Rollup merge of rust-lang#40400 - TimNN:gdbr-updates, r=alexcrichton

Update gdbr tests

gdb will now reliably detect the lanugage as rust even before any code is run.

Author: Ariel Ben-Yehuda

Diff for: src/test/debuginfo/c-style-enum.rs

@@ -15,31 +15,38 @@
 
 // === GDB TESTS ===================================================================================
 
-// gdb-command:print 'c_style_enum::SINGLE_VARIANT'
+// gdbg-command:print 'c_style_enum::SINGLE_VARIANT'
+// gdbr-command:print c_style_enum::SINGLE_VARIANT
 // gdbg-check:$1 = TheOnlyVariant
 // gdbr-check:$1 = c_style_enum::SingleVariant::TheOnlyVariant
 
-// gdb-command:print 'c_style_enum::AUTO_ONE'
+// gdbg-command:print 'c_style_enum::AUTO_ONE'
+// gdbr-command:print c_style_enum::AUTO_ONE
 // gdbg-check:$2 = One
 // gdbr-check:$2 = c_style_enum::AutoDiscriminant::One
 
-// gdb-command:print 'c_style_enum::AUTO_TWO'
+// gdbg-command:print 'c_style_enum::AUTO_TWO'
+// gdbr-command:print c_style_enum::AUTO_TWO
 // gdbg-check:$3 = One
 // gdbr-check:$3 = c_style_enum::AutoDiscriminant::One
 
-// gdb-command:print 'c_style_enum::AUTO_THREE'
+// gdbg-command:print 'c_style_enum::AUTO_THREE'
+// gdbr-command:print c_style_enum::AUTO_THREE
 // gdbg-check:$4 = One
 // gdbr-check:$4 = c_style_enum::AutoDiscriminant::One
 
-// gdb-command:print 'c_style_enum::MANUAL_ONE'
+// gdbg-command:print 'c_style_enum::MANUAL_ONE'
+// gdbr-command:print c_style_enum::MANUAL_ONE
 // gdbg-check:$5 = OneHundred
 // gdbr-check:$5 = c_style_enum::ManualDiscriminant::OneHundred
 
-// gdb-command:print 'c_style_enum::MANUAL_TWO'
+// gdbg-command:print 'c_style_enum::MANUAL_TWO'
+// gdbr-command:print c_style_enum::MANUAL_TWO
 // gdbg-check:$6 = OneHundred
 // gdbr-check:$6 = c_style_enum::ManualDiscriminant::OneHundred
 
-// gdb-command:print 'c_style_enum::MANUAL_THREE'
+// gdbg-command:print 'c_style_enum::MANUAL_THREE'
+// gdbr-command:print c_style_enum::MANUAL_THREE
 // gdbg-check:$7 = OneHundred
 // gdbr-check:$7 = c_style_enum::ManualDiscriminant::OneHundred
 

Diff for: src/test/debuginfo/limited-debuginfo.rs

@@ -15,10 +15,14 @@
 
 // Make sure functions have proper names
 // gdb-command:info functions
-// gdb-check:[...]void[...]main([...]);
-// gdb-check:[...]void[...]some_function([...]);
-// gdb-check:[...]void[...]some_other_function([...]);
-// gdb-check:[...]void[...]zzz([...]);
+// gdbg-check:[...]void[...]main([...]);
+// gdbr-check:fn limited_debuginfo::main();
+// gdbg-check:[...]void[...]some_function([...]);
+// gdbr-check:fn limited_debuginfo::some_function();
+// gdbg-check:[...]void[...]some_other_function([...]);
+// gdbr-check:fn limited_debuginfo::some_other_function();
+// gdbg-check:[...]void[...]zzz([...]);
+// gdbr-check:fn limited_debuginfo::zzz();
 
 // gdb-command:run
 

Diff for: src/test/debuginfo/simple-struct.rs

@@ -14,9 +14,6 @@
 
 // === GDB TESTS ===================================================================================
 
-// there's no frame yet for gdb to reliably detect the language, set it explicitly
-// gdbr-command:set language rust
-
 // gdbg-command:print 'simple_struct::NO_PADDING_16'
 // gdbr-command:print simple_struct::NO_PADDING_16
 // gdbg-check:$1 = {x = 1000, y = -1001}

Diff for: src/test/debuginfo/simple-tuple.rs

@@ -14,9 +14,6 @@
 
 // === GDB TESTS ===================================================================================
 
-// there's no frame yet for gdb to reliably detect the language, set it explicitly
-// gdbr-command:set language rust
-
 // gdbg-command:print/d 'simple_tuple::NO_PADDING_8'
 // gdbr-command:print simple_tuple::NO_PADDING_8
 // gdbg-check:$1 = {__0 = -50, __1 = 50}