This revision was automatically updated to reflect the committed changes. Closed by commit rG5181be344adb: [PowerPC][AIX] Limit attribute aligned to 4096. (authored by sfertile).
Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D107497/new/ https://reviews.llvm.org/D107497 Files: clang/lib/Sema/SemaDeclAttr.cpp clang/test/Sema/aix-attr-aligned-limit.c Index: clang/test/Sema/aix-attr-aligned-limit.c =================================================================== --- /dev/null +++ clang/test/Sema/aix-attr-aligned-limit.c @@ -0,0 +1,4 @@ +// RUN: %clang_cc1 -triple powerpc-unknown-aix -fsyntax-only -verify %s +// RUN: %clang_cc1 -triple powerpc64-unknown-aix -fsyntax-only -verify %s +// +int a __attribute__((aligned(8192))); // expected-error {{requested alignment must be 4096 bytes or smaller}} Index: clang/lib/Sema/SemaDeclAttr.cpp =================================================================== --- clang/lib/Sema/SemaDeclAttr.cpp +++ clang/lib/Sema/SemaDeclAttr.cpp @@ -4054,6 +4054,9 @@ unsigned MaximumAlignment = Sema::MaximumAlignment; if (Context.getTargetInfo().getTriple().isOSBinFormatCOFF()) MaximumAlignment = std::min(MaximumAlignment, 8192u); + else if (Context.getTargetInfo().getTriple().isOSAIX()) + MaximumAlignment = std::min(MaximumAlignment, 4096u); + if (AlignVal > MaximumAlignment) { Diag(AttrLoc, diag::err_attribute_aligned_too_great) << MaximumAlignment << E->getSourceRange();
Index: clang/test/Sema/aix-attr-aligned-limit.c =================================================================== --- /dev/null +++ clang/test/Sema/aix-attr-aligned-limit.c @@ -0,0 +1,4 @@ +// RUN: %clang_cc1 -triple powerpc-unknown-aix -fsyntax-only -verify %s +// RUN: %clang_cc1 -triple powerpc64-unknown-aix -fsyntax-only -verify %s +// +int a __attribute__((aligned(8192))); // expected-error {{requested alignment must be 4096 bytes or smaller}} Index: clang/lib/Sema/SemaDeclAttr.cpp =================================================================== --- clang/lib/Sema/SemaDeclAttr.cpp +++ clang/lib/Sema/SemaDeclAttr.cpp @@ -4054,6 +4054,9 @@ unsigned MaximumAlignment = Sema::MaximumAlignment; if (Context.getTargetInfo().getTriple().isOSBinFormatCOFF()) MaximumAlignment = std::min(MaximumAlignment, 8192u); + else if (Context.getTargetInfo().getTriple().isOSAIX()) + MaximumAlignment = std::min(MaximumAlignment, 4096u); + if (AlignVal > MaximumAlignment) { Diag(AttrLoc, diag::err_attribute_aligned_too_great) << MaximumAlignment << E->getSourceRange();
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