Merge branch 'master' into release-0.15.2

.travis.yml

@@ -39,26 +39,29 @@ install:
     if [[ "${LLVM_PACKAGE}" == *3\.[567]* ]] && [[ "${CXX}" == "clang++" ]]; then
       sudo apt-get install --allow-unauthenticated -qq clang-3.4; export CXX="clang++-3.4";
     fi
+  -
+    if [[ "${OPTS}" == *TEST_COVERAGE*ON* ]]; then
+      sudo pip install cpp-coveralls;
+    fi
 env:
   - LLVM_PACKAGE="llvm-3.1 llvm-3.1-dev"
   - LLVM_PACKAGE="llvm-3.2 llvm-3.2-dev"
   - LLVM_PACKAGE="llvm-3.3 llvm-3.3-dev" TEST_DEBUG=1
   - LLVM_PACKAGE="llvm-3.3 llvm-3.3-dev"
   - LLVM_PACKAGE="llvm-3.4 llvm-3.4-dev" TEST_DEBUG=1
-  - LLVM_PACKAGE="llvm-3.4 llvm-3.4-dev" OPTS="-DMULTILIB=ON" TEST_BITNESS=32
-  - LLVM_PACKAGE="llvm-3.4 llvm-3.4-dev" OPTS="-DMULTILIB=ON" TEST_BITNESS=64
   - LLVM_PACKAGE="llvm-3.4 llvm-3.4-dev" TEST_DEBUG=1 OPTS="-DBUILD_SHARED_LIBS=ON"
   - LLVM_PACKAGE="llvm-3.4 llvm-3.4-dev" OPTS="-DBUILD_SHARED_LIBS=ON"
   - LLVM_PACKAGE="llvm-3.5 llvm-3.5-dev libedit2 libedit-dev" TEST_DEBUG=1
   - LLVM_PACKAGE="llvm-3.5 llvm-3.5-dev libedit2 libedit-dev"
+  - LLVM_PACKAGE="llvm-3.5 llvm-3.5-dev libedit2 libedit-dev" OPTS="-DTEST_COVERAGE=ON"
   - LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev" TEST_DEBUG=1
-  - LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev"
+  - LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev" OPTS="-DMULTILIB=ON" TEST_BITNESS=32
+  - LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev" OPTS="-DMULTILIB=ON" TEST_BITNESS=64
   - LLVM_PACKAGE="llvm-3.7 llvm-3.7-dev libedit2 libedit-dev" TEST_DEBUG=1
   - LLVM_PACKAGE="llvm-3.7 llvm-3.7-dev libedit2 libedit-dev"
 matrix:
   allow_failures:
-  - env: LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev" TEST_DEBUG=1
-  - env: LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev"
+  - env: LLVM_PACKAGE="llvm-3.6 llvm-3.6-dev libedit2 libedit-dev" OPTS="-DMULTILIB=ON" TEST_BITNESS=32
   - env: LLVM_PACKAGE="llvm-3.7 llvm-3.7-dev libedit2 libedit-dev" TEST_DEBUG=1
   - env: LLVM_PACKAGE="llvm-3.7 llvm-3.7-dev libedit2 libedit-dev"
 script:
@@ -101,6 +104,12 @@ script:
   - ctest -j2 --verbose ${BUILD_SEL}
   - ctest -j2 --output-on-failure ${RUN_SEL}
 
+after_success:
+  -
+    if [[ "${OPTS}" == *TEST_COVERAGE*ON* ]]; then
+      coveralls -e runtime -e tests -e vcbuild --gcov gcov-4.9 --gcov-options '\-lp' > /dev/null 2>&1;
+    fi
+
 notifications:
   # Temporarily disabled due to time limit problems.
   # email:

CMakeLists.txt

@@ -228,6 +228,7 @@ file(GLOB IR_SRC ir/*.cpp)
 file(GLOB IR_HDR ir/*.h)
 set(DRV_SRC
     driver/cl_options.cpp
+    driver/codegenerator.cpp
     driver/configfile.cpp
     driver/targetmachine.cpp
     driver/toobj.cpp
@@ -239,6 +240,7 @@ set(DRV_SRC
 set(DRV_HDR
     driver/linker.h
     driver/cl_options.h
+    driver/codegenerator.h
     driver/configfile.h
     driver/ldc-version.h
     driver/targetmachine.h
@@ -325,7 +327,7 @@ if(MSVC)
     string(REGEX REPLACE "(^| ) */GR-? *( |$)" "\\1 \\2" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 
     add_definitions(-D_HAS_EXCEPTIONS=0)
-    set(EXTRA_CXXFLAGS "/W0 /wd4996 /GF /GR- /EHs-c- /MP")
+    set(EXTRA_CXXFLAGS "/GF /GR- /EHs-c- /MP")
 else()
     set(EXTRA_CXXFLAGS "")
 endif()
@@ -381,6 +383,19 @@ if( NOT WIN32 OR CYGWIN )
     endforeach()
 endif()
 
+#
+# Enable instrumentation for code coverage analysis
+#
+set(TEST_COVERAGE OFF CACHE BOOL "instrument compiler for code coverage analysis")
+if(TEST_COVERAGE)
+    if(CMAKE_COMPILER_IS_GNUCXX OR (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang"))
+        append("-O0 -g -fprofile-arcs -ftest-coverage" EXTRA_CXXFLAGS)
+        append("--coverage" LLVM_LDFLAGS)
+    else()
+        message(WARNING "Coverage testing is not available.")
+    endif()
+endif()
+
 #
 # Set up the main ldc/ldc2 target.
 #

