test: update to the new mangling scheme.

eddyb · eddyb · commit 07800edb29d7 · 2019-01-30T00:52:07.000+02:00
diff --git a/Cargo.lock b/Cargo.lock
@@ -2367,15 +2367,15 @@ dependencies = [
 name = "rustc-demangle"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "compiler_builtins 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-std-workspace-core 1.0.0",
-]
 
 [[package]]
 name = "rustc-demangle"
 version = "0.1.13"
 source = "git+https://github.com/eddyb/rustc-demangle?rev=20d5bcc9bcea0d9413540916dd5f9fdadc7012f7#20d5bcc9bcea0d9413540916dd5f9fdadc7012f7"
+dependencies = [
+ "compiler_builtins 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-std-workspace-core 1.0.0",
+]
 
 [[package]]
 name = "rustc-hash"
@@ -2498,7 +2498,7 @@ dependencies = [
  "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
  "memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.13 (git+https://github.com/eddyb/rustc-demangle?rev=20d5bcc9bcea0d9413540916dd5f9fdadc7012f7)",
  "rustc_llvm 0.0.0",
 ]
 
@@ -2514,7 +2514,7 @@ dependencies = [
  "memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc 0.0.0",
- "rustc-demangle 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.13 (git+https://github.com/eddyb/rustc-demangle?rev=20d5bcc9bcea0d9413540916dd5f9fdadc7012f7)",
  "rustc_allocator 0.0.0",
  "rustc_apfloat 0.0.0",
  "rustc_codegen_utils 0.0.0",
@@ -3095,7 +3095,7 @@ dependencies = [
  "panic_unwind 0.0.0",
  "profiler_builtins 0.0.0",
  "rand 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.13 (git+https://github.com/eddyb/rustc-demangle?rev=20d5bcc9bcea0d9413540916dd5f9fdadc7012f7)",
  "rustc_asan 0.0.0",
  "rustc_lsan 0.0.0",
  "rustc_msan 0.0.0",
diff --git a/src/librustc_codegen_llvm/Cargo.toml b/src/librustc_codegen_llvm/Cargo.toml
@@ -12,10 +12,15 @@ test = false
 [dependencies]
 cc = "1.0.1"
 num_cpus = "1.0"
-rustc-demangle = "0.1.4"
+# rustc-demangle = "0.1.4"
 rustc_llvm = { path = "../librustc_llvm" }
 memmap = "0.6"
 
+# HACK(eddyb) temporary until upstreaming support for the new mangling scheme
+[dependencies.rustc-demangle]
+git = "https://github.com/eddyb/rustc-demangle"
+rev = "20d5bcc9bcea0d9413540916dd5f9fdadc7012f7"
+
 [features]
 # This is used to convince Cargo to separately cache builds of `rustc_codegen_llvm`
 # when this option is enabled or not. That way we can build two, cache two
diff --git a/src/librustc_codegen_ssa/Cargo.toml b/src/librustc_codegen_ssa/Cargo.toml
@@ -13,7 +13,7 @@ test = false
 bitflags = "1.0.4"
 cc = "1.0.1"
 num_cpus = "1.0"
-rustc-demangle = "0.1.4"
+# rustc-demangle = "0.1.4"
 memmap = "0.6"
 log = "0.4.5"
 libc = "0.2.44"
@@ -32,3 +32,8 @@ rustc_fs_util = { path = "../librustc_fs_util" }
 rustc_incremental = { path = "../librustc_incremental" }
 rustc_mir = { path = "../librustc_mir" }
 rustc_target = { path = "../librustc_target" }
+
+# HACK(eddyb) temporary until upstreaming support for the new mangling scheme
+[dependencies.rustc-demangle]
+git = "https://github.com/eddyb/rustc-demangle"
+rev = "20d5bcc9bcea0d9413540916dd5f9fdadc7012f7"
diff --git a/src/libstd/Cargo.toml b/src/libstd/Cargo.toml
@@ -21,9 +21,15 @@ libc = { version = "0.2.44", default-features = false, features = ['rustc-dep-of
 compiler_builtins = { version = "0.1.1" }
 profiler_builtins = { path = "../libprofiler_builtins", optional = true }
 unwind = { path = "../libunwind" }
-rustc-demangle = { version = "0.1.10", features = ['rustc-dep-of-std'] }
+# rustc-demangle = { version = "0.1.10", features = ['rustc-dep-of-std'] }
 backtrace-sys = { version = "0.1.24", features = ["rustc-dep-of-std"], optional = true }
 
