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Changed minimum target to be 'c++11'.

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This commit is contained in:
yhirose 2016-06-08 22:17:07 -04:00
parent 7ef51f6acb
commit 803335164d
2 changed files with 21 additions and 17 deletions
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26
CMakeLists.txt
View File

@ -1,36 +1,34 @@
cmake_minimum_required(VERSION 2.8)
# Check if a supported compiler is used and add c++14 flag:
# Check if a supported compiler is used and add c++11 flag:
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9)
message(FATAL_ERROR "Need at least gcc 4.9 to compile.")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
elseif(MSVC)
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19)
message(FATAL_ERROR "Visual Studio 2015 or newer is required.")
endif()
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0)
message(FATAL_ERROR "Need at least AppleClang 7.0 to compile.")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
message(FATAL_ERROR "Clang below version 3.4 will most likely not work. Please upgrade your compiler.")
endif()
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.6)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
else() # no GNU, no MSVC, no Clang
message(WARNING "You are using an unsupported compiler. Compilation has only been tested with MSVC, GCC and Clang.")
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag(-std=c++14 HAS_CXX14_FLAG)
if(HAS_CXX14_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
check_cxx_compiler_flag(-std=c++11 HAS_CXX11_FLAG)
if(HAS_CXX11_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
else()
message(FATAL_ERROR "Your compiler doesn't support the '-std=c++14' flag.")
message(FATAL_ERROR "Your compiler doesn't support the '-std=c++11' flag.")
endif()
endif()
@ -73,4 +71,4 @@ if(NOT MSVC)
add_subdirectory(lint)
add_subdirectory(language/pl0)
add_subdirectory(language/culebra)
endif()
endif()

12
lint/peglint.cc
View File

@ -91,7 +91,7 @@ int main(int argc, const char** argv)
peg::parser parser;
parser.log = [&](auto ln, auto col, const auto& msg) {
parser.log = [&](size_t ln, size_t col, const string& msg) {
cerr << syntax_path << ":" << ln << ":" << col << ": " << msg << endl;
};
@ -114,7 +114,7 @@ int main(int argc, const char** argv)
source_path = "[commendline]";
}
parser.log = [&](auto ln, auto col, const auto& msg) {
parser.log = [&](size_t ln, size_t col, const string& msg) {
cerr << source_path << ":" << ln << ":" << col << ": " << msg << endl;
};
@ -122,7 +122,13 @@ int main(int argc, const char** argv)
std::cout << "pos:lev\trule/ope" << std::endl;
std::cout << "-------\t--------" << std::endl;
size_t prev_pos = 0;
parser.enable_trace([&](auto name, auto s, auto /*n*/, auto& /*sv*/, auto& c, auto& /*dt*/) {
parser.enable_trace([&](
const char* name,
const char* s,
size_t /*n*/,
const peg::SemanticValues& /*sv*/,
const peg::Context& c,
const peg::any& /*dt*/) {
auto pos = static_cast<size_t>(s - c.s);
auto backtrack = (pos < prev_pos ? "*" : "");
string indent;