[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

https://github.com/malavikasamak closed https://github.com/llvm/llvm-project/pull/78815 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

https://github.com/malavikasamak updated https://github.com/llvm/llvm-project/pull/78815 >From 6334cd361f79fc79f32b8ca95c6f31a083704332 Mon Sep 17 00:00:00 2001 From: MalavikaSamak Date: Fri, 19 Jan 2024 15:16:12 -0800 Subject: [PATCH 1/2] [-Wunsafe-buffer-usage] Fix the crash introduced by

[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

@@ -2263,15 +2263,27 @@ class UnsafeBufferUsageReporter : public UnsafeBufferUsageHandler { MsgParam = 3; } else if (const auto *ECE = dyn_cast(Operation)) { QualType destType = ECE->getType(); -const uint64_t dSize = -

[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/78815 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/78815 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [-Wunsafe-buffer-usage] Fix the crash introduced by the unsafe invocation of span::data warning (PR #78815)

https://github.com/malavikasamak created https://github.com/llvm/llvm-project/pull/78815 The patch fixes the crash introduced by the DataInvocation warning gadget designed to warn against unsafe invocations of span::data method. Radar: 121223051 >From 6334cd361f79fc79f32b8ca95c6f31a083704332

[clang] [-Wunsafe-buffer-usage] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak closed https://github.com/llvm/llvm-project/pull/75650 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [-Wunsafe-buffer-usage] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/75650 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak updated https://github.com/llvm/llvm-project/pull/75650 >From 809bf6f4237f634feaeb7e5b0b88be3a2e4de455 Mon Sep 17 00:00:00 2001 From: MalavikaSamak Date: Fri, 15 Dec 2023 11:40:55 -0800 Subject: [PATCH 1/3] While refactoring projects to eradicate unsafe buffer

[clang] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak updated https://github.com/llvm/llvm-project/pull/75650 >From 809bf6f4237f634feaeb7e5b0b88be3a2e4de455 Mon Sep 17 00:00:00 2001 From: MalavikaSamak Date: Fri, 15 Dec 2023 11:40:55 -0800 Subject: [PATCH 1/2] While refactoring projects to eradicate unsafe buffer

[clang] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/75650 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] Warning for unsafe invocation of span::data (PR #75650)

@@ -721,6 +721,33 @@ class UnsafeBufferUsageAttrGadget : public WarningGadget { DeclUseList getClaimedVarUseSites() const override { return {}; } }; +// Warning gadget for unsafe invocation of span::data method. +// Triggers when the pointer returned by the invocation is

[clang] Warning for unsafe invocation of span::data (PR #75650)

@@ -2261,6 +2261,21 @@ class UnsafeBufferUsageReporter : public UnsafeBufferUsageHandler { // note_unsafe_buffer_operation doesn't have this mode yet. assert(!IsRelatedToDecl && "Not implemented yet!"); MsgParam = 3; + } else if (const auto *ECE =

[clang] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/75650 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] Warning for unsafe invocation of span::data (PR #75650)

@@ -721,6 +721,33 @@ class UnsafeBufferUsageAttrGadget : public WarningGadget { DeclUseList getClaimedVarUseSites() const override { return {}; } }; +// Warning gadget for unsafe invocation of span::data method. +// Triggers when the pointer returned by the invocation is

[clang] Warning for unsafe invocation of span::data (PR #75650)

https://github.com/malavikasamak edited https://github.com/llvm/llvm-project/pull/75650 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] While refactoring projects to eradicate unsafe buffer accesses using … (PR #75650)

https://github.com/malavikasamak created https://github.com/llvm/llvm-project/pull/75650 …-Wunsafe-buffer-usage, there maybe accidental re-introduction of new OutOfBound accesses into the code bases. One such case is invoking span::data() method on a span variable to retrieve a pointer,