+# HACK(eddyb) temporary until upstreaming support for the new mangling scheme
+[dependencies.rustc-demangle]
+git = "https://github.com/eddyb/rustc-demangle"
+rev = "20d5bcc9bcea0d9413540916dd5f9fdadc7012f7"
+features = ['rustc-dep-of-std']
+
 [dev-dependencies]
 rand = "0.6.1"
 
diff --git a/src/test/codegen/drop.rs b/src/test/codegen/drop.rs
@@ -19,15 +19,15 @@ pub fn droppy() {
 // that's one new drop call per call to possibly_unwinding(), and finally 3 drop calls for the
 // regular function exit. We used to have problems with quadratic growths of drop calls in such
 // functions.
-// CHECK-NOT: invoke{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: call{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: call{{.*}}drop{{.*}}SomeUniqueName
-// CHECK-NOT: call{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: invoke{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: call{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: invoke{{.*}}drop{{.*}}SomeUniqueName
-// CHECK: call{{.*}}drop{{.*}}SomeUniqueName
-// CHECK-NOT: {{(call|invoke).*}}drop{{.*}}SomeUniqueName
+// CHECK-NOT: ; invoke{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; call{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; call{{.*}}drop{{.*}}SomeUniqueName
+// CHECK-NOT: ; call{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; invoke{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; call{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; invoke{{.*}}drop{{.*}}SomeUniqueName
+// CHECK: ; call{{.*}}drop{{.*}}SomeUniqueName
+// CHECK-NOT: ; {{(call|invoke).*}}drop{{.*}}SomeUniqueName
 // The next line checks for the } that ends the function definition
 // CHECK-LABEL: {{^[}]}}
     let _s = SomeUniqueName;
diff --git a/src/test/codegen/external-no-mangle-fns.rs b/src/test/codegen/external-no-mangle-fns.rs
@@ -33,7 +33,9 @@ const HIDDEN: () = {
 };
 
 // The surrounding item should not accidentally become external
-// CHECK: define internal{{.*}} void @_ZN22external_no_mangle_fns1x
+// CHECK-LABEL: ; external_no_mangle_fns::x
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define internal
 #[inline(never)]
 fn x() {
     // CHECK: define void @g()
diff --git a/src/test/codegen/external-no-mangle-statics.rs b/src/test/codegen/external-no-mangle-statics.rs
@@ -75,4 +75,6 @@ fn x() {
     #[no_mangle]
     pub static mut P: u8 = 0;
 }
-// CHECK: define internal void @_ZN26external_no_mangle_statics1x{{.*$}}
+// CHECK-LABEL: ; external_no_mangle_statics::x
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define internal
diff --git a/src/test/codegen/internalize-closures.rs b/src/test/codegen/internalize-closures.rs
@@ -4,7 +4,9 @@ pub fn main() {
 
     // We want to make sure that closures get 'internal' linkage instead of
     // 'weak_odr' when they are not shared between codegen units
-    // CHECK: define internal {{.*}}_ZN20internalize_closures4main{{.*}}$u7b$$u7b$closure$u7d$$u7d$
+    // CHECK-LABEL: ; internalize_closures::main::{closure#0}
+    // CHECK-NEXT: ; Function Attrs:
+    // CHECK-NEXT: define internal
     let c = |x:i32| { x + 1 };
     let _ = c(1);
 }
diff --git a/src/test/codegen/link-dead-code.rs b/src/test/codegen/link-dead-code.rs
@@ -5,12 +5,18 @@
 // This test makes sure that, when -Clink-dead-code is specified, we generate
 // code for functions that would otherwise be skipped.
 