README.md

@@ -1,7 +1,9 @@
 LDC – the LLVM-based D Compiler
 ===============================
 
-[![Build Status](https://travis-ci.org/ldc-developers/ldc.png?branch=master)](https://travis-ci.org/ldc-developers/ldc) [![Bountysource](https://www.bountysource.com/badge/tracker?tracker_id=283332)](https://www.bountysource.com/trackers/283332-ldc?utm_source=283332&utm_medium=shield&utm_campaign=TRACKER_BADGE)
+[![Build Status](https://travis-ci.org/ldc-developers/ldc.png?branch=master)][1]
+[![Test Coverage](https://coveralls.io/repos/ldc-developers/ldc/badge.svg)][2]
+[![Bountysource](https://www.bountysource.com/badge/tracker?tracker_id=283332)][3]
 
 The LDC project aims to provide a portable D programming language
 compiler with modern optimization and code generation capabilities.
@@ -52,3 +54,8 @@ For further documentation, contributor information, etc. please see
 the D wiki: http://wiki.dlang.org/LDC
 
 Feedback of any kind is very much appreciated!
+
+
+[1]: https://travis-ci.org/ldc-developers/ldc "Build Status"
+[2]: https://coveralls.io/r/ldc-developers/ldc "Test Coverage"
+[3]: https://www.bountysource.com/trackers/283332-ldc?utm_source=283332&utm_medium=shield&utm_campaign=TRACKER_BADGE "Bountysource"

cmake/Modules/GetGitRevisionDescription.cmake

@@ -40,7 +40,7 @@ set(__get_git_revision_description YES)
 get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH)
 
 function(get_git_head_revision _refspecvar _hashvar)
-	set(GIT_PARENT_DIR "${CMAKE_SOURCE_DIR}")
+	set(GIT_PARENT_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
 	set(GIT_DIR "${GIT_PARENT_DIR}/.git")
 	while(NOT EXISTS "${GIT_DIR}")	# .git dir not found, search parent directories
 		set(GIT_PREVIOUS_PARENT "${GIT_PARENT_DIR}")
@@ -53,6 +53,13 @@ function(get_git_head_revision _refspecvar _hashvar)
 		endif()
 		set(GIT_DIR "${GIT_PARENT_DIR}/.git")
 	endwhile()
+	# check if this is a submodule
+	if(NOT IS_DIRECTORY ${GIT_DIR})
+		file(READ ${GIT_DIR} submodule)
+		string(REGEX REPLACE "gitdir: (.*)\n$" "\\1" GIT_DIR_RELATIVE ${submodule})
+		get_filename_component(SUBMODULE_DIR ${GIT_DIR} PATH)
+		get_filename_component(GIT_DIR ${SUBMODULE_DIR}/${GIT_DIR_RELATIVE} ABSOLUTE)
+	endif()
 	set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data")
 	if(NOT EXISTS "${GIT_DATA}")
 		file(MAKE_DIRECTORY "${GIT_DATA}")

cmake/Modules/GetGitRevisionDescription.cmake.in

@@ -23,9 +23,12 @@ if(HEAD_CONTENTS MATCHES "ref")
 	string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
 	if(EXISTS "@GIT_DIR@/${HEAD_REF}")
 		configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
-	elseif(EXISTS "@GIT_DIR@/logs/${HEAD_REF}")
-		configure_file("@GIT_DIR@/logs/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
-		set(HEAD_HASH "${HEAD_REF}")
+	else()
+		configure_file("@GIT_DIR@/packed-refs" "@GIT_DATA@/packed-refs" COPYONLY)
+		file(READ "@GIT_DATA@/packed-refs" PACKED_REFS)
+		if(${PACKED_REFS} MATCHES "([0-9a-z]*) ${HEAD_REF}")
+			set(HEAD_HASH "${CMAKE_MATCH_1}")
+		endif()
 	endif()
 else()
 	# detached HEAD

dmd2/builtin.c

@@ -166,7 +166,7 @@ Expression *eval_llvmminnum(Loc loc, FuncDeclaration *fd, Expressions *arguments
     assert(arg0->op == TOKfloat64);
     Expression *arg1 = (*arguments)[1];
     assert(arg1->op == TOKfloat64);
-    return new RealExp(loc, fmin(arg0->toReal(), arg1->toReal()), type);
+    return new RealExp(loc, fminl(arg0->toReal(), arg1->toReal()), type);
 }
 
 Expression *eval_llvmmaxnum(Loc loc, FuncDeclaration *fd, Expressions *arguments)
@@ -176,7 +176,7 @@ Expression *eval_llvmmaxnum(Loc loc, FuncDeclaration *fd, Expressions *arguments
     assert(arg0->op == TOKfloat64);
     Expression *arg1 = (*arguments)[1];
     assert(arg1->op == TOKfloat64);
-    return new RealExp(loc, fmax(arg0->toReal(), arg1->toReal()), type);
+    return new RealExp(loc, fmaxl(arg0->toReal(), arg1->toReal()), type);
 }
 
 Expression *eval_llvmfloor(Loc loc, FuncDeclaration *fd, Expressions *arguments)