From 7002e776944ddfd362cea253d18d02bc250fe9f7 Mon Sep 17 00:00:00 2001 From: Peter Zhu Date: Sun, 24 Dec 2023 19:22:13 -0500 Subject: Fix Symbol#inspect for GC compaction The test fails when RGENGC_CHECK_MODE is turned on: 1) Failure: TestSymbol#test_inspect_under_gc_compact_stress [test/ruby/test_symbol.rb:123]: <":testing"> expected but was <":\x00\x00\x00\x00\x00\x00\x00">. --- string.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'string.c') diff --git a/string.c b/string.c index 712c963058..b770daf681 100644 --- a/string.c +++ b/string.c @@ -11630,10 +11630,15 @@ sym_inspect(VALUE sym) } else { rb_encoding *enc = STR_ENC_GET(str); - RSTRING_GETMEM(str, ptr, len); + + VALUE orig_str = str; + RSTRING_GETMEM(orig_str, ptr, len); + str = rb_enc_str_new(0, len + 1, enc); dest = RSTRING_PTR(str); memcpy(dest + 1, ptr, len); + + RB_GC_GUARD(orig_str); } dest[0] = ':'; return str; -- cgit v1.2.3