-// CHECK-LABEL: define hidden i32 @_ZN14link_dead_code8const_fn
+// CHECK-LABEL: ; link_dead_code::const_fn
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define hidden
 const fn const_fn() -> i32 { 1 }
 
-// CHECK-LABEL: define hidden i32 @_ZN14link_dead_code9inline_fn
+// CHECK-LABEL: ; link_dead_code::inline_fn
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define hidden
 #[inline]
 fn inline_fn() -> i32 { 2 }
 
-// CHECK-LABEL: define hidden i32 @_ZN14link_dead_code10private_fn
+// CHECK-LABEL: ; link_dead_code::private_fn
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define hidden
 fn private_fn() -> i32 { 3 }
diff --git a/src/test/codegen/local-generics-in-exe-internalized.rs b/src/test/codegen/local-generics-in-exe-internalized.rs
@@ -2,7 +2,9 @@
 
 // Check that local generics are internalized if they are in the same CGU
 
-// CHECK: define internal {{.*}} @_ZN34local_generics_in_exe_internalized3foo{{.*}}
+// CHECK-LABEL: ; local_generics_in_exe_internalized::foo::<u8>
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define internal
 pub fn foo<T>(x: T, y: T) -> (T, T) {
     (x, y)
 }
diff --git a/src/test/codegen/target-cpu-on-functions.rs b/src/test/codegen/target-cpu-on-functions.rs
@@ -13,7 +13,9 @@ pub extern fn exported() {
     not_exported();
 }
 
-// CHECK-LABEL: define {{.*}} @_ZN23target_cpu_on_functions12not_exported{{.*}}() {{.*}} #0
+// CHECK-LABEL: ; target_cpu_on_functions::not_exported
+// CHECK-NEXT: ; Function Attrs:
+// CHECK-NEXT: define {{.*}}() {{.*}} #0
 fn not_exported() {}
 
 // CHECK: attributes #0 = {{.*}} "target-cpu"="{{.*}}"
diff --git a/src/test/run-make-fulldeps/stable-symbol-names/Makefile b/src/test/run-make-fulldeps/stable-symbol-names/Makefile
@@ -4,13 +4,13 @@
 #  1. dump the symbols of a library using `nm`
 #  2. extract only those lines that we are interested in via `grep`
 #  3. from those lines, extract just the symbol name via `sed`
-#     (symbol names always start with "_ZN" and end with "E")
+#     (symbol names always start with "_R")
 #  4. sort those symbol names for deterministic comparison
 #  5. write the result into a file
 
 dump-symbols = nm "$(TMPDIR)/lib$(1).rlib" \
              | grep -E "$(2)" \
-             | sed "s/.*\(_ZN.*E\).*/\1/" \
+             | sed "s/.*\(_R[a-zA-Z0-9_]*\).*/\1/" \
              | sort \
              > "$(TMPDIR)/$(1)$(3).nm"
 
diff --git a/src/test/run-make-fulldeps/symbol-visibility/Makefile b/src/test/run-make-fulldeps/symbol-visibility/Makefile
@@ -34,20 +34,20 @@ all:
 	# Check that a cdylib exports the public #[no_mangle] functions of dependencies
 	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c public_c_function_from_rlib)" -eq "1" ]
 	# Check that a cdylib DOES NOT export any public Rust functions
-	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c _ZN.*h.*E)" -eq "0" ]
+	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c _R[a-zA-Z0-9_]+)" -eq "0" ]
 
