1berry/ruby
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[PRISM] Properly compile branch conditions in their own sequence

Browse Source
This commit is contained in:
Kevin Newton 2024-07-16 13:47:53 -04:00
parent 90e945a7b7
commit b0a99d0da9
Notes: git 2024-07-16 18:40:38 +00:00 
Merged: https://github.com/ruby/ruby/pull/11177
1 changed files with 20 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
prism_compile.c
View File

@ -989,7 +989,26 @@ again:
break;
}
default: {
pm_compile_node(iseq, cond, ret, false, scope_node);
DECL_ANCHOR(cond_seq);
INIT_ANCHOR(cond_seq);
pm_compile_node(iseq, cond, cond_seq, false, scope_node);
if (LIST_INSN_SIZE_ONE(cond_seq)) {
INSN *insn = (INSN *)ELEM_FIRST_INSN(FIRST_ELEMENT(cond_seq));
if (insn->insn_id == BIN(putobject)) {
if (RTEST(insn->operands[0])) {
ADD_INSNL(ret, cond, jump, then_label);
// maybe unreachable
return;
}
else {
ADD_INSNL(ret, cond, jump, else_label);
return;
}
}
}
PUSH_SEQ(ret, cond_seq);
break;
}
}