Rename some numeric tests: nnnn -> Tnnnn

testsuite/tests/codeGen/should_compile/Makefile

@@ -2,6 +2,6 @@ TOP=../../..
 include $(TOP)/mk/boilerplate.mk
 include $(TOP)/mk/test.mk
 
-2578:
-	'$(TEST_HC)' $(TEST_HC_OPTS) --make 2578 -fforce-recomp -v0
+T2578:
+	'$(TEST_HC)' $(TEST_HC_OPTS) --make T2578 -fforce-recomp -v0
 

testsuite/tests/codeGen/should_compile/all.T

@@ -7,13 +7,13 @@ test('cg006', normal, compile, [''])
 test('cg007', normal, compile, [''])
 test('cg008', normal, compile, [''])
 
-test('1916', normal, compile, [''])
-test('2388', normal, compile, [''])
-test('3132', normal, compile, ['-dcmm-lint'])
+test('T1916', normal, compile, [''])
+test('T2388', normal, compile, [''])
+test('T3132', normal, compile, ['-dcmm-lint'])
 test('T3286', extra_clean(['T3286b.o','T3286b.hi']), 
               multimod_compile, ['T3286', '-v0'])
-test('3579', normal, compile, [''])
-test('2578', normal, run_command, ['$MAKE -s --no-print-directory 2578'])
+test('T3579', normal, compile, [''])
+test('T2578', normal, run_command, ['$MAKE -s --no-print-directory T2578'])
 # skip llvm on i386 as we don't support fPIC
 test('jmp_tbl', if_arch('i386', omit_ways(['llvm', 'optllvm'])), compile, ['-fPIC -O'])
 test('massive_array',

testsuite/tests/codeGen/should_run/5626.stderr

-5626: Prelude.undefined