 	# Check that a Rust dylib exports its monomorphic functions
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_c_function_from_rust_dylib)" -eq "1" ]
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_rust_function_from_rust_dylib.*E)" -eq "1" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_rust_function_from_rust_dylib.*)" -eq "1" ]
 	# Check that a Rust dylib does not export generics if -Zshare-generics=no
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_generic_function_from_rust_dylib.*E)" -eq "0" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_generic_function_from_rust_dylib.*)" -eq "0" ]
 
 
 	# Check that a Rust dylib exports the monomorphic functions from its dependencies
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_c_function_from_rlib)" -eq "1" ]
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_rust_function_from_rlib)" -eq "1" ]
 	# Check that a Rust dylib does not export generics if -Zshare-generics=no
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_generic_function_from_rlib.*E)" -eq "0" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_generic_function_from_rlib.*)" -eq "0" ]
 
 	# Check that an executable does not export any dynamic symbols
 	[ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -c public_c_function_from_rlib)" -eq "0" ]
@@ -61,7 +61,7 @@ all:
 	# Check that a cdylib exports the public #[no_mangle] functions of dependencies
 	[ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -c public_c_function_from_rlib)" -eq "1" ]
 	# Check that a cdylib DOES NOT export any public Rust functions
-	[ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -c _ZN.*h.*E)" -eq "0" ]
+	[ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -c _R[a-zA-Z0-9_]+)" -eq "0" ]
 
 
 	$(RUSTC) -Zshare-generics=yes an_rlib.rs
@@ -74,17 +74,17 @@ all:
 	# Check that a cdylib exports the public #[no_mangle] functions of dependencies
 	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c public_c_function_from_rlib)" -eq "1" ]
 	# Check that a cdylib DOES NOT export any public Rust functions
-	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c _ZN.*h.*E)" -eq "0" ]
+	[ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -c _R[a-zA-Z0-9_]+)" -eq "0" ]
 
 	# Check that a Rust dylib exports its monomorphic functions, including generics this time
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_c_function_from_rust_dylib)" -eq "1" ]
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_rust_function_from_rust_dylib.*E)" -eq "1" ]
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_generic_function_from_rust_dylib.*E)" -eq "1" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_rust_function_from_rust_dylib.*)" -eq "1" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_generic_function_from_rust_dylib.*)" -eq "1" ]
 
 	# Check that a Rust dylib exports the monomorphic functions from its dependencies
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_c_function_from_rlib)" -eq "1" ]
 	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c public_rust_function_from_rlib)" -eq "1" ]
-	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _ZN.*public_generic_function_from_rlib.*E)" -eq "1" ]
+	[ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -c _R.*public_generic_function_from_rlib.*)" -eq "1" ]
 
 	# Check that an executable does not export any dynamic symbols
 	[ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -c public_c_function_from_rlib)" -eq "0" ]
diff --git a/src/test/run-pass/backtrace.rs b/src/test/run-pass/backtrace.rs
@@ -41,6 +41,19 @@ fn expected(fn_name: &str) -> String {
     format!(" backtrace::{}", fn_name)
 }
 
+fn contains_expected_full(s: &str, fn_name: &str) -> bool {
+    // HACK(eddyb) work around the fact that RUST_BACKTRACE=full
+    // (or, as is the case here, stack traces from panic-in-panic)
+    // prints symbols with hashes in them, i.e. `backtrace[...]::`.
+    let prefix = " backtrace[";
+    let suffix = &format!("]::{}", fn_name);
+    s.match_indices(prefix).any(|(i, _)| {
+        s[i + prefix.len()..]
+            .trim_start_matches(char::is_alphanumeric)
+            .starts_with(suffix)
+    })
+}
+
 fn runtest(me: &str) {
     // Make sure that the stack trace is printed
     let p = template(me).arg("fail").env("RUST_BACKTRACE", "1").spawn().unwrap();
@@ -78,7 +91,7 @@ fn runtest(me: &str) {
     let s = str::from_utf8(&out.stderr).unwrap();
     // loosened the following from double::h to double:: due to
     // spurious failures on mac, 32bit, optimized
-    assert!(s.contains("stack backtrace") && s.contains(&expected("double")),
+    assert!(s.contains("stack backtrace") && contains_expected_full(s, "double"),
             "bad output3: {}", s);
 
