000..d46baee01 --- /dev/null +++ b/src/test/run-make/wasm-symbols-not-exported/foo.rs @@ -0,0 +1,7 @@ +#![crate_type = "cdylib"] + +#[no_mangle] +pub extern fn foo() { + println!("foo"); + panic!("test"); +} diff --git a/src/test/run-make/wasm-symbols-not-exported/verify-exported-symbols.js b/src/test/run-make/wasm-symbols-not-exported/verify-exported-symbols.js new file mode 100644 index 000000000..afc8a7241 --- /dev/null +++ b/src/test/run-make/wasm-symbols-not-exported/verify-exported-symbols.js @@ -0,0 +1,21 @@ +const fs = require('fs'); +const process = require('process'); +const assert = require('assert'); +const buffer = fs.readFileSync(process.argv[2]); + +let m = new WebAssembly.Module(buffer); +let list = WebAssembly.Module.exports(m); +console.log('exports', list); + +let bad = false; +for (let i = 0; i < list.length; i++) { + const e = list[i]; + if (e.name == "foo" || e.kind != "function") + continue; + + console.log('unexpected exported symbol:', e.name); + bad = true; +} + +if (bad) + process.exit(1); |