merge revision(s) 67322,67323:

	Insert --jit-verbose=2 logs for mswin debugging

	Explain why cl.exe needs --jit-verbose=2 [ci skip]

	I forgot to explain it in the previous commit

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67847 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 1 deletions

diff --git a/test/ruby/test_jit.rb b/test/ruby/test_jit.rb
index b2467fe074..b10e5ea00f 100644
--- a/test/ruby/test_jit.rb
+++ b/test/ruby/test_jit.rb
@@ -940,6 +940,11 @@ class TestJIT < Test::Unit::TestCase
   def assert_eval_with_jit(script, stdout: nil, success_count:, min_calls: 1, insns: [], uplevel: 1)
     out, err = eval_with_jit(script, verbose: 1, min_calls: min_calls)
     actual = err.scan(/^#{JIT_SUCCESS_PREFIX}:/).size
+    # Add --jit-verbose=2 logs for cl.exe because compiler's error message is suppressed
+    # for cl.exe with --jit-verbose=1. See `start_process` in mjit_worker.c.
+    if RUBY_PLATFORM.match?(/mswin/) && success_count != actual
+      _, err2 = eval_with_jit(script, verbose: 2, min_calls: min_calls)
+    end
 
     # Make sure that the script has insns expected to be tested
     used_insns = method_insns(script)
@@ -954,7 +959,7 @@ class TestJIT < Test::Unit::TestCase
     assert_equal(
       success_count, actual,
       "Expected #{success_count} times of JIT success, but succeeded #{actual} times.\n\n"\
-      "script:\n#{code_block(script)}\nstderr:\n#{code_block(err)}",
+      "script:\n#{code_block(script)}\nstderr:\n#{code_block(err)}#{("\nstderr(verbose=2 retry):\n#{code_block(err2)}" if err2)}",
     )
     if stdout
       assert_equal(stdout, out, "Expected stdout #{out.inspect} to match #{stdout.inspect} with script:\n#{code_block(script)}")