Date: Thu, 23 Feb 2017 19:02:12 +0000 (UTC) From: Dimitry Andric <dim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r314161 - in vendor/clang/dist: . docs lib/Driver test/Driver Message-ID: <201702231902.v1NJ2CFo015932@repo.freebsd.org>
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Author: dim Date: Thu Feb 23 19:02:12 2017 New Revision: 314161 URL: https://svnweb.freebsd.org/changeset/base/314161 Log: Vendor import of clang release_40 branch r295910: https://llvm.org/svn/llvm-project/cfe/branches/release_40@295910 Modified: vendor/clang/dist/CMakeLists.txt vendor/clang/dist/docs/ReleaseNotes.rst vendor/clang/dist/lib/Driver/Tools.cpp vendor/clang/dist/test/Driver/openbsd.c Modified: vendor/clang/dist/CMakeLists.txt ============================================================================== --- vendor/clang/dist/CMakeLists.txt Thu Feb 23 19:02:07 2017 (r314160) +++ vendor/clang/dist/CMakeLists.txt Thu Feb 23 19:02:12 2017 (r314161) @@ -42,7 +42,7 @@ if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURR list(GET CONFIG_OUTPUT 3 INCLUDE_DIR) list(GET CONFIG_OUTPUT 4 LLVM_OBJ_ROOT) list(GET CONFIG_OUTPUT 5 MAIN_SRC_DIR) - list(GET CONFIG_OUTPUT 6 LLVM_CMAKE_PATH) + list(GET CONFIG_OUTPUT 6 LLVM_CONFIG_CMAKE_PATH) if(NOT MSVC_IDE) set(LLVM_ENABLE_ASSERTIONS ${ENABLE_ASSERTIONS} @@ -57,6 +57,10 @@ if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURR set(LLVM_BINARY_DIR ${LLVM_OBJ_ROOT} CACHE PATH "Path to LLVM build tree") set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source tree") + # Normalize LLVM_CMAKE_PATH. --cmakedir might contain backslashes. + # CMake assumes slashes as PATH. + file(TO_CMAKE_PATH ${LLVM_CONFIG_CMAKE_PATH} LLVM_CMAKE_PATH) + find_program(LLVM_TABLEGEN_EXE "llvm-tblgen" ${LLVM_TOOLS_BINARY_DIR} NO_DEFAULT_PATH) Modified: vendor/clang/dist/docs/ReleaseNotes.rst ============================================================================== --- vendor/clang/dist/docs/ReleaseNotes.rst Thu Feb 23 19:02:07 2017 (r314160) +++ vendor/clang/dist/docs/ReleaseNotes.rst Thu Feb 23 19:02:12 2017 (r314161) @@ -241,17 +241,27 @@ show the description of the defects. Static Analyzer --------------- -... +With the option --show-description, scan-build's list of defects will also +show the description of the defects. -Core Analysis Improvements -========================== +The analyzer now provides better support of code that uses gtest. -- ... +Several new checks were added: -New Issues Found -================ +- The analyzer warns when virtual calls are made from constructors or + destructors. This check is off by default but can be enabled by passing the + following command to scan-build: -enable-checker optin.cplusplus.VirtualCall. +- The analyzer checks for synthesized copy properties of mutable types in + Objective C, such as NSMutableArray. Calling the setter for these properties + will store an immutable copy of the value. +- The analyzer checks for calls to dispatch_once() that use an Objective-C + instance variable as the predicate. Using an instance variable as a predicate + may result in the passed-in block being executed multiple times or not at all. + These calls should be rewritten either to use a lock or to store the predicate + in a global or static variable. +- The analyzer checks for unintended comparisons of NSNumber, CFNumberRef, and + other Cocoa number objects to scalar values. -- ... Python Binding Changes ---------------------- Modified: vendor/clang/dist/lib/Driver/Tools.cpp ============================================================================== --- vendor/clang/dist/lib/Driver/Tools.cpp Thu Feb 23 19:02:07 2017 (r314160) +++ vendor/clang/dist/lib/Driver/Tools.cpp Thu Feb 23 19:02:12 2017 (r314161) @@ -8937,6 +8937,10 @@ void openbsd::Linker::ConstructJob(Compi if (Args.hasArg(options::OPT_pg)) CmdArgs.push_back( Args.MakeArgString(getToolChain().GetFilePath("gcrt0.o"))); + else if (Args.hasArg(options::OPT_static) && + !Args.hasArg(options::OPT_nopie)) + CmdArgs.push_back( + Args.MakeArgString(getToolChain().GetFilePath("rcrt0.o"))); else CmdArgs.push_back( Args.MakeArgString(getToolChain().GetFilePath("crt0.o"))); Modified: vendor/clang/dist/test/Driver/openbsd.c ============================================================================== --- vendor/clang/dist/test/Driver/openbsd.c Thu Feb 23 19:02:07 2017 (r314160) +++ vendor/clang/dist/test/Driver/openbsd.c Thu Feb 23 19:02:12 2017 (r314161) @@ -67,3 +67,26 @@ // CHECK-MIPS64-PIC: as{{.*}}" "-mabi" "64" "-EB" "-KPIC" // CHECK-MIPS64EL: as{{.*}}" "-mabi" "64" "-EL" // CHECK-MIPS64EL-PIC: as{{.*}}" "-mabi" "64" "-EL" "-KPIC" + +// Check linking against correct startup code when (not) using PIE +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-PIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd %s -fno-pie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-PIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -static %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-STATIC-PIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -static -fno-pie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-STATIC-PIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -nopie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-NOPIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -fno-pie -nopie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-NOPIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -static -nopie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-NOPIE %s +// RUN: %clang -no-canonical-prefixes -target i686-pc-openbsd -fno-pie -static -nopie %s -### 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK-NOPIE %s +// CHECK-PIE: "{{.*}}crt0.o" +// CHECK-PIE-NOT: "-nopie" +// CHECK-STATIC-PIE: "{{.*}}rcrt0.o" +// CHECK-STATIC-PIE-NOT: "-nopie" +// CHECK-NOPIE: "-nopie" "{{.*}}crt0.o"
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