[TableGen] Print message about dropped patterns with -debug
authorKrzysztof Parzyszek <kparzysz@quicinc.com>
Wed, 3 May 2023 22:52:12 +0000 (15:52 -0700)
committerKrzysztof Parzyszek <kparzysz@quicinc.com>
Wed, 10 May 2023 21:51:57 +0000 (14:51 -0700)
commit1b1806406908c185202bd62b7315f1627bfb5aa7
tree6401306f8d62230c702f53653f03bc6f9d540f10
parent6561032e1d3c561b3f7ced817bf3350b8622bf92
[TableGen] Print message about dropped patterns with -debug

A selection pattern can be silently dropped if type inference fails to
deduce some types. Print a message when that happens, and -debug was
applied.
llvm/utils/TableGen/CodeGenDAGPatterns.cpp