From 2e85d5e290aadb0cd0c50ddfcd8ba4f58c2301e7 Mon Sep 17 00:00:00 2001 From: Patrick Marlier Date: Sat, 19 Nov 2011 19:29:18 +0000 Subject: re PR middle-end/51211 (ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2242) with -fgnu-tm -O -freorder-blocks -ftracer --param hot-bb-frequency-fraction=1 and __transaction_atomic) PR middle-end/51211 * tracer.c (ignore_bb_p): Don't copy GIMPLE_TRANSACTION. From-SVN: r181512 --- gcc/tracer.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'gcc/tracer.c') diff --git a/gcc/tracer.c b/gcc/tracer.c index d3523b9..602e758 100644 --- a/gcc/tracer.c +++ b/gcc/tracer.c @@ -90,10 +90,19 @@ bb_seen_p (basic_block bb) static bool ignore_bb_p (const_basic_block bb) { + gimple g; + if (bb->index < NUM_FIXED_BLOCKS) return true; if (optimize_bb_for_size_p (bb)) return true; + + /* A transaction is a single entry multiple exit region. It must be + duplicated in its entirety or not at all. */ + g = last_stmt (CONST_CAST_BB (bb)); + if (g && gimple_code (g) == GIMPLE_TRANSACTION) + return true; + return false; } -- cgit v1.1