     // Make sure a stack trace isn't printed too many times
diff --git a/src/test/ui/symbol-names/basic.rs b/src/test/ui/symbol-names/basic.rs
@@ -1,6 +1,6 @@
 #![feature(rustc_attrs)]
 
-#[rustc_symbol_name] //~ ERROR _ZN5basic4main
+#[rustc_symbol_name] //~ ERROR symbol-name(_RNaCs4fqI2P2rA04_5basic4main)
 #[rustc_def_path] //~ ERROR def-path(main)
 fn main() {
 }
diff --git a/src/test/ui/symbol-names/basic.stderr b/src/test/ui/symbol-names/basic.stderr
@@ -1,7 +1,7 @@
-error: symbol-name(_ZN5basic4main17h08bcaf310214ed52E)
+error: symbol-name(_RNaCs4fqI2P2rA04_5basic4main)
   --> $DIR/basic.rs:3:1
    |
-LL | #[rustc_symbol_name] //~ ERROR _ZN5basic4main
+LL | #[rustc_symbol_name] //~ ERROR symbol-name(_RNaCs4fqI2P2rA04_5basic4main)
    | ^^^^^^^^^^^^^^^^^^^^
 
 error: def-path(main)
diff --git a/src/test/ui/symbol-names/impl1.rs b/src/test/ui/symbol-names/impl1.rs
@@ -5,7 +5,8 @@ mod foo {
     pub struct Foo { x: u32 }
 
     impl Foo {
-        #[rustc_symbol_name] //~ ERROR _ZN5impl13foo3Foo3bar
+        #[rustc_symbol_name]
+        //~^ ERROR symbol-name(_RNpMNdCs4fqI2P2rA04_5impl13fooNnB2_3Foo3bar)
         #[rustc_def_path] //~ ERROR def-path(foo::Foo::bar)
         fn bar() { }
     }
@@ -15,7 +16,8 @@ mod bar {
     use foo::Foo;
 
     impl Foo {
-        #[rustc_symbol_name] //~ ERROR _ZN5impl13bar33_$LT$impl$u20$impl1..foo..Foo$GT$3baz
+        #[rustc_symbol_name]
+        //~^ ERROR symbol-name(_RNxMNoCs4fqI2P2rA04_5impl13barNnNdB4_3foo3Foo3baz)
         #[rustc_def_path] //~ ERROR def-path(bar::<impl foo::Foo>::baz)
         fn baz() { }
     }
diff --git a/src/test/ui/symbol-names/impl1.stderr b/src/test/ui/symbol-names/impl1.stderr
@@ -1,23 +1,23 @@
-error: symbol-name(_ZN5impl13foo3Foo3bar17hc487d6ec13fe9124E)
+error: symbol-name(_RNpMNdCs4fqI2P2rA04_5impl13fooNnB2_3Foo3bar)
   --> $DIR/impl1.rs:8:9
    |
-LL |         #[rustc_symbol_name] //~ ERROR _ZN5impl13foo3Foo3bar
+LL |         #[rustc_symbol_name]
    |         ^^^^^^^^^^^^^^^^^^^^
 
 error: def-path(foo::Foo::bar)
-  --> $DIR/impl1.rs:9:9
+  --> $DIR/impl1.rs:10:9
    |
 LL |         #[rustc_def_path] //~ ERROR def-path(foo::Foo::bar)
    |         ^^^^^^^^^^^^^^^^^
 
