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| author | Iain Buclaw <ibuclaw@gdcproject.org> | 2020-07-24 13:49:37 +0200 |
|---|---|---|
| committer | Iain Buclaw <ibuclaw@gdcproject.org> | 2020-08-18 09:55:09 +0200 |
| commit | 6bebbc033d8bf2246745ffef7186b0424e08ba6b (patch) | |
| tree | 2a07be3b566746ca87d8939d771fa26214aecb28 /gcc/d/decl.cc | |
| parent | 7d5de349d21479d7ec61dd0153e6f0958ad7384f (diff) | |
| download | gcc-6bebbc033d8bf2246745ffef7186b0424e08ba6b.zip gcc-6bebbc033d8bf2246745ffef7186b0424e08ba6b.tar.gz gcc-6bebbc033d8bf2246745ffef7186b0424e08ba6b.tar.bz2 | |
d: Fix ICE Segmentation fault during RTL pass: expand on armhf/armel/s390x
gcc/d/ChangeLog:
PR d/96301
* decl.cc (DeclVisitor::visit (FuncDeclaration *)): Only return
non-trivial structs by invisible reference.
gcc/testsuite/ChangeLog:
PR d/96301
* gdc.dg/pr96301a.d: New test.
* gdc.dg/pr96301b.d: New test.
* gdc.dg/pr96301c.d: New test.
Diffstat (limited to 'gcc/d/decl.cc')
| -rw-r--r-- | gcc/d/decl.cc | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/gcc/d/decl.cc b/gcc/d/decl.cc index 72c8a8c..295f780 100644 --- a/gcc/d/decl.cc +++ b/gcc/d/decl.cc @@ -958,11 +958,14 @@ public: { tree resdecl = DECL_RESULT (fndecl); - TREE_TYPE (resdecl) - = build_reference_type (TREE_TYPE (resdecl)); - DECL_BY_REFERENCE (resdecl) = 1; - TREE_ADDRESSABLE (resdecl) = 0; - relayout_decl (resdecl); + /* Return non-trivial structs by invisible reference. */ + if (TREE_ADDRESSABLE (TREE_TYPE (resdecl))) + { + TREE_TYPE (resdecl) = build_reference_type (TREE_TYPE (resdecl)); + DECL_BY_REFERENCE (resdecl) = 1; + TREE_ADDRESSABLE (resdecl) = 0; + relayout_decl (resdecl); + } if (d->nrvo_var) { @@ -972,7 +975,9 @@ public: DECL_NAME (resdecl) = DECL_NAME (var); /* Don't forget that we take its address. */ TREE_ADDRESSABLE (var) = 1; - resdecl = build_deref (resdecl); + + if (DECL_BY_REFERENCE (resdecl)) + resdecl = build_deref (resdecl); SET_DECL_VALUE_EXPR (var, resdecl); DECL_HAS_VALUE_EXPR_P (var) = 1; |