https://github.com/Fznamznon created https://github.com/llvm/llvm-project/pull/102304
Fixes https://github.com/llvm/llvm-project/issues/102248 >From ebeb9264e8a4e6d57a4573376248191f64ad99e7 Mon Sep 17 00:00:00 2001 From: "Podchishchaeva, Mariya" <mariya.podchishcha...@intel.com> Date: Wed, 7 Aug 2024 04:04:09 -0700 Subject: [PATCH] [clang] Fix crash when #embed used in a compound literal Fixes https://github.com/llvm/llvm-project/issues/102248 --- clang/docs/ReleaseNotes.rst | 1 + clang/lib/Sema/SemaInit.cpp | 4 ++-- clang/test/Preprocessor/embed_codegen.cpp | 6 ++++++ 3 files changed, 9 insertions(+), 2 deletions(-) diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst index 829a759ca4a0be..946d09b0215e5b 100644 --- a/clang/docs/ReleaseNotes.rst +++ b/clang/docs/ReleaseNotes.rst @@ -167,6 +167,7 @@ Bug Fixes in This Version be used in C++. - Fixed a failed assertion when checking required literal types in C context. (#GH101304). - Fixed a crash when trying to transform a dependent address space type. Fixes #GH101685. +- Fixed crash when #embed is used in a compound literal Fixes #GH102248. Bug Fixes to Compiler Builtins ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/clang/lib/Sema/SemaInit.cpp b/clang/lib/Sema/SemaInit.cpp index 90fd6df782f095..abd4401e029817 100644 --- a/clang/lib/Sema/SemaInit.cpp +++ b/clang/lib/Sema/SemaInit.cpp @@ -515,8 +515,8 @@ class InitListChecker { uint64_t ElsCount = 1; // Otherwise try to fill whole array with embed data. if (Entity.getKind() == InitializedEntity::EK_ArrayElement) { - ValueDecl *ArrDecl = Entity.getParent()->getDecl(); - auto *AType = SemaRef.Context.getAsArrayType(ArrDecl->getType()); + auto *AType = + SemaRef.Context.getAsArrayType(Entity.getParent()->getType()); assert(AType && "expected array type when initializing array"); ElsCount = Embed->getDataElementCount(); if (const auto *CAType = dyn_cast<ConstantArrayType>(AType)) diff --git a/clang/test/Preprocessor/embed_codegen.cpp b/clang/test/Preprocessor/embed_codegen.cpp index 5baab9b59a9c16..d9624306dc828d 100644 --- a/clang/test/Preprocessor/embed_codegen.cpp +++ b/clang/test/Preprocessor/embed_codegen.cpp @@ -1,9 +1,15 @@ // RUN: %clang_cc1 %s -triple x86_64 --embed-dir=%S/Inputs -emit-llvm -o - | FileCheck %s +// CHECK: @.compoundliteral = internal global [2 x i8] c"jk" // CHECK: @__const._Z3fooi.ca = private unnamed_addr constant [3 x i32] [i32 0, i32 106, i32 107], align 4 // CHECK: @__const._Z3fooi.sc = private unnamed_addr constant %struct.S1 { i32 106, i32 107, i32 0 }, align 4 // CHECK: @__const._Z3fooi.t = private unnamed_addr constant [3 x %struct.T] [%struct.T { [2 x i32] [i32 48, i32 49], %struct.S1 { i32 50, i32 51, i32 52 } }, %struct.T { [2 x i32] [i32 53, i32 54], %struct.S1 { i32 55, i32 56, i32 57 } }, %struct.T { [2 x i32] [i32 10, i32 0], %struct.S1 zeroinitializer }], align 16 // CHECK: @__const._Z3fooi.W = private unnamed_addr constant %struct.Wrapper { i32 48, %struct.HasCharArray { [10 x i8] c"123456789\0A" } }, align 4 + +char *p = (char[]){ +#embed "jk.txt" +}; + void foo(int a) { // CHECK: %a.addr = alloca i32, align 4 // CHECK: store i32 %a, ptr %a.addr, align 4 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