-error: symbol-name(_ZN5impl13bar33_$LT$impl$u20$impl1..foo..Foo$GT$3baz17h38577281258e1527E)
-  --> $DIR/impl1.rs:18:9
+error: symbol-name(_RNxMNoCs4fqI2P2rA04_5impl13barNnNdB4_3foo3Foo3baz)
+  --> $DIR/impl1.rs:19:9
    |
-LL |         #[rustc_symbol_name] //~ ERROR _ZN5impl13bar33_$LT$impl$u20$impl1..foo..Foo$GT$3baz
+LL |         #[rustc_symbol_name]
    |         ^^^^^^^^^^^^^^^^^^^^
 
 error: def-path(bar::<impl foo::Foo>::baz)
-  --> $DIR/impl1.rs:19:9
+  --> $DIR/impl1.rs:21:9
    |
 LL |         #[rustc_def_path] //~ ERROR def-path(bar::<impl foo::Foo>::baz)
    |         ^^^^^^^^^^^^^^^^^

Original file line number	Diff line number	Diff line change
`@@ -75,4 +75,6 @@ fn x() {`
`75`	`75`	`#[no_mangle]`
`76`	`76`	`pub static mut P: u8 = 0;`
`77`	`77`	`}`
`78`		`-// CHECK: define internal void @_ZN26external_no_mangle_statics1x{{.*$}}`
	`78`	`+// CHECK-LABEL: ; external_no_mangle_statics::x`
	`79`	`+// CHECK-NEXT: ; Function Attrs:`
	`80`	`+// CHECK-NEXT: define internal`
Original file line number	Diff line number	Diff line change
`@@ -2,7 +2,9 @@`
`2`	`2`
`3`	`3`	`// Check that local generics are internalized if they are in the same CGU`
`4`	`4`
`5`		`-// CHECK: define internal {{.}} @_ZN34local_generics_in_exe_internalized3foo{{.}}`
	`5`	`+// CHECK-LABEL: ; local_generics_in_exe_internalized::foo::<u8>`
	`6`	`+// CHECK-NEXT: ; Function Attrs:`
	`7`	`+// CHECK-NEXT: define internal`
`6`	`8`	`pub fn foo<T>(x: T, y: T) -> (T, T) {`
`7`	`9`	`(x, y)`
`8`	`10`	`}`
Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,9 @@ pub extern fn exported() {`
`13`	`13`	`not_exported();`
`14`	`14`	`}`
`15`	`15`
`16`		`-// CHECK-LABEL: define {{.}} @_ZN23target_cpu_on_functions12not_exported{{.}}() {{.*}} #0`
	`16`	`+// CHECK-LABEL: ; target_cpu_on_functions::not_exported`
	`17`	`+// CHECK-NEXT: ; Function Attrs:`
	`18`	`+// CHECK-NEXT: define {{.}}() {{.}} #0`
`17`	`19`	`fn not_exported() {}`
`18`	`20`
`19`	`21`	`// CHECK: attributes #0 = {{.}} "target-cpu"="{{.}}"`
Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,6 @@`
`1`	`1`	`#![feature(rustc_attrs)]`
`2`	`2`
`3`		`-#[rustc_symbol_name] //~ ERROR _ZN5basic4main`
	`3`	`+#[rustc_symbol_name] //~ ERROR symbol-name(_RNaCs4fqI2P2rA04_5basic4main)`
`4`	`4`	`#[rustc_def_path] //~ ERROR def-path(main)`
`5`	`5`	`fn main() {`
`6`	`6`	`}`
Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`		`-error: symbol-name(_ZN5basic4main17h08bcaf310214ed52E)`
	`1`	`+error: symbol-name(_RNaCs4fqI2P2rA04_5basic4main)`
`2`	`2`	`--> $DIR/basic.rs:3:1`
`3`	`3`	`\|`
`4`		`-LL \| #[rustc_symbol_name] //~ ERROR _ZN5basic4main`
	`4`	`+LL \| #[rustc_symbol_name] //~ ERROR symbol-name(_RNaCs4fqI2P2rA04_5basic4main)`
`5`	`5`	`\| ^^^^^^^^^^^^^^^^^^^^`
`6`	`6`
`7`	`7`	`error: def-path(main)`