[PATCH] D79507: [flang] Change DIE("unreachable") cases to use llvm_unreachable
David Truby via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed May 6 10:46:54 PDT 2020
DavidTruby created this revision.
DavidTruby added a reviewer: sscalpone.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
DavidTruby added a comment.
I couldn't find any other non-controversial places to change this: this seems to be all the cases where something is marked as unreachable but using our current macros.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D79507
Files:
flang/lib/Semantics/check-declarations.cpp
flang/lib/Semantics/resolve-names.cpp
Index: flang/lib/Semantics/resolve-names.cpp
===================================================================
--- flang/lib/Semantics/resolve-names.cpp
+++ flang/lib/Semantics/resolve-names.cpp
@@ -287,7 +287,7 @@
case parser::AccessSpec::Kind::Private:
return Attr::PRIVATE;
}
- common::die("unreachable"); // suppress g++ warning
+ llvm_unreachable("unreachable"); // suppress g++ warning
}
Attr IntentSpecToAttr(const parser::IntentSpec &x) {
switch (x.v) {
@@ -298,7 +298,7 @@
case parser::IntentSpec::Intent::InOut:
return Attr::INTENT_INOUT;
}
- common::die("unreachable"); // suppress g++ warning
+ llvm_unreachable("unreachable"); // suppress g++ warning
}
private:
@@ -1391,13 +1391,19 @@
void Post(const parser::AssignedGotoStmt &);
// These nodes should never be reached: they are handled in ProgramUnit
- bool Pre(const parser::MainProgram &) { DIE("unreachable"); }
- bool Pre(const parser::FunctionSubprogram &) { DIE("unreachable"); }
- bool Pre(const parser::SubroutineSubprogram &) { DIE("unreachable"); }
- bool Pre(const parser::SeparateModuleSubprogram &) { DIE("unreachable"); }
- bool Pre(const parser::Module &) { DIE("unreachable"); }
- bool Pre(const parser::Submodule &) { DIE("unreachable"); }
- bool Pre(const parser::BlockData &) { DIE("unreachable"); }
+ bool Pre(const parser::MainProgram &) { llvm_unreachable("unreachable"); }
+ bool Pre(const parser::FunctionSubprogram &) {
+ llvm_unreachable("unreachable");
+ }
+ bool Pre(const parser::SubroutineSubprogram &) {
+ llvm_unreachable("unreachable");
+ }
+ bool Pre(const parser::SeparateModuleSubprogram &) {
+ llvm_unreachable("unreachable");
+ }
+ bool Pre(const parser::Module &) { llvm_unreachable("unreachable"); }
+ bool Pre(const parser::Submodule &) { llvm_unreachable("unreachable"); }
+ bool Pre(const parser::BlockData &) { llvm_unreachable("unreachable"); }
void NoteExecutablePartCall(Symbol::Flag, const parser::Call &);
Index: flang/lib/Semantics/check-declarations.cpp
===================================================================
--- flang/lib/Semantics/check-declarations.cpp
+++ flang/lib/Semantics/check-declarations.cpp
@@ -1452,7 +1452,9 @@
"Dummy argument '%s' is a procedure; the corresponding"
" argument in the interface body is not"_err_en_US);
},
- [&](const auto &, const auto &) { DIE("can't happen"); },
+ [&](const auto &, const auto &) {
+ llvm_unreachable("can't happen");
+ },
},
arg1.u, arg2.u);
}
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