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These upstream LLVM commits have been merged to FreeBSD's source tree post the 17.0.6 release: 7440e4ed85aa [sanitizer] Add re-execution on FreeBSD when ASLR is detected (#73439) 989879f8fded [Clang] Allow C++11 style initialisation of SVE types. 9ca395b5ade1 [clang][AST] Propagate the contains-errors bit to DeclRefExpr from VarDecl's initializer. While here, be consistant about using 12 digits of commit hash.
38 lines
1.3 KiB
Text
38 lines
1.3 KiB
Text
commit 989879f8fded41c732db93864461b3a67b9f1501
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Author: Paul Walker <paul.walker@arm.com>
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Date: Thu Jun 22 14:03:28 2023 +0000
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[Clang] Allow C++11 style initialisation of SVE types.
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Fixes https://github.com/llvm/llvm-project/issues/63223
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Differential Revision: https://reviews.llvm.org/D153560
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diff --git clang/lib/CodeGen/CGExprScalar.cpp clang/lib/CodeGen/CGExprScalar.cpp
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index 02b80f3aba21..dbba8cc96f81 100644
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--- clang/lib/CodeGen/CGExprScalar.cpp
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+++ clang/lib/CodeGen/CGExprScalar.cpp
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@@ -1869,6 +1869,23 @@ Value *ScalarExprEmitter::VisitInitListExpr(InitListExpr *E) {
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return Visit(E->getInit(0));
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}
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+ if (isa<llvm::ScalableVectorType>(VType)) {
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+ if (NumInitElements == 0) {
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+ // C++11 value-initialization for the vector.
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+ return EmitNullValue(E->getType());
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+ }
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+
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+ if (NumInitElements == 1) {
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+ Expr *InitVector = E->getInit(0);
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+
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+ // Initialize from another scalable vector of the same type.
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+ if (InitVector->getType() == E->getType())
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+ return Visit(InitVector);
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+ }
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+
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+ llvm_unreachable("Unexpected initialization of a scalable vector!");
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+ }
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+
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unsigned ResElts = cast<llvm::FixedVectorType>(VType)->getNumElements();
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// Loop over initializers collecting the Value for each, and remembering
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