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| author | Joern Rennecke <joern.rennecke@riscy-ip.com> | 2024-08-12 11:04:51 +0100 |
|---|---|---|
| committer | Joern Rennecke <joern.rennecke@riscy-ip.com> | 2024-08-12 11:06:17 +0100 |
| commit | 40b9a7beb79acbea569be3066768cfb62c0f7c31 (patch) | |
| tree | 66783b8d261e79018e9d02c58db523c66a9b13fb /gcc/except.cc | |
| parent | 9ab8681db6c7736357a8713afec7c7b09080cba9 (diff) | |
| download | gcc-40b9a7beb79acbea569be3066768cfb62c0f7c31.zip gcc-40b9a7beb79acbea569be3066768cfb62c0f7c31.tar.gz gcc-40b9a7beb79acbea569be3066768cfb62c0f7c31.tar.bz2 | |
Avoid cfg corruption when using sjlj exceptions where loops are present in the assign_params emitted code.
2024-08-06 Joern Rennecke <joern.rennecke@riscy-ip.com>
gcc/
* except.cc (sjlj_emit_function_enter):
Set fn_begin_outside_block again if encountering a jump instruction.
Diffstat (limited to 'gcc/except.cc')
| -rw-r--r-- | gcc/except.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/except.cc b/gcc/except.cc index b5886e9..5bb5edb 100644 --- a/gcc/except.cc +++ b/gcc/except.cc @@ -1228,6 +1228,10 @@ sjlj_emit_function_enter (rtx_code_label *dispatch_label) else if (NOTE_INSN_BASIC_BLOCK_P (fn_begin)) fn_begin_outside_block = false; } + /* assign_params can indirectly call emit_block_move_via_loop, e.g. + for g++.dg/torture/pr85627.C for 16-bit targets. */ + else if (JUMP_P (fn_begin)) + fn_begin_outside_block = true; #ifdef DONT_USE_BUILTIN_SETJMP if (dispatch_label) |